From a264bff9d557e9fc468c9fefeabc0c09d4eeea6f Mon Sep 17 00:00:00 2001 From: mu001999 Date: Tue, 18 Jun 2024 15:56:34 +0800 Subject: Mark assoc tys live only if the trait is live --- compiler/rustc_passes/src/dead.rs | 41 ++++++++++++++++++++++++--------------- 1 file changed, 25 insertions(+), 16 deletions(-) (limited to 'compiler') diff --git a/compiler/rustc_passes/src/dead.rs b/compiler/rustc_passes/src/dead.rs index 6a74ddc5508..7c8c1d251ae 100644 --- a/compiler/rustc_passes/src/dead.rs +++ b/compiler/rustc_passes/src/dead.rs @@ -156,7 +156,10 @@ impl<'tcx> MarkSymbolVisitor<'tcx> { fn handle_res(&mut self, res: Res) { match res { - Res::Def(DefKind::Const | DefKind::AssocConst | DefKind::TyAlias, def_id) => { + Res::Def( + DefKind::Const | DefKind::AssocConst | DefKind::AssocTy | DefKind::TyAlias, + def_id, + ) => { self.check_def_id(def_id); } _ if self.in_pat => {} @@ -442,7 +445,7 @@ impl<'tcx> MarkSymbolVisitor<'tcx> { intravisit::walk_item(self, item) } hir::ItemKind::ForeignMod { .. } => {} - hir::ItemKind::Trait(..) => { + hir::ItemKind::Trait(_, _, _, _, trait_item_refs) => { for impl_def_id in self.tcx.all_impls(item.owner_id.to_def_id()) { if let Some(local_def_id) = impl_def_id.as_local() && let ItemKind::Impl(impl_ref) = @@ -455,7 +458,12 @@ impl<'tcx> MarkSymbolVisitor<'tcx> { intravisit::walk_path(self, impl_ref.of_trait.unwrap().path); } } - + // mark assoc ty live if the trait is live + for trait_item in trait_item_refs { + if let hir::AssocItemKind::Type = trait_item.kind { + self.check_def_id(trait_item.id.owner_id.to_def_id()); + } + } intravisit::walk_item(self, item) } _ => intravisit::walk_item(self, item), @@ -472,9 +480,8 @@ impl<'tcx> MarkSymbolVisitor<'tcx> { && let ItemKind::Impl(impl_ref) = self.tcx.hir().expect_item(local_impl_id).kind { - if !matches!(trait_item.kind, hir::TraitItemKind::Type(..)) - && !ty_ref_to_pub_struct(self.tcx, impl_ref.self_ty) - .ty_and_all_fields_are_public + if !ty_ref_to_pub_struct(self.tcx, impl_ref.self_ty) + .ty_and_all_fields_are_public { // skip impl-items of non pure pub ty, // cause we don't know the ty is constructed or not, @@ -813,9 +820,8 @@ fn check_item<'tcx>( // for trait impl blocks, // mark the method live if the self_ty is public, // or the method is public and may construct self - if of_trait && matches!(tcx.def_kind(local_def_id), DefKind::AssocTy) - || tcx.visibility(local_def_id).is_public() - && (ty_and_all_fields_are_public || may_construct_self) + if tcx.visibility(local_def_id).is_public() + && (ty_and_all_fields_are_public || may_construct_self) { // if the impl item is public, // and the ty may be constructed or can be constructed in foreign crates, @@ -852,10 +858,13 @@ fn check_trait_item( worklist: &mut Vec<(LocalDefId, ComesFromAllowExpect)>, id: hir::TraitItemId, ) { - use hir::TraitItemKind::{Const, Fn}; - if matches!(tcx.def_kind(id.owner_id), DefKind::AssocConst | DefKind::AssocFn) { + use hir::TraitItemKind::{Const, Fn, Type}; + if matches!( + tcx.def_kind(id.owner_id), + DefKind::AssocConst | DefKind::AssocTy | DefKind::AssocFn + ) { let trait_item = tcx.hir().trait_item(id); - if matches!(trait_item.kind, Const(_, Some(_)) | Fn(..)) + if matches!(trait_item.kind, Const(_, Some(_)) | Type(_, Some(_)) | Fn(..)) && let Some(comes_from_allow) = has_allow_dead_code_or_lang_attr(tcx, trait_item.owner_id.def_id) { @@ -897,7 +906,7 @@ fn create_and_seed_worklist( // checks impls, impl-items and pub structs with all public fields later match tcx.def_kind(id) { DefKind::Impl { .. } => false, - DefKind::AssocConst | DefKind::AssocFn => !matches!(tcx.associated_item(id).container, AssocItemContainer::ImplContainer), + DefKind::AssocConst | DefKind::AssocTy | DefKind::AssocFn => !matches!(tcx.associated_item(id).container, AssocItemContainer::ImplContainer), DefKind::Struct => struct_all_fields_are_public(tcx, id.to_def_id()) || has_allow_dead_code_or_lang_attr(tcx, id).is_some(), _ => true }) @@ -1132,6 +1141,7 @@ impl<'tcx> DeadVisitor<'tcx> { } match self.tcx.def_kind(def_id) { DefKind::AssocConst + | DefKind::AssocTy | DefKind::AssocFn | DefKind::Fn | DefKind::Static { .. } @@ -1173,15 +1183,14 @@ fn check_mod_deathness(tcx: TyCtxt<'_>, module: LocalModDefId) { || (def_kind == DefKind::Trait && live_symbols.contains(&item.owner_id.def_id)) { for &def_id in tcx.associated_item_def_ids(item.owner_id.def_id) { - // We have diagnosed unused assoc consts and fns in traits + // We have diagnosed unused assocs in traits if matches!(def_kind, DefKind::Impl { of_trait: true }) - && matches!(tcx.def_kind(def_id), DefKind::AssocConst | DefKind::AssocFn) + && matches!(tcx.def_kind(def_id), DefKind::AssocConst | DefKind::AssocTy | DefKind::AssocFn) // skip unused public inherent methods, // cause we have diagnosed unconstructed struct || matches!(def_kind, DefKind::Impl { of_trait: false }) && tcx.visibility(def_id).is_public() && ty_ref_to_pub_struct(tcx, tcx.hir().item(item).expect_impl().self_ty).ty_is_public - || def_kind == DefKind::Trait && tcx.def_kind(def_id) == DefKind::AssocTy { continue; } -- cgit 1.4.1-3-g733a5 From 594fa01aba7aa48990ffb673eb6d46be239f0193 Mon Sep 17 00:00:00 2001 From: bohan Date: Sun, 23 Jun 2024 23:44:22 +0800 Subject: not use offset when there is not ends with brace --- compiler/rustc_hir_analysis/src/check/mod.rs | 17 ++++++++---- .../missing-impl-trait-block-but-not-ascii.rs | 13 +++++++++ .../missing-impl-trait-block-but-not-ascii.stderr | 31 ++++++++++++++++++++++ 3 files changed, 56 insertions(+), 5 deletions(-) create mode 100644 tests/ui/suggestions/missing-impl-trait-block-but-not-ascii.rs create mode 100644 tests/ui/suggestions/missing-impl-trait-block-but-not-ascii.stderr (limited to 'compiler') diff --git a/compiler/rustc_hir_analysis/src/check/mod.rs b/compiler/rustc_hir_analysis/src/check/mod.rs index 4d1b96d9c1b..8469cbbbc7d 100644 --- a/compiler/rustc_hir_analysis/src/check/mod.rs +++ b/compiler/rustc_hir_analysis/src/check/mod.rs @@ -211,11 +211,18 @@ fn missing_items_err( .collect::>() .join("`, `"); - // `Span` before impl block closing brace. - let hi = full_impl_span.hi() - BytePos(1); - // Point at the place right before the closing brace of the relevant `impl` to suggest - // adding the associated item at the end of its body. - let sugg_sp = full_impl_span.with_lo(hi).with_hi(hi); + let sugg_sp = if let Ok(snippet) = tcx.sess.source_map().span_to_snippet(full_impl_span) + && snippet.ends_with("}") + { + // `Span` before impl block closing brace. + let hi = full_impl_span.hi() - BytePos(1); + // Point at the place right before the closing brace of the relevant `impl` to suggest + // adding the associated item at the end of its body. + full_impl_span.with_lo(hi).with_hi(hi) + } else { + full_impl_span.shrink_to_hi() + }; + // Obtain the level of indentation ending in `sugg_sp`. let padding = tcx.sess.source_map().indentation_before(sugg_sp).unwrap_or_else(|| String::new()); diff --git a/tests/ui/suggestions/missing-impl-trait-block-but-not-ascii.rs b/tests/ui/suggestions/missing-impl-trait-block-but-not-ascii.rs new file mode 100644 index 00000000000..ddb6bd1e902 --- /dev/null +++ b/tests/ui/suggestions/missing-impl-trait-block-but-not-ascii.rs @@ -0,0 +1,13 @@ +// issue#126764 + +struct S; + +trait T { + fn f(); +} +impl T for S； +//~^ ERROR: unknown start of token +//~| ERROR: expected `{}` +//~| ERROR: not all trait items implemented, missing: `f` + +fn main() {} diff --git a/tests/ui/suggestions/missing-impl-trait-block-but-not-ascii.stderr b/tests/ui/suggestions/missing-impl-trait-block-but-not-ascii.stderr new file mode 100644 index 00000000000..56cdc11b62e --- /dev/null +++ b/tests/ui/suggestions/missing-impl-trait-block-but-not-ascii.stderr @@ -0,0 +1,31 @@ +error: unknown start of token: \u{ff1b} + --> $DIR/missing-impl-trait-block-but-not-ascii.rs:8:13 + | +LL | impl T for S； + | ^^ + | +help: Unicode character '；' (Fullwidth Semicolon) looks like ';' (Semicolon), but it is not + | +LL | impl T for S; + | ~ + +error: expected `{}`, found `;` + --> $DIR/missing-impl-trait-block-but-not-ascii.rs:8:13 + | +LL | impl T for S； + | ^^ + | + = help: try using `{}` instead + +error[E0046]: not all trait items implemented, missing: `f` + --> $DIR/missing-impl-trait-block-but-not-ascii.rs:8:1 + | +LL | fn f(); + | ------- `f` from trait +LL | } +LL | impl T for S； + | ^^^^^^^^^^^^ missing `f` in implementation + +error: aborting due to 3 previous errors + +For more information about this error, try `rustc --explain E0046`. -- cgit 1.4.1-3-g733a5 From 8cfd4b180b33695a2e24e74ce4864b3b4bf6a302 Mon Sep 17 00:00:00 2001 From: David Tolnay Date: Sun, 23 Jun 2024 18:29:51 -0700 Subject: Unify the precedence level for PREC_POSTFIX and PREC_PAREN --- compiler/rustc_ast/src/util/parser.rs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'compiler') diff --git a/compiler/rustc_ast/src/util/parser.rs b/compiler/rustc_ast/src/util/parser.rs index 373c0ebcc5c..900040b8bd9 100644 --- a/compiler/rustc_ast/src/util/parser.rs +++ b/compiler/rustc_ast/src/util/parser.rs @@ -234,7 +234,7 @@ pub const PREC_RANGE: i8 = -10; // The range 2..=14 is reserved for AssocOp binary operator precedences. pub const PREC_PREFIX: i8 = 50; pub const PREC_POSTFIX: i8 = 60; -pub const PREC_PAREN: i8 = 99; +pub const PREC_PAREN: i8 = 60; pub const PREC_FORCE_PAREN: i8 = 100; #[derive(Debug, Clone, Copy)] -- cgit 1.4.1-3-g733a5 From 273447cec7a5b27febf82be7a9889c7f5de2411b Mon Sep 17 00:00:00 2001 From: David Tolnay Date: Sun, 23 Jun 2024 18:30:13 -0700 Subject: Rename the 2 unambiguous precedence levels to PREC_UNAMBIGUOUS --- compiler/rustc_ast/src/util/parser.rs | 45 ++++++++++------------ compiler/rustc_ast_pretty/src/pprust/state/expr.rs | 14 +++---- compiler/rustc_hir_pretty/src/lib.rs | 8 ++-- compiler/rustc_hir_typeck/src/callee.rs | 4 +- compiler/rustc_hir_typeck/src/cast.rs | 2 +- .../rustc_hir_typeck/src/fn_ctxt/suggestions.rs | 8 ++-- src/tools/clippy/clippy_lints/src/dereference.rs | 6 +-- .../clippy_lints/src/matches/manual_utils.rs | 4 +- 8 files changed, 44 insertions(+), 47 deletions(-) (limited to 'compiler') diff --git a/compiler/rustc_ast/src/util/parser.rs b/compiler/rustc_ast/src/util/parser.rs index 900040b8bd9..ad92bf2cd40 100644 --- a/compiler/rustc_ast/src/util/parser.rs +++ b/compiler/rustc_ast/src/util/parser.rs @@ -233,8 +233,7 @@ pub const PREC_JUMP: i8 = -30; pub const PREC_RANGE: i8 = -10; // The range 2..=14 is reserved for AssocOp binary operator precedences. pub const PREC_PREFIX: i8 = 50; -pub const PREC_POSTFIX: i8 = 60; -pub const PREC_PAREN: i8 = 60; +pub const PREC_UNAMBIGUOUS: i8 = 60; pub const PREC_FORCE_PAREN: i8 = 100; #[derive(Debug, Clone, Copy)] @@ -325,37 +324,35 @@ impl ExprPrecedence { | ExprPrecedence::Let | ExprPrecedence::Unary => PREC_PREFIX, - // Unary, postfix - ExprPrecedence::Await + // Never need parens + ExprPrecedence::Array + | ExprPrecedence::Await + | ExprPrecedence::Block | ExprPrecedence::Call - | ExprPrecedence::MethodCall + | ExprPrecedence::ConstBlock | ExprPrecedence::Field + | ExprPrecedence::ForLoop + | ExprPrecedence::FormatArgs + | ExprPrecedence::Gen + | ExprPrecedence::If | ExprPrecedence::Index - | ExprPrecedence::Try | ExprPrecedence::InlineAsm + | ExprPrecedence::Lit + | ExprPrecedence::Loop | ExprPrecedence::Mac - | ExprPrecedence::FormatArgs + | ExprPrecedence::Match + | ExprPrecedence::MethodCall | ExprPrecedence::OffsetOf - | ExprPrecedence::PostfixMatch => PREC_POSTFIX, - - // Never need parens - ExprPrecedence::Array + | ExprPrecedence::Paren + | ExprPrecedence::Path + | ExprPrecedence::PostfixMatch | ExprPrecedence::Repeat + | ExprPrecedence::Struct + | ExprPrecedence::Try + | ExprPrecedence::TryBlock | ExprPrecedence::Tup - | ExprPrecedence::Lit - | ExprPrecedence::Path - | ExprPrecedence::Paren - | ExprPrecedence::If | ExprPrecedence::While - | ExprPrecedence::ForLoop - | ExprPrecedence::Loop - | ExprPrecedence::Match - | ExprPrecedence::ConstBlock - | ExprPrecedence::Block - | ExprPrecedence::TryBlock - | ExprPrecedence::Gen - | ExprPrecedence::Struct - | ExprPrecedence::Err => PREC_PAREN, + | ExprPrecedence::Err => PREC_UNAMBIGUOUS, } } } diff --git a/compiler/rustc_ast_pretty/src/pprust/state/expr.rs b/compiler/rustc_ast_pretty/src/pprust/state/expr.rs index 1e117c46b6e..f2f6594e686 100644 --- a/compiler/rustc_ast_pretty/src/pprust/state/expr.rs +++ b/compiler/rustc_ast_pretty/src/pprust/state/expr.rs @@ -217,7 +217,7 @@ impl<'a> State<'a> { fn print_expr_call(&mut self, func: &ast::Expr, args: &[P], fixup: FixupContext) { let prec = match func.kind { ast::ExprKind::Field(..) => parser::PREC_FORCE_PAREN, - _ => parser::PREC_POSTFIX, + _ => parser::PREC_UNAMBIGUOUS, }; // Independent of parenthesization related to precedence, we must @@ -257,7 +257,7 @@ impl<'a> State<'a> { // boundaries, `$receiver.method()` can be parsed back as a statement // containing an expression if and only if `$receiver` can be parsed as // a statement containing an expression. - self.print_expr_maybe_paren(receiver, parser::PREC_POSTFIX, fixup); + self.print_expr_maybe_paren(receiver, parser::PREC_UNAMBIGUOUS, fixup); self.word("."); self.print_ident(segment.ident); @@ -489,7 +489,7 @@ impl<'a> State<'a> { self.space(); } MatchKind::Postfix => { - self.print_expr_maybe_paren(expr, parser::PREC_POSTFIX, fixup); + self.print_expr_maybe_paren(expr, parser::PREC_UNAMBIGUOUS, fixup); self.word_nbsp(".match"); } } @@ -549,7 +549,7 @@ impl<'a> State<'a> { self.print_block_with_attrs(blk, attrs); } ast::ExprKind::Await(expr, _) => { - self.print_expr_maybe_paren(expr, parser::PREC_POSTFIX, fixup); + self.print_expr_maybe_paren(expr, parser::PREC_UNAMBIGUOUS, fixup); self.word(".await"); } ast::ExprKind::Assign(lhs, rhs, _) => { @@ -568,14 +568,14 @@ impl<'a> State<'a> { self.print_expr_maybe_paren(rhs, prec, fixup.subsequent_subexpression()); } ast::ExprKind::Field(expr, ident) => { - self.print_expr_maybe_paren(expr, parser::PREC_POSTFIX, fixup); + self.print_expr_maybe_paren(expr, parser::PREC_UNAMBIGUOUS, fixup); self.word("."); self.print_ident(*ident); } ast::ExprKind::Index(expr, index, _) => { self.print_expr_maybe_paren( expr, - parser::PREC_POSTFIX, + parser::PREC_UNAMBIGUOUS, fixup.leftmost_subexpression(), ); self.word("["); @@ -713,7 +713,7 @@ impl<'a> State<'a> { } } ast::ExprKind::Try(e) => { - self.print_expr_maybe_paren(e, parser::PREC_POSTFIX, fixup); + self.print_expr_maybe_paren(e, parser::PREC_UNAMBIGUOUS, fixup); self.word("?") } ast::ExprKind::TryBlock(blk) => { diff --git a/compiler/rustc_hir_pretty/src/lib.rs b/compiler/rustc_hir_pretty/src/lib.rs index b21f1eadfb7..25b0cbdc026 100644 --- a/compiler/rustc_hir_pretty/src/lib.rs +++ b/compiler/rustc_hir_pretty/src/lib.rs @@ -1120,7 +1120,7 @@ impl<'a> State<'a> { fn print_expr_call(&mut self, func: &hir::Expr<'_>, args: &[hir::Expr<'_>]) { let prec = match func.kind { hir::ExprKind::Field(..) => parser::PREC_FORCE_PAREN, - _ => parser::PREC_POSTFIX, + _ => parser::PREC_UNAMBIGUOUS, }; self.print_expr_maybe_paren(func, prec); @@ -1134,7 +1134,7 @@ impl<'a> State<'a> { args: &[hir::Expr<'_>], ) { let base_args = args; - self.print_expr_maybe_paren(receiver, parser::PREC_POSTFIX); + self.print_expr_maybe_paren(receiver, parser::PREC_UNAMBIGUOUS); self.word("."); self.print_ident(segment.ident); @@ -1478,12 +1478,12 @@ impl<'a> State<'a> { self.print_expr_maybe_paren(rhs, prec); } hir::ExprKind::Field(expr, ident) => { - self.print_expr_maybe_paren(expr, parser::PREC_POSTFIX); + self.print_expr_maybe_paren(expr, parser::PREC_UNAMBIGUOUS); self.word("."); self.print_ident(ident); } hir::ExprKind::Index(expr, index, _) => { - self.print_expr_maybe_paren(expr, parser::PREC_POSTFIX); + self.print_expr_maybe_paren(expr, parser::PREC_UNAMBIGUOUS); self.word("["); self.print_expr(index); self.word("]"); diff --git a/compiler/rustc_hir_typeck/src/callee.rs b/compiler/rustc_hir_typeck/src/callee.rs index 46c85515575..3b199b7e3c2 100644 --- a/compiler/rustc_hir_typeck/src/callee.rs +++ b/compiler/rustc_hir_typeck/src/callee.rs @@ -3,7 +3,7 @@ use super::method::MethodCallee; use super::{Expectation, FnCtxt, TupleArgumentsFlag}; use crate::errors; -use rustc_ast::util::parser::PREC_POSTFIX; +use rustc_ast::util::parser::PREC_UNAMBIGUOUS; use rustc_errors::{Applicability, Diag, ErrorGuaranteed, StashKey}; use rustc_hir::def::{self, CtorKind, Namespace, Res}; use rustc_hir::def_id::DefId; @@ -656,7 +656,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { }; if let Ok(rest_snippet) = rest_snippet { - let sugg = if callee_expr.precedence().order() >= PREC_POSTFIX { + let sugg = if callee_expr.precedence().order() >= PREC_UNAMBIGUOUS { vec![ (up_to_rcvr_span, "".to_string()), (rest_span, format!(".{}({rest_snippet}", segment.ident)), diff --git a/compiler/rustc_hir_typeck/src/cast.rs b/compiler/rustc_hir_typeck/src/cast.rs index 58708510282..92f2d3254bb 100644 --- a/compiler/rustc_hir_typeck/src/cast.rs +++ b/compiler/rustc_hir_typeck/src/cast.rs @@ -946,7 +946,7 @@ impl<'a, 'tcx> CastCheck<'tcx> { fn lossy_provenance_ptr2int_lint(&self, fcx: &FnCtxt<'a, 'tcx>, t_c: ty::cast::IntTy) { let expr_prec = self.expr.precedence().order(); - let needs_parens = expr_prec < rustc_ast::util::parser::PREC_POSTFIX; + let needs_parens = expr_prec < rustc_ast::util::parser::PREC_UNAMBIGUOUS; let needs_cast = !matches!(t_c, ty::cast::IntTy::U(ty::UintTy::Usize)); let cast_span = self.expr_span.shrink_to_hi().to(self.cast_span); diff --git a/compiler/rustc_hir_typeck/src/fn_ctxt/suggestions.rs b/compiler/rustc_hir_typeck/src/fn_ctxt/suggestions.rs index 9dd82868adc..32369b2f720 100644 --- a/compiler/rustc_hir_typeck/src/fn_ctxt/suggestions.rs +++ b/compiler/rustc_hir_typeck/src/fn_ctxt/suggestions.rs @@ -9,7 +9,7 @@ use crate::method::probe::{IsSuggestion, Mode, ProbeScope}; use core::cmp::min; use core::iter; use hir::def_id::LocalDefId; -use rustc_ast::util::parser::{ExprPrecedence, PREC_POSTFIX}; +use rustc_ast::util::parser::{ExprPrecedence, PREC_UNAMBIGUOUS}; use rustc_data_structures::packed::Pu128; use rustc_errors::{Applicability, Diag, MultiSpan}; use rustc_hir as hir; @@ -1287,7 +1287,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { { let span = expr.span.find_oldest_ancestor_in_same_ctxt(); - let mut sugg = if expr.precedence().order() >= PREC_POSTFIX { + let mut sugg = if expr.precedence().order() >= PREC_UNAMBIGUOUS { vec![(span.shrink_to_hi(), ".into()".to_owned())] } else { vec![ @@ -2826,7 +2826,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { "change the type of the numeric literal from `{checked_ty}` to `{expected_ty}`", ); - let close_paren = if expr.precedence().order() < PREC_POSTFIX { + let close_paren = if expr.precedence().order() < PREC_UNAMBIGUOUS { sugg.push((expr.span.shrink_to_lo(), "(".to_string())); ")" } else { @@ -2851,7 +2851,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { let len = src.trim_end_matches(&checked_ty.to_string()).len(); expr.span.with_lo(expr.span.lo() + BytePos(len as u32)) }, - if expr.precedence().order() < PREC_POSTFIX { + if expr.precedence().order() < PREC_UNAMBIGUOUS { // Readd `)` format!("{expected_ty})") } else { diff --git a/src/tools/clippy/clippy_lints/src/dereference.rs b/src/tools/clippy/clippy_lints/src/dereference.rs index d60320d8282..f451758c335 100644 --- a/src/tools/clippy/clippy_lints/src/dereference.rs +++ b/src/tools/clippy/clippy_lints/src/dereference.rs @@ -6,7 +6,7 @@ use clippy_utils::{ expr_use_ctxt, get_parent_expr, is_block_like, is_lint_allowed, path_to_local, DefinedTy, ExprUseNode, }; use core::mem; -use rustc_ast::util::parser::{PREC_POSTFIX, PREC_PREFIX}; +use rustc_ast::util::parser::{PREC_UNAMBIGUOUS, PREC_PREFIX}; use rustc_data_structures::fx::FxIndexMap; use rustc_errors::Applicability; use rustc_hir::intravisit::{walk_ty, Visitor}; @@ -1013,7 +1013,7 @@ fn report<'tcx>( let (precedence, calls_field) = match cx.tcx.parent_hir_node(data.first_expr.hir_id) { Node::Expr(e) => match e.kind { ExprKind::Call(callee, _) if callee.hir_id != data.first_expr.hir_id => (0, false), - ExprKind::Call(..) => (PREC_POSTFIX, matches!(expr.kind, ExprKind::Field(..))), + ExprKind::Call(..) => (PREC_UNAMBIGUOUS, matches!(expr.kind, ExprKind::Field(..))), _ => (e.precedence().order(), false), }, _ => (0, false), @@ -1160,7 +1160,7 @@ impl<'tcx> Dereferencing<'tcx> { }, Some(parent) if !parent.span.from_expansion() => { // Double reference might be needed at this point. - if parent.precedence().order() == PREC_POSTFIX { + if parent.precedence().order() == PREC_UNAMBIGUOUS { // Parentheses would be needed here, don't lint. *outer_pat = None; } else { diff --git a/src/tools/clippy/clippy_lints/src/matches/manual_utils.rs b/src/tools/clippy/clippy_lints/src/matches/manual_utils.rs index 183caab56c5..be80aebed6d 100644 --- a/src/tools/clippy/clippy_lints/src/matches/manual_utils.rs +++ b/src/tools/clippy/clippy_lints/src/matches/manual_utils.rs @@ -7,7 +7,7 @@ use clippy_utils::{ can_move_expr_to_closure, is_else_clause, is_lint_allowed, is_res_lang_ctor, path_res, path_to_local_id, peel_blocks, peel_hir_expr_refs, peel_hir_expr_while, CaptureKind, }; -use rustc_ast::util::parser::PREC_POSTFIX; +use rustc_ast::util::parser::PREC_UNAMBIGUOUS; use rustc_errors::Applicability; use rustc_hir::def::Res; use rustc_hir::LangItem::{OptionNone, OptionSome}; @@ -117,7 +117,7 @@ where // it's being passed by value. let scrutinee = peel_hir_expr_refs(scrutinee).0; let (scrutinee_str, _) = snippet_with_context(cx, scrutinee.span, expr_ctxt, "..", &mut app); - let scrutinee_str = if scrutinee.span.eq_ctxt(expr.span) && scrutinee.precedence().order() < PREC_POSTFIX { + let scrutinee_str = if scrutinee.span.eq_ctxt(expr.span) && scrutinee.precedence().order() < PREC_UNAMBIGUOUS { format!("({scrutinee_str})") } else { scrutinee_str.into() -- cgit 1.4.1-3-g733a5 From a2298a6f190a020da69860433b4031775ea82cbe Mon Sep 17 00:00:00 2001 From: Esteban Küber Date: Mon, 24 Jun 2024 01:11:56 +0000 Subject: Do not ICE when suggesting dereferencing closure arg Account for `for` lifetimes when constructing closure to see if dereferencing the return value would be valid. Fix #125634, fix #124563. --- .../src/diagnostics/region_errors.rs | 6 ++- tests/crashes/124563.rs | 46 -------------------- .../account-for-lifetimes-in-closure-suggestion.rs | 19 +++++++++ ...ount-for-lifetimes-in-closure-suggestion.stderr | 17 ++++++++ ...ong-enough-suggestion-regression-test-124563.rs | 47 +++++++++++++++++++++ ...enough-suggestion-regression-test-124563.stderr | 49 ++++++++++++++++++++++ tests/ui/regions/regions-escape-method.fixed | 17 ++++++++ tests/ui/regions/regions-escape-method.rs | 1 + tests/ui/regions/regions-escape-method.stderr | 7 +++- 9 files changed, 160 insertions(+), 49 deletions(-) delete mode 100644 tests/crashes/124563.rs create mode 100644 tests/ui/regions/account-for-lifetimes-in-closure-suggestion.rs create mode 100644 tests/ui/regions/account-for-lifetimes-in-closure-suggestion.stderr create mode 100644 tests/ui/regions/lifetime-not-long-enough-suggestion-regression-test-124563.rs create mode 100644 tests/ui/regions/lifetime-not-long-enough-suggestion-regression-test-124563.stderr create mode 100644 tests/ui/regions/regions-escape-method.fixed (limited to 'compiler') diff --git a/compiler/rustc_borrowck/src/diagnostics/region_errors.rs b/compiler/rustc_borrowck/src/diagnostics/region_errors.rs index 67c11ff4a5b..d0cdf2baf99 100644 --- a/compiler/rustc_borrowck/src/diagnostics/region_errors.rs +++ b/compiler/rustc_borrowck/src/diagnostics/region_errors.rs @@ -1152,7 +1152,9 @@ impl<'a, 'tcx> MirBorrowckCtxt<'a, 'tcx> { // Get the arguments for the found method, only specifying that `Self` is the receiver type. let Some(possible_rcvr_ty) = typeck_results.node_type_opt(rcvr.hir_id) else { return }; let args = GenericArgs::for_item(tcx, method_def_id, |param, _| { - if param.index == 0 { + if let ty::GenericParamDefKind::Lifetime = param.kind { + tcx.lifetimes.re_erased.into() + } else if param.index == 0 && param.name == kw::SelfUpper { possible_rcvr_ty.into() } else if param.index == closure_param.index { closure_ty.into() @@ -1169,7 +1171,7 @@ impl<'a, 'tcx> MirBorrowckCtxt<'a, 'tcx> { Obligation::misc(tcx, span, self.mir_def_id(), self.param_env, pred) })); - if ocx.select_all_or_error().is_empty() { + if ocx.select_all_or_error().is_empty() && count > 0 { diag.span_suggestion_verbose( tcx.hir().body(*body).value.peel_blocks().span.shrink_to_lo(), "dereference the return value", diff --git a/tests/crashes/124563.rs b/tests/crashes/124563.rs deleted file mode 100644 index b082739af53..00000000000 --- a/tests/crashes/124563.rs +++ /dev/null @@ -1,46 +0,0 @@ -//@ known-bug: rust-lang/rust#124563 - -use std::marker::PhantomData; - -pub trait Trait {} - -pub trait Foo { - type Trait: Trait; - type Bar: Bar; - fn foo(&mut self); -} - -pub struct FooImpl<'a, 'b, A: Trait>(PhantomData<&'a &'b A>); - -impl<'a, 'b, T> Foo for FooImpl<'a, 'b, T> -where - T: Trait, -{ - type Trait = T; - type Bar = BarImpl<'a, 'b, T>; - - fn foo(&mut self) { - self.enter_scope(|ctx| { - BarImpl(ctx); - }); - } -} - -impl<'a, 'b, T> FooImpl<'a, 'b, T> -where - T: Trait, -{ - fn enter_scope(&mut self, _scope: impl FnOnce(&mut Self)) {} -} -pub trait Bar { - type Foo: Foo; -} - -pub struct BarImpl<'a, 'b, T: Trait>(&'b mut FooImpl<'a, 'b, T>); - -impl<'a, 'b, T> Bar for BarImpl<'a, 'b, T> -where - T: Trait, -{ - type Foo = FooImpl<'a, 'b, T>; -} diff --git a/tests/ui/regions/account-for-lifetimes-in-closure-suggestion.rs b/tests/ui/regions/account-for-lifetimes-in-closure-suggestion.rs new file mode 100644 index 00000000000..2de92cf62da --- /dev/null +++ b/tests/ui/regions/account-for-lifetimes-in-closure-suggestion.rs @@ -0,0 +1,19 @@ +// #125634 +struct Thing; + +// Invariant in 'a, Covariant in 'b +struct TwoThings<'a, 'b>(*mut &'a (), &'b mut ()); + +impl Thing { + fn enter_scope<'a>(self, _scope: impl for<'b> FnOnce(TwoThings<'a, 'b>)) {} +} + +fn foo() { + Thing.enter_scope(|ctx| { + SameLifetime(ctx); //~ ERROR lifetime may not live long enough + }); +} + +struct SameLifetime<'a>(TwoThings<'a, 'a>); + +fn main() {} diff --git a/tests/ui/regions/account-for-lifetimes-in-closure-suggestion.stderr b/tests/ui/regions/account-for-lifetimes-in-closure-suggestion.stderr new file mode 100644 index 00000000000..5e158f59cdc --- /dev/null +++ b/tests/ui/regions/account-for-lifetimes-in-closure-suggestion.stderr @@ -0,0 +1,17 @@ +error: lifetime may not live long enough + --> $DIR/account-for-lifetimes-in-closure-suggestion.rs:13:22 + | +LL | Thing.enter_scope(|ctx| { + | --- + | | + | has type `TwoThings<'_, '1>` + | has type `TwoThings<'2, '_>` +LL | SameLifetime(ctx); + | ^^^ this usage requires that `'1` must outlive `'2` + | + = note: requirement occurs because of the type `TwoThings<'_, '_>`, which makes the generic argument `'_` invariant + = note: the struct `TwoThings<'a, 'b>` is invariant over the parameter `'a` + = help: see for more information about variance + +error: aborting due to 1 previous error + diff --git a/tests/ui/regions/lifetime-not-long-enough-suggestion-regression-test-124563.rs b/tests/ui/regions/lifetime-not-long-enough-suggestion-regression-test-124563.rs new file mode 100644 index 00000000000..23427838ceb --- /dev/null +++ b/tests/ui/regions/lifetime-not-long-enough-suggestion-regression-test-124563.rs @@ -0,0 +1,47 @@ +// #124563 +use std::marker::PhantomData; + +pub trait Trait {} + +pub trait Foo { + type Trait: Trait; + type Bar: Bar; + fn foo(&mut self); +} + +pub struct FooImpl<'a, 'b, A: Trait>(PhantomData<&'a &'b A>); + +impl<'a, 'b, T> Foo for FooImpl<'a, 'b, T> +where + T: Trait, +{ + type Trait = T; + type Bar = BarImpl<'a, 'b, T>; //~ ERROR lifetime bound not satisfied + + fn foo(&mut self) { + self.enter_scope(|ctx| { //~ ERROR lifetime may not live long enough + BarImpl(ctx); //~ ERROR lifetime may not live long enough + }); + } +} + +impl<'a, 'b, T> FooImpl<'a, 'b, T> +where + T: Trait, +{ + fn enter_scope(&mut self, _scope: impl FnOnce(&mut Self)) {} +} +pub trait Bar { + type Foo: Foo; +} + +pub struct BarImpl<'a, 'b, T: Trait>(&'b mut FooImpl<'a, 'b, T>); + +impl<'a, 'b, T> Bar for BarImpl<'a, 'b, T> +where + T: Trait, +{ + type Foo = FooImpl<'a, 'b, T>; +} + +fn main() {} diff --git a/tests/ui/regions/lifetime-not-long-enough-suggestion-regression-test-124563.stderr b/tests/ui/regions/lifetime-not-long-enough-suggestion-regression-test-124563.stderr new file mode 100644 index 00000000000..fcd0a232a7b --- /dev/null +++ b/tests/ui/regions/lifetime-not-long-enough-suggestion-regression-test-124563.stderr @@ -0,0 +1,49 @@ +error[E0478]: lifetime bound not satisfied + --> $DIR/lifetime-not-long-enough-suggestion-regression-test-124563.rs:19:16 + | +LL | type Bar = BarImpl<'a, 'b, T>; + | ^^^^^^^^^^^^^^^^^^ + | +note: lifetime parameter instantiated with the lifetime `'a` as defined here + --> $DIR/lifetime-not-long-enough-suggestion-regression-test-124563.rs:14:6 + | +LL | impl<'a, 'b, T> Foo for FooImpl<'a, 'b, T> + | ^^ +note: but lifetime parameter must outlive the lifetime `'b` as defined here + --> $DIR/lifetime-not-long-enough-suggestion-regression-test-124563.rs:14:10 + | +LL | impl<'a, 'b, T> Foo for FooImpl<'a, 'b, T> + | ^^ + +error: lifetime may not live long enough + --> $DIR/lifetime-not-long-enough-suggestion-regression-test-124563.rs:23:21 + | +LL | self.enter_scope(|ctx| { + | --- + | | + | has type `&'1 mut FooImpl<'_, '_, T>` + | has type `&mut FooImpl<'2, '_, T>` +LL | BarImpl(ctx); + | ^^^ this usage requires that `'1` must outlive `'2` + +error: lifetime may not live long enough + --> $DIR/lifetime-not-long-enough-suggestion-regression-test-124563.rs:22:9 + | +LL | impl<'a, 'b, T> Foo for FooImpl<'a, 'b, T> + | -- -- lifetime `'b` defined here + | | + | lifetime `'a` defined here +... +LL | / self.enter_scope(|ctx| { +LL | | BarImpl(ctx); +LL | | }); + | |__________^ argument requires that `'a` must outlive `'b` + | + = help: consider adding the following bound: `'a: 'b` + = note: requirement occurs because of a mutable reference to `FooImpl<'_, '_, T>` + = note: mutable references are invariant over their type parameter + = help: see for more information about variance + +error: aborting due to 3 previous errors + +For more information about this error, try `rustc --explain E0478`. diff --git a/tests/ui/regions/regions-escape-method.fixed b/tests/ui/regions/regions-escape-method.fixed new file mode 100644 index 00000000000..f192dca1e25 --- /dev/null +++ b/tests/ui/regions/regions-escape-method.fixed @@ -0,0 +1,17 @@ +// Test a method call where the parameter `B` would (illegally) be +// inferred to a region bound in the method argument. If this program +// were accepted, then the closure passed to `s.f` could escape its +// argument. +//@ run-rustfix + +struct S; + +impl S { + fn f(&self, _: F) where F: FnOnce(&i32) -> B { + } +} + +fn main() { + let s = S; + s.f(|p| *p) //~ ERROR lifetime may not live long enough +} diff --git a/tests/ui/regions/regions-escape-method.rs b/tests/ui/regions/regions-escape-method.rs index 69c01ae6906..82bf86c79b2 100644 --- a/tests/ui/regions/regions-escape-method.rs +++ b/tests/ui/regions/regions-escape-method.rs @@ -2,6 +2,7 @@ // inferred to a region bound in the method argument. If this program // were accepted, then the closure passed to `s.f` could escape its // argument. +//@ run-rustfix struct S; diff --git a/tests/ui/regions/regions-escape-method.stderr b/tests/ui/regions/regions-escape-method.stderr index aeda923b0ba..687b91bb7b4 100644 --- a/tests/ui/regions/regions-escape-method.stderr +++ b/tests/ui/regions/regions-escape-method.stderr @@ -1,11 +1,16 @@ error: lifetime may not live long enough - --> $DIR/regions-escape-method.rs:15:13 + --> $DIR/regions-escape-method.rs:16:13 | LL | s.f(|p| p) | -- ^ returning this value requires that `'1` must outlive `'2` | || | |return type of closure is &'2 i32 | has type `&'1 i32` + | +help: dereference the return value + | +LL | s.f(|p| *p) + | + error: aborting due to 1 previous error -- cgit 1.4.1-3-g733a5 From 6521c3971d0818ab37f27f36f2eb99de420c780f Mon Sep 17 00:00:00 2001 From: Michael Goulet Date: Thu, 20 Jun 2024 12:17:42 -0400 Subject: Deny use<> for RPITITs --- compiler/rustc_ast_lowering/messages.ftl | 3 ++ compiler/rustc_ast_lowering/src/errors.rs | 8 +++++ compiler/rustc_ast_lowering/src/lib.rs | 20 ++++++++++++ .../precise-capturing/forgot-to-capture-type.rs | 1 + .../forgot-to-capture-type.stderr | 10 +++++- .../precise-capturing/redundant.normal.stderr | 20 ++++++++++++ .../precise-capturing/redundant.rpitit.stderr | 18 +++++++++++ tests/ui/impl-trait/precise-capturing/redundant.rs | 13 +++++--- .../impl-trait/precise-capturing/redundant.stderr | 36 ---------------------- .../ui/impl-trait/precise-capturing/rpitit.stderr | 10 +++++- .../impl-trait/precise-capturing/self-capture.rs | 3 +- .../precise-capturing/self-capture.stderr | 10 ++++++ 12 files changed, 107 insertions(+), 45 deletions(-) create mode 100644 tests/ui/impl-trait/precise-capturing/redundant.normal.stderr create mode 100644 tests/ui/impl-trait/precise-capturing/redundant.rpitit.stderr delete mode 100644 tests/ui/impl-trait/precise-capturing/redundant.stderr create mode 100644 tests/ui/impl-trait/precise-capturing/self-capture.stderr (limited to 'compiler') diff --git a/compiler/rustc_ast_lowering/messages.ftl b/compiler/rustc_ast_lowering/messages.ftl index 7d81e45d314..57b9d904dc2 100644 --- a/compiler/rustc_ast_lowering/messages.ftl +++ b/compiler/rustc_ast_lowering/messages.ftl @@ -130,6 +130,9 @@ ast_lowering_never_pattern_with_guard = ast_lowering_no_precise_captures_on_apit = `use<...>` precise capturing syntax not allowed in argument-position `impl Trait` +ast_lowering_no_precise_captures_on_rpitit = `use<...>` precise capturing syntax is currently not allowed in return-position `impl Trait` in traits + .note = currently, return-position `impl Trait` in traits and trait implementations capture all lifetimes in scope + ast_lowering_previously_used_here = previously used here ast_lowering_register1 = register `{$reg1_name}` diff --git a/compiler/rustc_ast_lowering/src/errors.rs b/compiler/rustc_ast_lowering/src/errors.rs index 02744d16b42..3d4b6a1f033 100644 --- a/compiler/rustc_ast_lowering/src/errors.rs +++ b/compiler/rustc_ast_lowering/src/errors.rs @@ -424,6 +424,14 @@ pub(crate) struct NoPreciseCapturesOnApit { pub span: Span, } +#[derive(Diagnostic)] +#[diag(ast_lowering_no_precise_captures_on_rpitit)] +#[note] +pub(crate) struct NoPreciseCapturesOnRpitit { + #[primary_span] + pub span: Span, +} + #[derive(Diagnostic)] #[diag(ast_lowering_yield_in_closure)] pub(crate) struct YieldInClosure { diff --git a/compiler/rustc_ast_lowering/src/lib.rs b/compiler/rustc_ast_lowering/src/lib.rs index da8682d3d09..0a06304fcec 100644 --- a/compiler/rustc_ast_lowering/src/lib.rs +++ b/compiler/rustc_ast_lowering/src/lib.rs @@ -1594,6 +1594,26 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> { }; debug!(?captured_lifetimes_to_duplicate); + match fn_kind { + // Deny `use<>` on RPITIT in trait/trait-impl for now. + Some(FnDeclKind::Trait | FnDeclKind::Impl) => { + if let Some(span) = bounds.iter().find_map(|bound| match *bound { + ast::GenericBound::Use(_, span) => Some(span), + _ => None, + }) { + self.tcx.dcx().emit_err(errors::NoPreciseCapturesOnRpitit { span }); + } + } + None + | Some( + FnDeclKind::Fn + | FnDeclKind::Inherent + | FnDeclKind::ExternFn + | FnDeclKind::Closure + | FnDeclKind::Pointer, + ) => {} + } + self.lower_opaque_inner( opaque_ty_node_id, origin, diff --git a/tests/ui/impl-trait/precise-capturing/forgot-to-capture-type.rs b/tests/ui/impl-trait/precise-capturing/forgot-to-capture-type.rs index 08014985783..0028a45cbf3 100644 --- a/tests/ui/impl-trait/precise-capturing/forgot-to-capture-type.rs +++ b/tests/ui/impl-trait/precise-capturing/forgot-to-capture-type.rs @@ -6,6 +6,7 @@ fn type_param() -> impl Sized + use<> {} trait Foo { fn bar() -> impl Sized + use<>; //~^ ERROR `impl Trait` must mention the `Self` type of the trait + //~| ERROR `use<...>` precise capturing syntax is currently not allowed in return-position `impl Trait` in traits } fn main() {} diff --git a/tests/ui/impl-trait/precise-capturing/forgot-to-capture-type.stderr b/tests/ui/impl-trait/precise-capturing/forgot-to-capture-type.stderr index 93b44a0c18c..89bd4df4431 100644 --- a/tests/ui/impl-trait/precise-capturing/forgot-to-capture-type.stderr +++ b/tests/ui/impl-trait/precise-capturing/forgot-to-capture-type.stderr @@ -1,3 +1,11 @@ +error: `use<...>` precise capturing syntax is currently not allowed in return-position `impl Trait` in traits + --> $DIR/forgot-to-capture-type.rs:7:30 + | +LL | fn bar() -> impl Sized + use<>; + | ^^^^^ + | + = note: currently, return-position `impl Trait` in traits and trait implementations capture all lifetimes in scope + error: `impl Trait` must mention all type parameters in scope in `use<...>` --> $DIR/forgot-to-capture-type.rs:3:23 | @@ -18,5 +26,5 @@ LL | fn bar() -> impl Sized + use<>; | = note: currently, all type parameters are required to be mentioned in the precise captures list -error: aborting due to 2 previous errors +error: aborting due to 3 previous errors diff --git a/tests/ui/impl-trait/precise-capturing/redundant.normal.stderr b/tests/ui/impl-trait/precise-capturing/redundant.normal.stderr new file mode 100644 index 00000000000..44bc9f7daad --- /dev/null +++ b/tests/ui/impl-trait/precise-capturing/redundant.normal.stderr @@ -0,0 +1,20 @@ +warning: all possible in-scope parameters are already captured, so `use<...>` syntax is redundant + --> $DIR/redundant.rs:7:19 + | +LL | fn hello<'a>() -> impl Sized + use<'a> {} + | ^^^^^^^^^^^^^------- + | | + | help: remove the `use<...>` syntax + | + = note: `#[warn(impl_trait_redundant_captures)]` on by default + +warning: all possible in-scope parameters are already captured, so `use<...>` syntax is redundant + --> $DIR/redundant.rs:12:27 + | +LL | fn inherent(&self) -> impl Sized + use<'_> {} + | ^^^^^^^^^^^^^------- + | | + | help: remove the `use<...>` syntax + +warning: 2 warnings emitted + diff --git a/tests/ui/impl-trait/precise-capturing/redundant.rpitit.stderr b/tests/ui/impl-trait/precise-capturing/redundant.rpitit.stderr new file mode 100644 index 00000000000..9aa73353126 --- /dev/null +++ b/tests/ui/impl-trait/precise-capturing/redundant.rpitit.stderr @@ -0,0 +1,18 @@ +error: `use<...>` precise capturing syntax is currently not allowed in return-position `impl Trait` in traits + --> $DIR/redundant.rs:18:35 + | +LL | fn in_trait() -> impl Sized + use<'a, Self>; + | ^^^^^^^^^^^^^ + | + = note: currently, return-position `impl Trait` in traits and trait implementations capture all lifetimes in scope + +error: `use<...>` precise capturing syntax is currently not allowed in return-position `impl Trait` in traits + --> $DIR/redundant.rs:23:35 + | +LL | fn in_trait() -> impl Sized + use<'a> {} + | ^^^^^^^ + | + = note: currently, return-position `impl Trait` in traits and trait implementations capture all lifetimes in scope + +error: aborting due to 2 previous errors + diff --git a/tests/ui/impl-trait/precise-capturing/redundant.rs b/tests/ui/impl-trait/precise-capturing/redundant.rs index 99c128fdc48..ef4f05bd7e4 100644 --- a/tests/ui/impl-trait/precise-capturing/redundant.rs +++ b/tests/ui/impl-trait/precise-capturing/redundant.rs @@ -1,24 +1,27 @@ //@ compile-flags: -Zunstable-options --edition=2024 -//@ check-pass +//@ revisions: normal rpitit +//@[normal] check-pass #![feature(precise_capturing)] fn hello<'a>() -> impl Sized + use<'a> {} -//~^ WARN all possible in-scope parameters are already captured +//[normal]~^ WARN all possible in-scope parameters are already captured struct Inherent; impl Inherent { fn inherent(&self) -> impl Sized + use<'_> {} - //~^ WARN all possible in-scope parameters are already captured + //[normal]~^ WARN all possible in-scope parameters are already captured } +#[cfg(rpitit)] trait Test<'a> { fn in_trait() -> impl Sized + use<'a, Self>; - //~^ WARN all possible in-scope parameters are already captured + //[rpitit]~^ ERROR `use<...>` precise capturing syntax is currently not allowed in return-position `impl Trait` in traits } +#[cfg(rpitit)] impl<'a> Test<'a> for () { fn in_trait() -> impl Sized + use<'a> {} - //~^ WARN all possible in-scope parameters are already captured + //[rpitit]~^ ERROR `use<...>` precise capturing syntax is currently not allowed in return-position `impl Trait` in traits } fn main() {} diff --git a/tests/ui/impl-trait/precise-capturing/redundant.stderr b/tests/ui/impl-trait/precise-capturing/redundant.stderr deleted file mode 100644 index 274d9d2375f..00000000000 --- a/tests/ui/impl-trait/precise-capturing/redundant.stderr +++ /dev/null @@ -1,36 +0,0 @@ -warning: all possible in-scope parameters are already captured, so `use<...>` syntax is redundant - --> $DIR/redundant.rs:6:19 - | -LL | fn hello<'a>() -> impl Sized + use<'a> {} - | ^^^^^^^^^^^^^------- - | | - | help: remove the `use<...>` syntax - | - = note: `#[warn(impl_trait_redundant_captures)]` on by default - -warning: all possible in-scope parameters are already captured, so `use<...>` syntax is redundant - --> $DIR/redundant.rs:11:27 - | -LL | fn inherent(&self) -> impl Sized + use<'_> {} - | ^^^^^^^^^^^^^------- - | | - | help: remove the `use<...>` syntax - -warning: all possible in-scope parameters are already captured, so `use<...>` syntax is redundant - --> $DIR/redundant.rs:16:22 - | -LL | fn in_trait() -> impl Sized + use<'a, Self>; - | ^^^^^^^^^^^^^------------- - | | - | help: remove the `use<...>` syntax - -warning: all possible in-scope parameters are already captured, so `use<...>` syntax is redundant - --> $DIR/redundant.rs:20:22 - | -LL | fn in_trait() -> impl Sized + use<'a> {} - | ^^^^^^^^^^^^^------- - | | - | help: remove the `use<...>` syntax - -warning: 4 warnings emitted - diff --git a/tests/ui/impl-trait/precise-capturing/rpitit.stderr b/tests/ui/impl-trait/precise-capturing/rpitit.stderr index 202eeb39385..45eceef2f49 100644 --- a/tests/ui/impl-trait/precise-capturing/rpitit.stderr +++ b/tests/ui/impl-trait/precise-capturing/rpitit.stderr @@ -1,3 +1,11 @@ +error: `use<...>` precise capturing syntax is currently not allowed in return-position `impl Trait` in traits + --> $DIR/rpitit.rs:11:36 + | +LL | fn hello() -> impl PartialEq + use; + | ^^^^^^^^^ + | + = note: currently, return-position `impl Trait` in traits and trait implementations capture all lifetimes in scope + error: `impl Trait` captures lifetime parameter, but it is not mentioned in `use<...>` precise captures list --> $DIR/rpitit.rs:11:19 | @@ -38,5 +46,5 @@ LL | | ); help: `'a` and `'b` must be the same: replace one with the other -error: aborting due to 3 previous errors +error: aborting due to 4 previous errors diff --git a/tests/ui/impl-trait/precise-capturing/self-capture.rs b/tests/ui/impl-trait/precise-capturing/self-capture.rs index e0a4a8b658c..07bb417f9f7 100644 --- a/tests/ui/impl-trait/precise-capturing/self-capture.rs +++ b/tests/ui/impl-trait/precise-capturing/self-capture.rs @@ -1,9 +1,8 @@ -//@ check-pass - #![feature(precise_capturing)] trait Foo { fn bar<'a>() -> impl Sized + use; + //~^ ERROR `use<...>` precise capturing syntax is currently not allowed in return-position `impl Trait` in traits } fn main() {} diff --git a/tests/ui/impl-trait/precise-capturing/self-capture.stderr b/tests/ui/impl-trait/precise-capturing/self-capture.stderr new file mode 100644 index 00000000000..351de86dd5f --- /dev/null +++ b/tests/ui/impl-trait/precise-capturing/self-capture.stderr @@ -0,0 +1,10 @@ +error: `use<...>` precise capturing syntax is currently not allowed in return-position `impl Trait` in traits + --> $DIR/self-capture.rs:4:34 + | +LL | fn bar<'a>() -> impl Sized + use; + | ^^^^^^^^^ + | + = note: currently, return-position `impl Trait` in traits and trait implementations capture all lifetimes in scope + +error: aborting due to 1 previous error + -- cgit 1.4.1-3-g733a5 From 26677eb06efbd976e2a3b1c30eacf8e22c8c831c Mon Sep 17 00:00:00 2001 From: SparkyPotato Date: Mon, 24 Jun 2024 16:20:22 -0500 Subject: don't suggest awaiting type expr patterns --- compiler/rustc_infer/src/infer/error_reporting/suggest.rs | 6 ++++-- tests/ui/async-await/suggest-missing-await.rs | 7 +++++++ tests/ui/async-await/suggest-missing-await.stderr | 14 +++++++++++++- 3 files changed, 24 insertions(+), 3 deletions(-) (limited to 'compiler') diff --git a/compiler/rustc_infer/src/infer/error_reporting/suggest.rs b/compiler/rustc_infer/src/infer/error_reporting/suggest.rs index 74c65e93616..13b145296a7 100644 --- a/compiler/rustc_infer/src/infer/error_reporting/suggest.rs +++ b/compiler/rustc_infer/src/infer/error_reporting/suggest.rs @@ -209,8 +209,10 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> { } (Some(ty), _) if self.same_type_modulo_infer(ty, exp_found.found) => match cause.code() { - ObligationCauseCode::Pattern { span: Some(then_span), .. } => { - Some(ConsiderAddingAwait::FutureSugg { span: then_span.shrink_to_hi() }) + ObligationCauseCode::Pattern { span: Some(then_span), origin_expr, .. } => { + origin_expr.then_some(ConsiderAddingAwait::FutureSugg { + span: then_span.shrink_to_hi(), + }) } ObligationCauseCode::IfExpression(box IfExpressionCause { then_id, .. }) => { let then_span = self.find_block_span_from_hir_id(*then_id); diff --git a/tests/ui/async-await/suggest-missing-await.rs b/tests/ui/async-await/suggest-missing-await.rs index 96996af0bd2..0bd67cec335 100644 --- a/tests/ui/async-await/suggest-missing-await.rs +++ b/tests/ui/async-await/suggest-missing-await.rs @@ -71,4 +71,11 @@ async fn suggest_await_in_generic_pattern() { } } +// Issue #126903 +async fn do_async() {} +fn dont_suggest_awaiting_closure_patterns() { + Some(do_async()).map(|()| {}); + //~^ ERROR mismatched types [E0308] +} + fn main() {} diff --git a/tests/ui/async-await/suggest-missing-await.stderr b/tests/ui/async-await/suggest-missing-await.stderr index f0ec34a6a55..f9db86ea40a 100644 --- a/tests/ui/async-await/suggest-missing-await.stderr +++ b/tests/ui/async-await/suggest-missing-await.stderr @@ -133,6 +133,18 @@ help: consider `await`ing on the `Future` LL | match dummy_result().await { | ++++++ -error: aborting due to 7 previous errors +error[E0308]: mismatched types + --> $DIR/suggest-missing-await.rs:77:27 + | +LL | Some(do_async()).map(|()| {}); + | ^^ + | | + | expected future, found `()` + | expected due to this + | + = note: expected opaque type `impl Future` + found unit type `()` + +error: aborting due to 8 previous errors For more information about this error, try `rustc --explain E0308`. -- cgit 1.4.1-3-g733a5 From 8016940ef41b1245aecf9eb19c02b85f45dcd133 Mon Sep 17 00:00:00 2001 From: Zalathar Date: Mon, 24 Jun 2024 12:50:04 +1000 Subject: Tweak a confusing comment in `create_match_candidates` --- compiler/rustc_mir_build/src/build/matches/mod.rs | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'compiler') diff --git a/compiler/rustc_mir_build/src/build/matches/mod.rs b/compiler/rustc_mir_build/src/build/matches/mod.rs index 68244136d1a..350b00db7fd 100644 --- a/compiler/rustc_mir_build/src/build/matches/mod.rs +++ b/compiler/rustc_mir_build/src/build/matches/mod.rs @@ -358,8 +358,11 @@ impl<'a, 'tcx> Builder<'a, 'tcx> { where 'a: 'pat, { - // Assemble a list of candidates: there is one candidate per pattern, - // which means there may be more than one candidate *per arm*. + // Assemble the initial list of candidates. These top-level candidates + // are 1:1 with the original match arms, but other parts of match + // lowering also introduce subcandidates (for subpatterns), and will + // also flatten candidates in some cases. So in general a list of + // candidates does _not_ necessarily correspond to a list of arms. arms.iter() .copied() .map(|arm| { -- cgit 1.4.1-3-g733a5 From c2f1072e013c3b58febab160b7f8759a21aaaf79 Mon Sep 17 00:00:00 2001 From: Zalathar Date: Tue, 25 Jun 2024 16:33:51 +1000 Subject: Tweak `FlatPat::new` to avoid a temporarily-invalid state It was somewhat confusing that the old constructor would create a `FlatPat` in a (possibly) non-simplified state, and then simplify its contents in-place. So instead we now create its fields as local variables, perform simplification, and then create the struct afterwards. This doesn't affect correctness, but is less confusing. --- compiler/rustc_mir_build/src/build/matches/mod.rs | 33 ++++++++++++++-------- compiler/rustc_mir_build/src/build/matches/util.rs | 2 ++ 2 files changed, 24 insertions(+), 11 deletions(-) (limited to 'compiler') diff --git a/compiler/rustc_mir_build/src/build/matches/mod.rs b/compiler/rustc_mir_build/src/build/matches/mod.rs index 68244136d1a..5ede0dc3ed0 100644 --- a/compiler/rustc_mir_build/src/build/matches/mod.rs +++ b/compiler/rustc_mir_build/src/build/matches/mod.rs @@ -1031,6 +1031,12 @@ impl<'tcx> PatternExtraData<'tcx> { } /// A pattern in a form suitable for generating code. +/// +/// Here, "flat" indicates that the pattern's match pairs have been recursively +/// simplified by [`Builder::simplify_match_pairs`]. They are not necessarily +/// flat in an absolute sense. +/// +/// Will typically be incorporated into a [`Candidate`]. #[derive(Debug, Clone)] struct FlatPat<'pat, 'tcx> { /// To match the pattern, all of these must be satisfied... @@ -1042,23 +1048,25 @@ struct FlatPat<'pat, 'tcx> { } impl<'tcx, 'pat> FlatPat<'pat, 'tcx> { + /// Creates a `FlatPat` containing a simplified [`MatchPair`] list/forest + /// for the given pattern. fn new( place: PlaceBuilder<'tcx>, pattern: &'pat Pat<'tcx>, cx: &mut Builder<'_, 'tcx>, ) -> Self { - let is_never = pattern.is_never_pattern(); - let mut flat_pat = FlatPat { - match_pairs: vec![MatchPair::new(place, pattern, cx)], - extra_data: PatternExtraData { - span: pattern.span, - bindings: Vec::new(), - ascriptions: Vec::new(), - is_never, - }, + // First, recursively build a tree of match pairs for the given pattern. + let mut match_pairs = vec![MatchPair::new(place, pattern, cx)]; + let mut extra_data = PatternExtraData { + span: pattern.span, + bindings: Vec::new(), + ascriptions: Vec::new(), + is_never: pattern.is_never_pattern(), }; - cx.simplify_match_pairs(&mut flat_pat.match_pairs, &mut flat_pat.extra_data); - flat_pat + // Partly-flatten and sort the match pairs, while recording extra data. + cx.simplify_match_pairs(&mut match_pairs, &mut extra_data); + + Self { match_pairs, extra_data } } } @@ -1104,9 +1112,12 @@ impl<'tcx, 'pat> Candidate<'pat, 'tcx> { has_guard: bool, cx: &mut Builder<'_, 'tcx>, ) -> Self { + // Use `FlatPat` to build simplified match pairs, then immediately + // incorporate them into a new candidate. Self::from_flat_pat(FlatPat::new(place, pattern, cx), has_guard) } + /// Incorporates an already-simplified [`FlatPat`] into a new candidate. fn from_flat_pat(flat_pat: FlatPat<'pat, 'tcx>, has_guard: bool) -> Self { Candidate { match_pairs: flat_pat.match_pairs, diff --git a/compiler/rustc_mir_build/src/build/matches/util.rs b/compiler/rustc_mir_build/src/build/matches/util.rs index 50f4ca2d819..630d0b9438d 100644 --- a/compiler/rustc_mir_build/src/build/matches/util.rs +++ b/compiler/rustc_mir_build/src/build/matches/util.rs @@ -95,6 +95,8 @@ impl<'a, 'tcx> Builder<'a, 'tcx> { } impl<'pat, 'tcx> MatchPair<'pat, 'tcx> { + /// Recursively builds a `MatchPair` tree for the given pattern and its + /// subpatterns. pub(in crate::build) fn new( mut place_builder: PlaceBuilder<'tcx>, pattern: &'pat Pat<'tcx>, -- cgit 1.4.1-3-g733a5 From 604caa09ed54ed313a512d5c61022625227a910d Mon Sep 17 00:00:00 2001 From: Urgau Date: Tue, 25 Jun 2024 13:18:19 +0200 Subject: De-duplicate all consecutive native libs regardless of their options --- compiler/rustc_codegen_ssa/src/back/link.rs | 7 ++----- tests/run-make/print-native-static-libs/bar.rs | 6 ++++++ 2 files changed, 8 insertions(+), 5 deletions(-) (limited to 'compiler') diff --git a/compiler/rustc_codegen_ssa/src/back/link.rs b/compiler/rustc_codegen_ssa/src/back/link.rs index bdb808b1d4f..0f0058c1d17 100644 --- a/compiler/rustc_codegen_ssa/src/back/link.rs +++ b/compiler/rustc_codegen_ssa/src/back/link.rs @@ -1490,11 +1490,6 @@ fn print_native_static_libs( let mut lib_args: Vec<_> = all_native_libs .iter() .filter(|l| relevant_lib(sess, l)) - // Deduplication of successive repeated libraries, see rust-lang/rust#113209 - // - // note: we don't use PartialEq/Eq because NativeLib transitively depends on local - // elements like spans, which we don't care about and would make the deduplication impossible - .dedup_by(|l1, l2| l1.name == l2.name && l1.kind == l2.kind && l1.verbatim == l2.verbatim) .filter_map(|lib| { let name = lib.name; match lib.kind { @@ -1521,6 +1516,8 @@ fn print_native_static_libs( | NativeLibKind::RawDylib => None, } }) + // deduplication of consecutive repeated libraries, see rust-lang/rust#113209 + .dedup() .collect(); for path in all_rust_dylibs { // FIXME deduplicate with add_dynamic_crate diff --git a/tests/run-make/print-native-static-libs/bar.rs b/tests/run-make/print-native-static-libs/bar.rs index cd9c1c453e5..74c76da6938 100644 --- a/tests/run-make/print-native-static-libs/bar.rs +++ b/tests/run-make/print-native-static-libs/bar.rs @@ -17,3 +17,9 @@ extern "C" { extern "C" { fn g_free2(p: *mut ()); } + +#[cfg(windows)] +#[link(name = "glib-2.0", kind = "raw-dylib")] +extern "C" { + fn g_free3(p: *mut ()); +} -- cgit 1.4.1-3-g733a5 From d9a34232888629efb8226a9c791b40a384986ef8 Mon Sep 17 00:00:00 2001 From: Ralf Jung Date: Tue, 25 Jun 2024 12:02:55 +0200 Subject: miri: make sure we can find link_section statics even for the local crate --- compiler/rustc_passes/src/reachable.rs | 12 ++---------- src/tools/miri/tests/pass/tls/win_tls_callback.rs | 16 ++++++++++++++++ src/tools/miri/tests/pass/tls/win_tls_callback.stderr | 1 + 3 files changed, 19 insertions(+), 10 deletions(-) create mode 100644 src/tools/miri/tests/pass/tls/win_tls_callback.rs create mode 100644 src/tools/miri/tests/pass/tls/win_tls_callback.stderr (limited to 'compiler') diff --git a/compiler/rustc_passes/src/reachable.rs b/compiler/rustc_passes/src/reachable.rs index 6dd8eaf7e67..da4435ebebe 100644 --- a/compiler/rustc_passes/src/reachable.rs +++ b/compiler/rustc_passes/src/reachable.rs @@ -30,7 +30,7 @@ use rustc_hir::def_id::{DefId, LocalDefId}; use rustc_hir::intravisit::{self, Visitor}; use rustc_hir::Node; use rustc_middle::bug; -use rustc_middle::middle::codegen_fn_attrs::{CodegenFnAttrFlags, CodegenFnAttrs}; +use rustc_middle::middle::codegen_fn_attrs::CodegenFnAttrFlags; use rustc_middle::middle::privacy::{self, Level}; use rustc_middle::mir::interpret::{ConstAllocation, ErrorHandled, GlobalAlloc}; use rustc_middle::query::Providers; @@ -178,15 +178,7 @@ impl<'tcx> ReachableContext<'tcx> { if !self.any_library { // If we are building an executable, only explicitly extern // types need to be exported. - let codegen_attrs = if self.tcx.def_kind(search_item).has_codegen_attrs() { - self.tcx.codegen_fn_attrs(search_item) - } else { - CodegenFnAttrs::EMPTY - }; - let is_extern = codegen_attrs.contains_extern_indicator(); - let std_internal = - codegen_attrs.flags.contains(CodegenFnAttrFlags::RUSTC_STD_INTERNAL_SYMBOL); - if is_extern || std_internal { + if has_custom_linkage(self.tcx, search_item) { self.reachable_symbols.insert(search_item); } } else { diff --git a/src/tools/miri/tests/pass/tls/win_tls_callback.rs b/src/tools/miri/tests/pass/tls/win_tls_callback.rs new file mode 100644 index 00000000000..99a8de29e91 --- /dev/null +++ b/src/tools/miri/tests/pass/tls/win_tls_callback.rs @@ -0,0 +1,16 @@ +//! Ensure that we call Windows TLS callbacks in the local crate. +//@only-target-windows +// Calling eprintln in the callback seems to (re-)initialize some thread-local storage +// and then leak the memory allocated for that. Let's just ignore these leaks, +// that's not what this test is about. +//@compile-flags: -Zmiri-ignore-leaks + +#[link_section = ".CRT$XLB"] +#[used] // Miri only considers explicitly `#[used]` statics for `lookup_link_section` +pub static CALLBACK: unsafe extern "system" fn(*const (), u32, *const ()) = tls_callback; + +unsafe extern "system" fn tls_callback(_h: *const (), _dw_reason: u32, _pv: *const ()) { + eprintln!("in tls_callback"); +} + +fn main() {} diff --git a/src/tools/miri/tests/pass/tls/win_tls_callback.stderr b/src/tools/miri/tests/pass/tls/win_tls_callback.stderr new file mode 100644 index 00000000000..84795589544 --- /dev/null +++ b/src/tools/miri/tests/pass/tls/win_tls_callback.stderr @@ -0,0 +1 @@ +in tls_callback -- cgit 1.4.1-3-g733a5 From d30d85fd9e71e701e9179037d5100b6a04521c50 Mon Sep 17 00:00:00 2001 From: Bryanskiy Date: Tue, 25 Jun 2024 16:32:00 +0300 Subject: Delegation: ast lowering refactor --- compiler/rustc_ast_lowering/src/delegation.rs | 107 ++++++++++++-------------- tests/ui/delegation/explicit-paths.stderr | 8 +- 2 files changed, 53 insertions(+), 62 deletions(-) (limited to 'compiler') diff --git a/compiler/rustc_ast_lowering/src/delegation.rs b/compiler/rustc_ast_lowering/src/delegation.rs index d9dd0b3bca5..678cac210f4 100644 --- a/compiler/rustc_ast_lowering/src/delegation.rs +++ b/compiler/rustc_ast_lowering/src/delegation.rs @@ -66,14 +66,18 @@ impl<'hir> LoweringContext<'_, 'hir> { let Ok(sig_id) = sig_id else { return false; }; - if let Some(local_sig_id) = sig_id.as_local() { + self.has_self(sig_id, span) + } + + fn has_self(&self, def_id: DefId, span: Span) -> bool { + if let Some(local_sig_id) = def_id.as_local() { // The value may be missing due to recursive delegation. // Error will be emmited later during HIR ty lowering. self.resolver.delegation_fn_sigs.get(&local_sig_id).map_or(false, |sig| sig.has_self) } else { - match self.tcx.def_kind(sig_id) { + match self.tcx.def_kind(def_id) { DefKind::Fn => false, - DefKind::AssocFn => self.tcx.associated_item(sig_id).fn_has_self_parameter, + DefKind::AssocFn => self.tcx.associated_item(def_id).fn_has_self_parameter, _ => span_bug!(span, "unexpected DefKind for delegation item"), } } @@ -107,12 +111,17 @@ impl<'hir> LoweringContext<'_, 'hir> { span: Span, ) -> Result { let sig_id = if self.is_in_trait_impl { item_id } else { path_id }; - let sig_id = - self.resolver.get_partial_res(sig_id).and_then(|r| r.expect_full_res().opt_def_id()); - sig_id.ok_or_else(|| { - self.tcx - .dcx() - .span_delayed_bug(span, "LoweringContext: couldn't resolve delegation item") + self.get_resolution_id(sig_id, span) + } + + fn get_resolution_id(&self, node_id: NodeId, span: Span) -> Result { + let def_id = + self.resolver.get_partial_res(node_id).and_then(|r| r.expect_full_res().opt_def_id()); + def_id.ok_or_else(|| { + self.tcx.dcx().span_delayed_bug( + span, + format!("LoweringContext: couldn't resolve node {:?} in delegation item", node_id), + ) }) } @@ -122,7 +131,7 @@ impl<'hir> LoweringContext<'_, 'hir> { predicates: &[], has_where_clause_predicates: false, where_clause_span: span, - span: span, + span, }) } @@ -222,12 +231,7 @@ impl<'hir> LoweringContext<'_, 'hir> { })); let path = self.arena.alloc(hir::Path { span, res: Res::Local(param_id), segments }); - - hir::Expr { - hir_id: self.next_id(), - kind: hir::ExprKind::Path(hir::QPath::Resolved(None, path)), - span, - } + self.mk_expr(hir::ExprKind::Path(hir::QPath::Resolved(None, path)), span) } fn lower_delegation_body( @@ -236,19 +240,11 @@ impl<'hir> LoweringContext<'_, 'hir> { param_count: usize, span: Span, ) -> BodyId { - let path = self.lower_qpath( - delegation.id, - &delegation.qself, - &delegation.path, - ParamMode::Optional, - ImplTraitContext::Disallowed(ImplTraitPosition::Path), - None, - ); let block = delegation.body.as_deref(); self.lower_body(|this| { - let mut parameters: Vec> = Vec::new(); - let mut args: Vec> = Vec::new(); + let mut parameters: Vec> = Vec::with_capacity(param_count); + let mut args: Vec> = Vec::with_capacity(param_count); for idx in 0..param_count { let (param, pat_node_id) = this.generate_param(span); @@ -264,11 +260,7 @@ impl<'hir> LoweringContext<'_, 'hir> { }; self_resolver.visit_block(block); let block = this.lower_block(block, false); - hir::Expr { - hir_id: this.next_id(), - kind: hir::ExprKind::Block(block, None), - span: block.span, - } + this.mk_expr(hir::ExprKind::Block(block, None), block.span) } else { let pat_hir_id = this.lower_node_id(pat_node_id); this.generate_arg(pat_hir_id, span) @@ -276,43 +268,41 @@ impl<'hir> LoweringContext<'_, 'hir> { args.push(arg); } - let args = self.arena.alloc_from_iter(args); - let final_expr = this.generate_call(path, args); + let final_expr = this.finalize_body_lowering(delegation, args, span); (this.arena.alloc_from_iter(parameters), final_expr) }) } - fn generate_call( + // Generates fully qualified call for the resulting body. + fn finalize_body_lowering( &mut self, - path: hir::QPath<'hir>, - args: &'hir [hir::Expr<'hir>], + delegation: &Delegation, + args: Vec>, + span: Span, ) -> hir::Expr<'hir> { - let callee = self.arena.alloc(hir::Expr { - hir_id: self.next_id(), - kind: hir::ExprKind::Path(path), - span: path.span(), - }); + let path = self.lower_qpath( + delegation.id, + &delegation.qself, + &delegation.path, + ParamMode::Optional, + ImplTraitContext::Disallowed(ImplTraitPosition::Path), + None, + ); - let expr = self.arena.alloc(hir::Expr { - hir_id: self.next_id(), - kind: hir::ExprKind::Call(callee, args), - span: path.span(), - }); + let args = self.arena.alloc_from_iter(args); + let path_expr = self.arena.alloc(self.mk_expr(hir::ExprKind::Path(path), span)); + let call = self.arena.alloc(self.mk_expr(hir::ExprKind::Call(path_expr, args), span)); let block = self.arena.alloc(hir::Block { stmts: &[], - expr: Some(expr), + expr: Some(call), hir_id: self.next_id(), rules: hir::BlockCheckMode::DefaultBlock, - span: path.span(), + span, targeted_by_break: false, }); - hir::Expr { - hir_id: self.next_id(), - kind: hir::ExprKind::Block(block, None), - span: path.span(), - } + self.mk_expr(hir::ExprKind::Block(block, None), span) } fn generate_delegation_error( @@ -333,11 +323,7 @@ impl<'hir> LoweringContext<'_, 'hir> { let header = self.generate_header_error(); let sig = hir::FnSig { decl, header, span }; - let body_id = self.lower_body(|this| { - let expr = - hir::Expr { hir_id: this.next_id(), kind: hir::ExprKind::Err(err), span: span }; - (&[], expr) - }); + let body_id = self.lower_body(|this| (&[], this.mk_expr(hir::ExprKind::Err(err), span))); DelegationResults { generics, body_id, sig } } @@ -349,6 +335,11 @@ impl<'hir> LoweringContext<'_, 'hir> { abi: abi::Abi::Rust, } } + + #[inline] + fn mk_expr(&mut self, kind: hir::ExprKind<'hir>, span: Span) -> hir::Expr<'hir> { + hir::Expr { hir_id: self.next_id(), kind, span } + } } struct SelfResolver<'a> { diff --git a/tests/ui/delegation/explicit-paths.stderr b/tests/ui/delegation/explicit-paths.stderr index 30891c94c0e..d33c5da4377 100644 --- a/tests/ui/delegation/explicit-paths.stderr +++ b/tests/ui/delegation/explicit-paths.stderr @@ -110,10 +110,10 @@ error[E0308]: mismatched types --> $DIR/explicit-paths.rs:78:30 | LL | reuse ::foo1; - | ---------------^^^^ - | | | - | | expected `&S2`, found `&S` - | arguments to this function are incorrect + | ^^^^ + | | + | expected `&S2`, found `&S` + | arguments to this function are incorrect | = note: expected reference `&S2` found reference `&S` -- cgit 1.4.1-3-g733a5 From 8b14e23dce2d3cc7cb873609a22c727421d02d3b Mon Sep 17 00:00:00 2001 From: xFrednet Date: Sat, 10 Feb 2024 21:53:34 +0000 Subject: RFC 2383: Stabilize `lint_reasons` :tada: --- compiler/rustc_builtin_macros/src/lib.rs | 2 +- compiler/rustc_data_structures/src/lib.rs | 2 +- compiler/rustc_feature/src/accepted.rs | 2 ++ compiler/rustc_feature/src/builtin_attrs.rs | 6 ++--- compiler/rustc_feature/src/unstable.rs | 2 -- compiler/rustc_lint/src/expect.rs | 5 ----- compiler/rustc_lint/src/levels.rs | 10 --------- compiler/rustc_lint_defs/src/builtin.rs | 26 +++++++--------------- .../crates/hir-expand/src/inert_attr_macro.rs | 6 ++--- .../rustdoc-ui/lints/expect-tool-lint-rfc-2383.rs | 1 - .../in-trait/async-example-desugared-extra.rs | 2 -- tests/ui/cfg/diagnostics-not-a-def.rs | 2 -- tests/ui/cfg/diagnostics-not-a-def.stderr | 2 +- tests/ui/empty/empty-attributes.rs | 2 -- tests/ui/empty/empty-attributes.stderr | 18 +++++++-------- tests/ui/error-codes/E0602.stderr | 7 +++++- .../ui/feature-gates/feature-gate-lint-reasons.rs | 5 ----- .../feature-gates/feature-gate-lint-reasons.stderr | 24 -------------------- tests/ui/impl-trait/in-trait/auxiliary/rpitit.rs | 2 -- tests/ui/impl-trait/in-trait/deep-match-works.rs | 2 -- .../impl-trait/in-trait/foreign-dyn-error.stderr | 2 +- tests/ui/impl-trait/in-trait/foreign.rs | 2 -- tests/ui/impl-trait/in-trait/foreign.stderr | 8 +++---- tests/ui/impl-trait/in-trait/nested-rpitit.rs | 2 -- tests/ui/impl-trait/in-trait/reveal.rs | 2 -- .../in-trait/rpitit-shadowed-by-missing-adt.rs | 2 -- .../in-trait/rpitit-shadowed-by-missing-adt.stderr | 2 +- .../in-trait/signature-mismatch.failure.stderr | 2 +- tests/ui/impl-trait/in-trait/signature-mismatch.rs | 2 -- .../in-trait/specialization-substs-remap.rs | 1 - tests/ui/impl-trait/in-trait/success.rs | 2 -- tests/ui/lint/cli-unknown-force-warn.stderr | 7 +++++- .../allow-or-expect-dead_code-114557-2.rs | 1 - .../allow-or-expect-dead_code-114557-2.stderr | 2 +- .../allow-or-expect-dead_code-114557-3.rs | 1 - .../allow-or-expect-dead_code-114557-3.stderr | 2 +- .../dead-code/allow-or-expect-dead_code-114557.rs | 1 - tests/ui/lint/empty-lint-attributes.rs | 2 -- tests/ui/lint/lint-removed-cmdline-deny.stderr | 7 +++++- tests/ui/lint/lint-removed-cmdline.stderr | 7 +++++- tests/ui/lint/lint-renamed-cmdline-deny.stderr | 8 ++++++- tests/ui/lint/lint-renamed-cmdline.stderr | 8 ++++++- tests/ui/lint/lint-unexported-no-mangle.stderr | 12 +++++++++- .../ui/lint/lint-unknown-lint-cmdline-deny.stderr | 13 ++++++++++- tests/ui/lint/lint-unknown-lint-cmdline.stderr | 13 ++++++++++- tests/ui/lint/reasons-erroneous.rs | 2 -- tests/ui/lint/reasons-erroneous.stderr | 16 ++++++------- tests/ui/lint/reasons-forbidden.rs | 2 -- tests/ui/lint/reasons-forbidden.stderr | 6 ++--- tests/ui/lint/reasons.rs | 1 - tests/ui/lint/reasons.stderr | 8 +++---- .../avoid_delayed_good_path_ice.rs | 1 - .../catch_multiple_lint_triggers.rs | 2 -- .../rfc-2383-lint-reason/crate_level_expect.rs | 2 -- .../rfc-2383-lint-reason/crate_level_expect.stderr | 2 +- .../rfc-2383-lint-reason/expect_inside_macro.rs | 2 -- .../rfc-2383-lint-reason/expect_lint_from_macro.rs | 2 -- .../expect_lint_from_macro.stderr | 6 ++--- .../expect_missing_feature_gate.rs | 9 -------- .../expect_missing_feature_gate.stderr | 13 ----------- .../rfc-2383-lint-reason/expect_multiple_lints.rs | 2 -- .../expect_multiple_lints.stderr | 16 ++++++------- .../expect_nested_lint_levels.rs | 1 - .../expect_nested_lint_levels.stderr | 14 ++++++------ .../rfc-2383-lint-reason/expect_on_fn_params.rs | 1 - .../expect_on_fn_params.stderr | 2 +- .../expect_tool_lint_rfc_2383.rs | 1 - .../expect_tool_lint_rfc_2383.stderr | 4 ++-- .../expect_unfulfilled_expectation.rs | 1 - .../expect_unfulfilled_expectation.stderr | 8 +++---- .../expect_unused_inside_impl_block.rs | 1 - .../rfc-2383-lint-reason/expect_with_forbid.rs | 2 -- .../rfc-2383-lint-reason/expect_with_forbid.stderr | 8 +++---- .../rfc-2383-lint-reason/expect_with_reason.rs | 1 - .../rfc-2383-lint-reason/expect_with_reason.stderr | 2 +- .../force_warn_expected_lints_fulfilled.rs | 2 -- .../force_warn_expected_lints_fulfilled.stderr | 10 ++++----- .../force_warn_expected_lints_unfulfilled.rs | 2 -- .../force_warn_expected_lints_unfulfilled.stderr | 10 ++++----- .../fulfilled_expectation_early_lints.rs | 2 -- .../fulfilled_expectation_late_lints.rs | 1 - .../lint-attribute-only-with-reason.rs | 2 -- .../lint-attribute-only-with-reason.stderr | 12 +++++----- .../rfc-2383-lint-reason/multiple_expect_attrs.rs | 1 - .../multiple_expect_attrs.stderr | 2 +- .../no_ice_for_partial_compiler_runs.rs | 2 -- .../no_ice_for_partial_compiler_runs.stdout | 8 +++---- .../root-attribute-confusion.rs | 1 - tests/ui/target-feature/no-llvm-leaks.rs | 2 +- 89 files changed, 177 insertions(+), 257 deletions(-) delete mode 100644 tests/ui/feature-gates/feature-gate-lint-reasons.rs delete mode 100644 tests/ui/feature-gates/feature-gate-lint-reasons.stderr delete mode 100644 tests/ui/lint/rfc-2383-lint-reason/expect_missing_feature_gate.rs delete mode 100644 tests/ui/lint/rfc-2383-lint-reason/expect_missing_feature_gate.stderr (limited to 'compiler') diff --git a/compiler/rustc_builtin_macros/src/lib.rs b/compiler/rustc_builtin_macros/src/lib.rs index 8ac59605bc1..b3ec9a577b5 100644 --- a/compiler/rustc_builtin_macros/src/lib.rs +++ b/compiler/rustc_builtin_macros/src/lib.rs @@ -12,7 +12,7 @@ #![feature(decl_macro)] #![feature(if_let_guard)] #![feature(let_chains)] -#![feature(lint_reasons)] +#![cfg_attr(bootstrap, feature(lint_reasons))] #![feature(proc_macro_internals)] #![feature(proc_macro_quote)] #![feature(rustdoc_internals)] diff --git a/compiler/rustc_data_structures/src/lib.rs b/compiler/rustc_data_structures/src/lib.rs index cddc67d1578..356ddf014be 100644 --- a/compiler/rustc_data_structures/src/lib.rs +++ b/compiler/rustc_data_structures/src/lib.rs @@ -10,6 +10,7 @@ #![allow(internal_features)] #![allow(rustc::default_hash_types)] #![allow(rustc::potential_query_instability)] +#![cfg_attr(bootstrap, feature(lint_reasons))] #![cfg_attr(not(parallel_compiler), feature(cell_leak))] #![deny(unsafe_op_in_unsafe_fn)] #![doc(html_root_url = "https://doc.rust-lang.org/nightly/nightly-rustc/")] @@ -24,7 +25,6 @@ #![feature(extend_one)] #![feature(hash_raw_entry)] #![feature(hasher_prefixfree_extras)] -#![feature(lint_reasons)] #![feature(macro_metavar_expr)] #![feature(map_try_insert)] #![feature(min_specialization)] diff --git a/compiler/rustc_feature/src/accepted.rs b/compiler/rustc_feature/src/accepted.rs index 9beaa6b8d95..f082cc2b569 100644 --- a/compiler/rustc_feature/src/accepted.rs +++ b/compiler/rustc_feature/src/accepted.rs @@ -232,6 +232,8 @@ declare_features! ( (accepted, label_break_value, "1.65.0", Some(48594)), /// Allows `let...else` statements. (accepted, let_else, "1.65.0", Some(87335)), + /// Allows using `reason` in lint attributes and the `#[expect(lint)]` lint check. + (accepted, lint_reasons, "CURRENT_RUSTC_VERSION", Some(54503)), /// Allows `break {expr}` with a value inside `loop`s. (accepted, loop_break_value, "1.19.0", Some(37339)), /// Allows use of `?` as the Kleene "at most one" operator in macros. diff --git a/compiler/rustc_feature/src/builtin_attrs.rs b/compiler/rustc_feature/src/builtin_attrs.rs index c53bf965139..32a047a9363 100644 --- a/compiler/rustc_feature/src/builtin_attrs.rs +++ b/compiler/rustc_feature/src/builtin_attrs.rs @@ -369,9 +369,9 @@ pub const BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[ allow, Normal, template!(List: r#"lint1, lint2, ..., /*opt*/ reason = "...""#), DuplicatesOk, EncodeCrossCrate::No, ), - gated!( - expect, Normal, template!(List: r#"lint1, lint2, ..., /*opt*/ reason = "...""#), DuplicatesOk, - EncodeCrossCrate::No, lint_reasons, experimental!(expect) + ungated!( + expect, Normal, template!(List: r#"lint1, lint2, ..., /*opt*/ reason = "...""#), + DuplicatesOk, EncodeCrossCrate::No, ), ungated!( forbid, Normal, template!(List: r#"lint1, lint2, ..., /*opt*/ reason = "...""#), diff --git a/compiler/rustc_feature/src/unstable.rs b/compiler/rustc_feature/src/unstable.rs index 2dfaac8f6e7..f4e20328814 100644 --- a/compiler/rustc_feature/src/unstable.rs +++ b/compiler/rustc_feature/src/unstable.rs @@ -512,8 +512,6 @@ declare_features! ( /// Allows using `#[link(kind = "link-arg", name = "...")]` /// to pass custom arguments to the linker. (unstable, link_arg_attribute, "1.76.0", Some(99427)), - /// Allows using `reason` in lint attributes and the `#[expect(lint)]` lint check. - (unstable, lint_reasons, "1.31.0", Some(54503)), /// Give access to additional metadata about declarative macro meta-variables. (unstable, macro_metavar_expr, "1.61.0", Some(83527)), /// Provides a way to concatenate identifiers using metavariable expressions. diff --git a/compiler/rustc_lint/src/expect.rs b/compiler/rustc_lint/src/expect.rs index 40db765da53..04c2ebf189f 100644 --- a/compiler/rustc_lint/src/expect.rs +++ b/compiler/rustc_lint/src/expect.rs @@ -3,7 +3,6 @@ use rustc_middle::query::Providers; use rustc_middle::ty::TyCtxt; use rustc_session::lint::builtin::UNFULFILLED_LINT_EXPECTATIONS; use rustc_session::lint::LintExpectationId; -use rustc_span::symbol::sym; use rustc_span::Symbol; pub(crate) fn provide(providers: &mut Providers) { @@ -11,10 +10,6 @@ pub(crate) fn provide(providers: &mut Providers) { } fn check_expectations(tcx: TyCtxt<'_>, tool_filter: Option) { - if !tcx.features().active(sym::lint_reasons) { - return; - } - let lint_expectations = tcx.lint_expectations(()); let fulfilled_expectations = tcx.dcx().steal_fulfilled_expectation_ids(); diff --git a/compiler/rustc_lint/src/levels.rs b/compiler/rustc_lint/src/levels.rs index 1317af50a4a..0df34c32e38 100644 --- a/compiler/rustc_lint/src/levels.rs +++ b/compiler/rustc_lint/src/levels.rs @@ -37,7 +37,6 @@ use rustc_session::lint::{ }, Level, Lint, LintExpectationId, LintId, }; -use rustc_session::parse::feature_err; use rustc_session::Session; use rustc_span::symbol::{sym, Symbol}; use rustc_span::{Span, DUMMY_SP}; @@ -788,15 +787,6 @@ impl<'s, P: LintLevelsProvider> LintLevelsBuilder<'s, P> { ast::MetaItemKind::NameValue(ref name_value) => { if item.path == sym::reason { if let ast::LitKind::Str(rationale, _) = name_value.kind { - if !self.features.lint_reasons { - feature_err( - &self.sess, - sym::lint_reasons, - item.span, - "lint reasons are experimental", - ) - .emit(); - } reason = Some(rationale); } else { sess.dcx().emit_err(MalformedAttribute { diff --git a/compiler/rustc_lint_defs/src/builtin.rs b/compiler/rustc_lint_defs/src/builtin.rs index a023d6161df..39066ddcf00 100644 --- a/compiler/rustc_lint_defs/src/builtin.rs +++ b/compiler/rustc_lint_defs/src/builtin.rs @@ -608,13 +608,13 @@ declare_lint! { } declare_lint! { - /// The `unfulfilled_lint_expectations` lint detects lint trigger expectations - /// that have not been fulfilled. + /// The `unfulfilled_lint_expectations` lint warns if a lint expectation is + /// unfulfilled. /// /// ### Example /// /// ```rust - /// #![feature(lint_reasons)] + /// #![cfg_attr(bootstrap, feature(lint_reasons))] /// /// #[expect(unused_variables)] /// let x = 10; @@ -625,24 +625,14 @@ declare_lint! { /// /// ### Explanation /// - /// It was expected that the marked code would emit a lint. This expectation - /// has not been fulfilled. + /// The `#[expect]` attribute can be used to create a lint expectation. The + /// expectation is fulfilled, if a `#[warn]` attribute at the same location + /// would result in a lint emission. If the expectation is unfulfilled, + /// because no lint was emitted, this lint will be emitted on the attribute. /// - /// The `expect` attribute can be removed if this is intended behavior otherwise - /// it should be investigated why the expected lint is no longer issued. - /// - /// In rare cases, the expectation might be emitted at a different location than - /// shown in the shown code snippet. In most cases, the `#[expect]` attribute - /// works when added to the outer scope. A few lints can only be expected - /// on a crate level. - /// - /// Part of RFC 2383. The progress is being tracked in [#54503] - /// - /// [#54503]: https://github.com/rust-lang/rust/issues/54503 pub UNFULFILLED_LINT_EXPECTATIONS, Warn, - "unfulfilled lint expectation", - @feature_gate = rustc_span::sym::lint_reasons; + "unfulfilled lint expectation" } declare_lint! { diff --git a/src/tools/rust-analyzer/crates/hir-expand/src/inert_attr_macro.rs b/src/tools/rust-analyzer/crates/hir-expand/src/inert_attr_macro.rs index 35fd85bf451..7ead7e93901 100644 --- a/src/tools/rust-analyzer/crates/hir-expand/src/inert_attr_macro.rs +++ b/src/tools/rust-analyzer/crates/hir-expand/src/inert_attr_macro.rs @@ -142,9 +142,9 @@ pub const INERT_ATTRIBUTES: &[BuiltinAttribute] = &[ allow, Normal, template!(List: r#"lint1, lint2, ..., /*opt*/ reason = "...""#), DuplicatesOk, @only_local: true, ), - gated!( - expect, Normal, template!(List: r#"lint1, lint2, ..., /*opt*/ reason = "...""#), DuplicatesOk, - lint_reasons, experimental!(expect) + ungated!( + expect, Normal, template!(List: r#"lint1, lint2, ..., /*opt*/ reason = "...""#), + DuplicatesOk, @only_local: true, ), ungated!( forbid, Normal, template!(List: r#"lint1, lint2, ..., /*opt*/ reason = "...""#), diff --git a/tests/rustdoc-ui/lints/expect-tool-lint-rfc-2383.rs b/tests/rustdoc-ui/lints/expect-tool-lint-rfc-2383.rs index 169505b0406..87e6aa0c256 100644 --- a/tests/rustdoc-ui/lints/expect-tool-lint-rfc-2383.rs +++ b/tests/rustdoc-ui/lints/expect-tool-lint-rfc-2383.rs @@ -1,5 +1,4 @@ //@ check-pass -#![feature(lint_reasons)] //! This file tests the `#[expect]` attribute implementation for tool lints. The same //! file is used to test clippy and rustdoc. Any changes to this file should be synced diff --git a/tests/ui/async-await/in-trait/async-example-desugared-extra.rs b/tests/ui/async-await/in-trait/async-example-desugared-extra.rs index b4fbcb78c13..d85ad869fd4 100644 --- a/tests/ui/async-await/in-trait/async-example-desugared-extra.rs +++ b/tests/ui/async-await/in-trait/async-example-desugared-extra.rs @@ -1,8 +1,6 @@ //@ check-pass //@ edition: 2021 -#![feature(lint_reasons)] - use std::future::Future; use std::pin::Pin; use std::task::Poll; diff --git a/tests/ui/cfg/diagnostics-not-a-def.rs b/tests/ui/cfg/diagnostics-not-a-def.rs index 1912cf9f616..3a7ca6240b1 100644 --- a/tests/ui/cfg/diagnostics-not-a-def.rs +++ b/tests/ui/cfg/diagnostics-not-a-def.rs @@ -1,5 +1,3 @@ -#![feature(lint_reasons)] - pub mod inner { #[expect(unexpected_cfgs)] pub fn i_am_here() { diff --git a/tests/ui/cfg/diagnostics-not-a-def.stderr b/tests/ui/cfg/diagnostics-not-a-def.stderr index 89bbf574871..51c1c03640f 100644 --- a/tests/ui/cfg/diagnostics-not-a-def.stderr +++ b/tests/ui/cfg/diagnostics-not-a-def.stderr @@ -1,5 +1,5 @@ error[E0425]: cannot find function `i_am_not` in module `inner` - --> $DIR/diagnostics-not-a-def.rs:14:12 + --> $DIR/diagnostics-not-a-def.rs:12:12 | LL | inner::i_am_not(); | ^^^^^^^^ not found in `inner` diff --git a/tests/ui/empty/empty-attributes.rs b/tests/ui/empty/empty-attributes.rs index d319227b217..027d30cce17 100644 --- a/tests/ui/empty/empty-attributes.rs +++ b/tests/ui/empty/empty-attributes.rs @@ -1,5 +1,3 @@ -#![feature(lint_reasons)] - #![deny(unused_attributes)] #![allow()] //~ ERROR unused attribute #![expect()] //~ ERROR unused attribute diff --git a/tests/ui/empty/empty-attributes.stderr b/tests/ui/empty/empty-attributes.stderr index 01d0d5a6b48..e86dea10c70 100644 --- a/tests/ui/empty/empty-attributes.stderr +++ b/tests/ui/empty/empty-attributes.stderr @@ -1,18 +1,18 @@ error: unused attribute - --> $DIR/empty-attributes.rs:11:1 + --> $DIR/empty-attributes.rs:9:1 | LL | #[repr()] | ^^^^^^^^^ help: remove this attribute | = note: attribute `repr` with an empty list has no effect note: the lint level is defined here - --> $DIR/empty-attributes.rs:3:9 + --> $DIR/empty-attributes.rs:1:9 | LL | #![deny(unused_attributes)] | ^^^^^^^^^^^^^^^^^ error: unused attribute - --> $DIR/empty-attributes.rs:14:1 + --> $DIR/empty-attributes.rs:12:1 | LL | #[target_feature()] | ^^^^^^^^^^^^^^^^^^^ help: remove this attribute @@ -20,7 +20,7 @@ LL | #[target_feature()] = note: attribute `target_feature` with an empty list has no effect error: unused attribute - --> $DIR/empty-attributes.rs:4:1 + --> $DIR/empty-attributes.rs:2:1 | LL | #![allow()] | ^^^^^^^^^^^ help: remove this attribute @@ -28,7 +28,7 @@ LL | #![allow()] = note: attribute `allow` with an empty list has no effect error: unused attribute - --> $DIR/empty-attributes.rs:5:1 + --> $DIR/empty-attributes.rs:3:1 | LL | #![expect()] | ^^^^^^^^^^^^ help: remove this attribute @@ -36,7 +36,7 @@ LL | #![expect()] = note: attribute `expect` with an empty list has no effect error: unused attribute - --> $DIR/empty-attributes.rs:6:1 + --> $DIR/empty-attributes.rs:4:1 | LL | #![warn()] | ^^^^^^^^^^ help: remove this attribute @@ -44,7 +44,7 @@ LL | #![warn()] = note: attribute `warn` with an empty list has no effect error: unused attribute - --> $DIR/empty-attributes.rs:7:1 + --> $DIR/empty-attributes.rs:5:1 | LL | #![deny()] | ^^^^^^^^^^ help: remove this attribute @@ -52,7 +52,7 @@ LL | #![deny()] = note: attribute `deny` with an empty list has no effect error: unused attribute - --> $DIR/empty-attributes.rs:8:1 + --> $DIR/empty-attributes.rs:6:1 | LL | #![forbid()] | ^^^^^^^^^^^^ help: remove this attribute @@ -60,7 +60,7 @@ LL | #![forbid()] = note: attribute `forbid` with an empty list has no effect error: unused attribute - --> $DIR/empty-attributes.rs:9:1 + --> $DIR/empty-attributes.rs:7:1 | LL | #![feature()] | ^^^^^^^^^^^^^ help: remove this attribute diff --git a/tests/ui/error-codes/E0602.stderr b/tests/ui/error-codes/E0602.stderr index b6b5cd5c3d3..b0b6033aadd 100644 --- a/tests/ui/error-codes/E0602.stderr +++ b/tests/ui/error-codes/E0602.stderr @@ -13,6 +13,11 @@ warning[E0602]: unknown lint: `bogus` = note: requested on the command line with `-D bogus` = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` -warning: 3 warnings emitted +warning[E0602]: unknown lint: `bogus` + | + = note: requested on the command line with `-D bogus` + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` + +warning: 4 warnings emitted For more information about this error, try `rustc --explain E0602`. diff --git a/tests/ui/feature-gates/feature-gate-lint-reasons.rs b/tests/ui/feature-gates/feature-gate-lint-reasons.rs deleted file mode 100644 index 7756074e235..00000000000 --- a/tests/ui/feature-gates/feature-gate-lint-reasons.rs +++ /dev/null @@ -1,5 +0,0 @@ -#![warn(nonstandard_style, reason = "the standard should be respected")] -//~^ ERROR lint reasons are experimental -//~| ERROR lint reasons are experimental - -fn main() {} diff --git a/tests/ui/feature-gates/feature-gate-lint-reasons.stderr b/tests/ui/feature-gates/feature-gate-lint-reasons.stderr deleted file mode 100644 index efcb3a10f32..00000000000 --- a/tests/ui/feature-gates/feature-gate-lint-reasons.stderr +++ /dev/null @@ -1,24 +0,0 @@ -error[E0658]: lint reasons are experimental - --> $DIR/feature-gate-lint-reasons.rs:1:28 - | -LL | #![warn(nonstandard_style, reason = "the standard should be respected")] - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ - | - = note: see issue #54503 for more information - = help: add `#![feature(lint_reasons)]` to the crate attributes to enable - = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date - -error[E0658]: lint reasons are experimental - --> $DIR/feature-gate-lint-reasons.rs:1:28 - | -LL | #![warn(nonstandard_style, reason = "the standard should be respected")] - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ - | - = note: see issue #54503 for more information - = help: add `#![feature(lint_reasons)]` to the crate attributes to enable - = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date - = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` - -error: aborting due to 2 previous errors - -For more information about this error, try `rustc --explain E0658`. diff --git a/tests/ui/impl-trait/in-trait/auxiliary/rpitit.rs b/tests/ui/impl-trait/in-trait/auxiliary/rpitit.rs index a213994ff86..f6120b3fc70 100644 --- a/tests/ui/impl-trait/in-trait/auxiliary/rpitit.rs +++ b/tests/ui/impl-trait/in-trait/auxiliary/rpitit.rs @@ -1,5 +1,3 @@ -#![feature(lint_reasons)] - use std::ops::Deref; pub trait Foo { diff --git a/tests/ui/impl-trait/in-trait/deep-match-works.rs b/tests/ui/impl-trait/in-trait/deep-match-works.rs index 02fe5b0e19b..591429d6047 100644 --- a/tests/ui/impl-trait/in-trait/deep-match-works.rs +++ b/tests/ui/impl-trait/in-trait/deep-match-works.rs @@ -1,7 +1,5 @@ //@ check-pass -#![feature(lint_reasons)] - pub struct Wrapper(T); pub trait Foo { diff --git a/tests/ui/impl-trait/in-trait/foreign-dyn-error.stderr b/tests/ui/impl-trait/in-trait/foreign-dyn-error.stderr index 9cc4c4b2f9e..a0840699268 100644 --- a/tests/ui/impl-trait/in-trait/foreign-dyn-error.stderr +++ b/tests/ui/impl-trait/in-trait/foreign-dyn-error.stderr @@ -5,7 +5,7 @@ LL | let _: &dyn rpitit::Foo = todo!(); | ^^^^^^^^^^^^^^^^ `Foo` cannot be made into an object | note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit - --> $DIR/auxiliary/rpitit.rs:6:21 + --> $DIR/auxiliary/rpitit.rs:4:21 | LL | fn bar(self) -> impl Deref; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait cannot be made into an object because method `bar` references an `impl Trait` type in its return type diff --git a/tests/ui/impl-trait/in-trait/foreign.rs b/tests/ui/impl-trait/in-trait/foreign.rs index ca759afc2e6..3b6f79a4f52 100644 --- a/tests/ui/impl-trait/in-trait/foreign.rs +++ b/tests/ui/impl-trait/in-trait/foreign.rs @@ -1,8 +1,6 @@ //@ check-pass //@ aux-build: rpitit.rs -#![feature(lint_reasons)] - extern crate rpitit; use rpitit::{Foo, Foreign}; diff --git a/tests/ui/impl-trait/in-trait/foreign.stderr b/tests/ui/impl-trait/in-trait/foreign.stderr index 1a5a4f2432b..36114dcf02b 100644 --- a/tests/ui/impl-trait/in-trait/foreign.stderr +++ b/tests/ui/impl-trait/in-trait/foreign.stderr @@ -1,5 +1,5 @@ warning: impl trait in impl method signature does not match trait method signature - --> $DIR/foreign.rs:23:21 + --> $DIR/foreign.rs:21:21 | LL | fn bar(self) -> Arc { | ^^^^^^^^^^^ @@ -7,7 +7,7 @@ LL | fn bar(self) -> Arc { = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate = note: we are soliciting feedback, see issue #121718 for more information note: the lint level is defined here - --> $DIR/foreign.rs:22:12 + --> $DIR/foreign.rs:20:12 | LL | #[warn(refining_impl_trait)] | ^^^^^^^^^^^^^^^^^^^ @@ -18,7 +18,7 @@ LL | fn bar(self) -> impl Deref { | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ warning: impl trait in impl method signature does not match trait method signature - --> $DIR/foreign.rs:33:21 + --> $DIR/foreign.rs:31:21 | LL | fn bar(self) -> Arc { | ^^^^^^^^^^^ @@ -26,7 +26,7 @@ LL | fn bar(self) -> Arc { = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate = note: we are soliciting feedback, see issue #121718 for more information note: the lint level is defined here - --> $DIR/foreign.rs:31:12 + --> $DIR/foreign.rs:29:12 | LL | #[warn(refining_impl_trait)] | ^^^^^^^^^^^^^^^^^^^ diff --git a/tests/ui/impl-trait/in-trait/nested-rpitit.rs b/tests/ui/impl-trait/in-trait/nested-rpitit.rs index 91fb5331f76..6e495458228 100644 --- a/tests/ui/impl-trait/in-trait/nested-rpitit.rs +++ b/tests/ui/impl-trait/in-trait/nested-rpitit.rs @@ -1,7 +1,5 @@ //@ check-pass -#![feature(lint_reasons)] - use std::fmt::Display; use std::ops::Deref; diff --git a/tests/ui/impl-trait/in-trait/reveal.rs b/tests/ui/impl-trait/in-trait/reveal.rs index f949077a131..f6ce31e3837 100644 --- a/tests/ui/impl-trait/in-trait/reveal.rs +++ b/tests/ui/impl-trait/in-trait/reveal.rs @@ -1,7 +1,5 @@ //@ check-pass -#![feature(lint_reasons)] - pub trait Foo { fn f() -> Box; } diff --git a/tests/ui/impl-trait/in-trait/rpitit-shadowed-by-missing-adt.rs b/tests/ui/impl-trait/in-trait/rpitit-shadowed-by-missing-adt.rs index b9fe8d8bfc5..4e46b7114c1 100644 --- a/tests/ui/impl-trait/in-trait/rpitit-shadowed-by-missing-adt.rs +++ b/tests/ui/impl-trait/in-trait/rpitit-shadowed-by-missing-adt.rs @@ -1,7 +1,5 @@ // issue: 113903 -#![feature(lint_reasons)] - use std::ops::Deref; pub trait Tr { diff --git a/tests/ui/impl-trait/in-trait/rpitit-shadowed-by-missing-adt.stderr b/tests/ui/impl-trait/in-trait/rpitit-shadowed-by-missing-adt.stderr index 73ada8d7096..e7d38f22406 100644 --- a/tests/ui/impl-trait/in-trait/rpitit-shadowed-by-missing-adt.stderr +++ b/tests/ui/impl-trait/in-trait/rpitit-shadowed-by-missing-adt.stderr @@ -1,5 +1,5 @@ error[E0412]: cannot find type `Missing` in this scope - --> $DIR/rpitit-shadowed-by-missing-adt.rs:8:35 + --> $DIR/rpitit-shadowed-by-missing-adt.rs:6:35 | LL | fn w() -> impl Deref>; | ^^^^^^^ not found in this scope diff --git a/tests/ui/impl-trait/in-trait/signature-mismatch.failure.stderr b/tests/ui/impl-trait/in-trait/signature-mismatch.failure.stderr index 0cd76815afa..56b83cbca77 100644 --- a/tests/ui/impl-trait/in-trait/signature-mismatch.failure.stderr +++ b/tests/ui/impl-trait/in-trait/signature-mismatch.failure.stderr @@ -1,5 +1,5 @@ error[E0623]: lifetime mismatch - --> $DIR/signature-mismatch.rs:79:10 + --> $DIR/signature-mismatch.rs:77:10 | LL | &'a self, | -------- this parameter and the return type are declared with different lifetimes... diff --git a/tests/ui/impl-trait/in-trait/signature-mismatch.rs b/tests/ui/impl-trait/in-trait/signature-mismatch.rs index 7a74281b1f2..55b9a0de5ff 100644 --- a/tests/ui/impl-trait/in-trait/signature-mismatch.rs +++ b/tests/ui/impl-trait/in-trait/signature-mismatch.rs @@ -2,8 +2,6 @@ //@ revisions: success failure //@[success] check-pass -#![feature(lint_reasons)] - use std::future::Future; pub trait Captures<'a> {} diff --git a/tests/ui/impl-trait/in-trait/specialization-substs-remap.rs b/tests/ui/impl-trait/in-trait/specialization-substs-remap.rs index 3ef6735de80..50bb61c9f02 100644 --- a/tests/ui/impl-trait/in-trait/specialization-substs-remap.rs +++ b/tests/ui/impl-trait/in-trait/specialization-substs-remap.rs @@ -1,7 +1,6 @@ //@ check-pass #![feature(specialization)] -#![feature(lint_reasons)] #![allow(incomplete_features)] pub trait Foo { diff --git a/tests/ui/impl-trait/in-trait/success.rs b/tests/ui/impl-trait/in-trait/success.rs index c99291def03..97a1ce80997 100644 --- a/tests/ui/impl-trait/in-trait/success.rs +++ b/tests/ui/impl-trait/in-trait/success.rs @@ -1,7 +1,5 @@ //@ check-pass -#![feature(lint_reasons)] - use std::fmt::Display; pub trait Foo { diff --git a/tests/ui/lint/cli-unknown-force-warn.stderr b/tests/ui/lint/cli-unknown-force-warn.stderr index 5084b4a4001..cfff190b54a 100644 --- a/tests/ui/lint/cli-unknown-force-warn.stderr +++ b/tests/ui/lint/cli-unknown-force-warn.stderr @@ -13,6 +13,11 @@ warning[E0602]: unknown lint: `foo_qux` = note: requested on the command line with `--force-warn foo_qux` = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` -warning: 3 warnings emitted +warning[E0602]: unknown lint: `foo_qux` + | + = note: requested on the command line with `--force-warn foo_qux` + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` + +warning: 4 warnings emitted For more information about this error, try `rustc --explain E0602`. diff --git a/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557-2.rs b/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557-2.rs index 37c78bc68ed..20999df9844 100644 --- a/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557-2.rs +++ b/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557-2.rs @@ -7,7 +7,6 @@ // it also checks that the `dead_code` lint is also *NOT* emited // for `bar` as it's suppresed by the `#[expect]` on `bar` -#![feature(lint_reasons)] #![warn(dead_code)] // to override compiletest fn bar() {} diff --git a/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557-2.stderr b/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557-2.stderr index d5c4dabed01..a199859cb20 100644 --- a/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557-2.stderr +++ b/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557-2.stderr @@ -1,5 +1,5 @@ warning: this lint expectation is unfulfilled - --> $DIR/allow-or-expect-dead_code-114557-2.rs:15:10 + --> $DIR/allow-or-expect-dead_code-114557-2.rs:14:10 | LL | #[expect(dead_code)] | ^^^^^^^^^ diff --git a/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557-3.rs b/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557-3.rs index d2ead24b57c..08103b23387 100644 --- a/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557-3.rs +++ b/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557-3.rs @@ -3,7 +3,6 @@ // this test makes sure that the `unfulfilled_lint_expectations` lint // is being emited for `foo` as foo is not dead code, it's pub -#![feature(lint_reasons)] #![warn(dead_code)] // to override compiletest #[expect(dead_code)] diff --git a/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557-3.stderr b/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557-3.stderr index c954a75b394..3169f0123e9 100644 --- a/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557-3.stderr +++ b/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557-3.stderr @@ -1,5 +1,5 @@ warning: this lint expectation is unfulfilled - --> $DIR/allow-or-expect-dead_code-114557-3.rs:9:10 + --> $DIR/allow-or-expect-dead_code-114557-3.rs:8:10 | LL | #[expect(dead_code)] | ^^^^^^^^^ diff --git a/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557.rs b/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557.rs index 323bb06b681..f2625f0781f 100644 --- a/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557.rs +++ b/tests/ui/lint/dead-code/allow-or-expect-dead_code-114557.rs @@ -4,7 +4,6 @@ // this test checks that no matter if we put #[allow(dead_code)] // or #[expect(dead_code)], no warning is being emited -#![feature(lint_reasons)] #![warn(dead_code)] // to override compiletest fn f() {} diff --git a/tests/ui/lint/empty-lint-attributes.rs b/tests/ui/lint/empty-lint-attributes.rs index b12b4064990..0193345e5c8 100644 --- a/tests/ui/lint/empty-lint-attributes.rs +++ b/tests/ui/lint/empty-lint-attributes.rs @@ -1,5 +1,3 @@ -#![feature(lint_reasons)] - //@ check-pass // Empty (and reason-only) lint attributes are legal—although we may want to diff --git a/tests/ui/lint/lint-removed-cmdline-deny.stderr b/tests/ui/lint/lint-removed-cmdline-deny.stderr index 3321afa7fcd..2a24e795f44 100644 --- a/tests/ui/lint/lint-removed-cmdline-deny.stderr +++ b/tests/ui/lint/lint-removed-cmdline-deny.stderr @@ -26,5 +26,10 @@ LL | #[deny(warnings)] | ^^^^^^^^ = note: `#[deny(unused_variables)]` implied by `#[deny(warnings)]` -error: aborting due to 4 previous errors +error: lint `raw_pointer_derive` has been removed: using derive with raw pointers is ok + | + = note: requested on the command line with `-D raw_pointer_derive` + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` + +error: aborting due to 5 previous errors diff --git a/tests/ui/lint/lint-removed-cmdline.stderr b/tests/ui/lint/lint-removed-cmdline.stderr index fd63433c308..78ae2fd8fbf 100644 --- a/tests/ui/lint/lint-removed-cmdline.stderr +++ b/tests/ui/lint/lint-removed-cmdline.stderr @@ -26,5 +26,10 @@ LL | #[deny(warnings)] | ^^^^^^^^ = note: `#[deny(unused_variables)]` implied by `#[deny(warnings)]` -error: aborting due to 1 previous error; 3 warnings emitted +warning: lint `raw_pointer_derive` has been removed: using derive with raw pointers is ok + | + = note: requested on the command line with `-D raw_pointer_derive` + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` + +error: aborting due to 1 previous error; 4 warnings emitted diff --git a/tests/ui/lint/lint-renamed-cmdline-deny.stderr b/tests/ui/lint/lint-renamed-cmdline-deny.stderr index 0e182a4e5de..3c1a59ec1e1 100644 --- a/tests/ui/lint/lint-renamed-cmdline-deny.stderr +++ b/tests/ui/lint/lint-renamed-cmdline-deny.stderr @@ -29,5 +29,11 @@ LL | #[deny(unused)] | ^^^^^^ = note: `#[deny(unused_variables)]` implied by `#[deny(unused)]` -error: aborting due to 4 previous errors +error: lint `bare_trait_object` has been renamed to `bare_trait_objects` + | + = help: use the new name `bare_trait_objects` + = note: requested on the command line with `-D bare_trait_object` + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` + +error: aborting due to 5 previous errors diff --git a/tests/ui/lint/lint-renamed-cmdline.stderr b/tests/ui/lint/lint-renamed-cmdline.stderr index d6bb72f34dc..6544416f611 100644 --- a/tests/ui/lint/lint-renamed-cmdline.stderr +++ b/tests/ui/lint/lint-renamed-cmdline.stderr @@ -29,5 +29,11 @@ LL | #[deny(unused)] | ^^^^^^ = note: `#[deny(unused_variables)]` implied by `#[deny(unused)]` -error: aborting due to 1 previous error; 3 warnings emitted +warning: lint `bare_trait_object` has been renamed to `bare_trait_objects` + | + = help: use the new name `bare_trait_objects` + = note: requested on the command line with `-D bare_trait_object` + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` + +error: aborting due to 1 previous error; 4 warnings emitted diff --git a/tests/ui/lint/lint-unexported-no-mangle.stderr b/tests/ui/lint/lint-unexported-no-mangle.stderr index 0efec51abaf..39377b6fe84 100644 --- a/tests/ui/lint/lint-unexported-no-mangle.stderr +++ b/tests/ui/lint/lint-unexported-no-mangle.stderr @@ -45,5 +45,15 @@ LL | pub const PUB_FOO: u64 = 1; | | | help: try a static value: `pub static` -error: aborting due to 2 previous errors; 6 warnings emitted +warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported + | + = note: requested on the command line with `-F private_no_mangle_fns` + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` + +warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported + | + = note: requested on the command line with `-F private_no_mangle_statics` + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` + +error: aborting due to 2 previous errors; 8 warnings emitted diff --git a/tests/ui/lint/lint-unknown-lint-cmdline-deny.stderr b/tests/ui/lint/lint-unknown-lint-cmdline-deny.stderr index f12ce03ddfc..1ce55706d76 100644 --- a/tests/ui/lint/lint-unknown-lint-cmdline-deny.stderr +++ b/tests/ui/lint/lint-unknown-lint-cmdline-deny.stderr @@ -30,6 +30,17 @@ error[E0602]: unknown lint: `dead_cod` = note: requested on the command line with `-D dead_cod` = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` -error: aborting due to 6 previous errors +error[E0602]: unknown lint: `bogus` + | + = note: requested on the command line with `-D bogus` + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` + +error[E0602]: unknown lint: `dead_cod` + | + = help: did you mean: `dead_code` + = note: requested on the command line with `-D dead_cod` + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` + +error: aborting due to 8 previous errors For more information about this error, try `rustc --explain E0602`. diff --git a/tests/ui/lint/lint-unknown-lint-cmdline.stderr b/tests/ui/lint/lint-unknown-lint-cmdline.stderr index f452fc9eb94..4e0c5dbcb07 100644 --- a/tests/ui/lint/lint-unknown-lint-cmdline.stderr +++ b/tests/ui/lint/lint-unknown-lint-cmdline.stderr @@ -30,6 +30,17 @@ warning[E0602]: unknown lint: `dead_cod` = note: requested on the command line with `-D dead_cod` = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` -warning: 6 warnings emitted +warning[E0602]: unknown lint: `bogus` + | + = note: requested on the command line with `-D bogus` + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` + +warning[E0602]: unknown lint: `dead_cod` + | + = help: did you mean: `dead_code` + = note: requested on the command line with `-D dead_cod` + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` + +warning: 8 warnings emitted For more information about this error, try `rustc --explain E0602`. diff --git a/tests/ui/lint/reasons-erroneous.rs b/tests/ui/lint/reasons-erroneous.rs index 7366a03232f..244b376b60d 100644 --- a/tests/ui/lint/reasons-erroneous.rs +++ b/tests/ui/lint/reasons-erroneous.rs @@ -1,7 +1,5 @@ //@ compile-flags: -Zdeduplicate-diagnostics=yes -#![feature(lint_reasons)] - #![warn(absolute_paths_not_starting_with_crate, reason = 0)] //~^ ERROR malformed lint attribute //~| NOTE reason must be a string literal diff --git a/tests/ui/lint/reasons-erroneous.stderr b/tests/ui/lint/reasons-erroneous.stderr index 003da567370..adc97174b99 100644 --- a/tests/ui/lint/reasons-erroneous.stderr +++ b/tests/ui/lint/reasons-erroneous.stderr @@ -1,47 +1,47 @@ error[E0452]: malformed lint attribute input - --> $DIR/reasons-erroneous.rs:5:58 + --> $DIR/reasons-erroneous.rs:3:58 | LL | #![warn(absolute_paths_not_starting_with_crate, reason = 0)] | ^ reason must be a string literal error[E0452]: malformed lint attribute input - --> $DIR/reasons-erroneous.rs:8:40 + --> $DIR/reasons-erroneous.rs:6:40 | LL | #![warn(anonymous_parameters, reason = b"consider these, for we have condemned them")] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ reason must be a string literal error[E0452]: malformed lint attribute input - --> $DIR/reasons-erroneous.rs:11:29 + --> $DIR/reasons-erroneous.rs:9:29 | LL | #![warn(bare_trait_objects, reasons = "leaders to no sure land, guides their bearings lost")] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ bad attribute argument error[E0452]: malformed lint attribute input - --> $DIR/reasons-erroneous.rs:14:23 + --> $DIR/reasons-erroneous.rs:12:23 | LL | #![warn(box_pointers, blerp = "or in league with robbers have reversed the signposts")] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ bad attribute argument error[E0452]: malformed lint attribute input - --> $DIR/reasons-erroneous.rs:17:36 + --> $DIR/reasons-erroneous.rs:15:36 | LL | #![warn(elided_lifetimes_in_paths, reason("disrespectful to ancestors", "irresponsible to heirs"))] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ bad attribute argument error[E0452]: malformed lint attribute input - --> $DIR/reasons-erroneous.rs:20:44 + --> $DIR/reasons-erroneous.rs:18:44 | LL | #![warn(ellipsis_inclusive_range_patterns, reason = "born barren", reason = "a freak growth")] | ^^^^^^^^^^^^^^^^^^^^^^ reason in lint attribute must come last error[E0452]: malformed lint attribute input - --> $DIR/reasons-erroneous.rs:23:25 + --> $DIR/reasons-erroneous.rs:21:25 | LL | #![warn(keyword_idents, reason = "root in rubble", macro_use_extern_crate)] | ^^^^^^^^^^^^^^^^^^^^^^^^^ reason in lint attribute must come last warning: unknown lint: `reason` - --> $DIR/reasons-erroneous.rs:26:39 + --> $DIR/reasons-erroneous.rs:24:39 | LL | #![warn(missing_copy_implementations, reason)] | ^^^^^^ diff --git a/tests/ui/lint/reasons-forbidden.rs b/tests/ui/lint/reasons-forbidden.rs index 0b08e7571db..47a1454e714 100644 --- a/tests/ui/lint/reasons-forbidden.rs +++ b/tests/ui/lint/reasons-forbidden.rs @@ -1,5 +1,3 @@ -#![feature(lint_reasons)] - // If you turn off deduplicate diagnostics (which rustc turns on by default but // compiletest turns off when it runs ui tests), then the errors are // (unfortunately) repeated here because the checking is done as we read in the diff --git a/tests/ui/lint/reasons-forbidden.stderr b/tests/ui/lint/reasons-forbidden.stderr index ab6f19a019d..cecc8345079 100644 --- a/tests/ui/lint/reasons-forbidden.stderr +++ b/tests/ui/lint/reasons-forbidden.stderr @@ -1,5 +1,5 @@ error[E0453]: allow(unsafe_code) incompatible with previous forbid - --> $DIR/reasons-forbidden.rs:25:13 + --> $DIR/reasons-forbidden.rs:23:13 | LL | unsafe_code, | ----------- `forbid` level set here @@ -10,7 +10,7 @@ LL | #[allow(unsafe_code)] = note: our errors & omissions insurance policy doesn't cover unsafe Rust error: usage of an `unsafe` block - --> $DIR/reasons-forbidden.rs:29:5 + --> $DIR/reasons-forbidden.rs:27:5 | LL | / unsafe { LL | | @@ -21,7 +21,7 @@ LL | | } | = note: our errors & omissions insurance policy doesn't cover unsafe Rust note: the lint level is defined here - --> $DIR/reasons-forbidden.rs:14:5 + --> $DIR/reasons-forbidden.rs:12:5 | LL | unsafe_code, | ^^^^^^^^^^^ diff --git a/tests/ui/lint/reasons.rs b/tests/ui/lint/reasons.rs index 4c2f92af1c7..917e7539aae 100644 --- a/tests/ui/lint/reasons.rs +++ b/tests/ui/lint/reasons.rs @@ -1,6 +1,5 @@ //@ check-pass -#![feature(lint_reasons)] #![warn(elided_lifetimes_in_paths, //~^ NOTE the lint level is defined here reason = "explicit anonymous lifetimes aid reasoning about ownership")] diff --git a/tests/ui/lint/reasons.stderr b/tests/ui/lint/reasons.stderr index cd8412153f1..8028785ab94 100644 --- a/tests/ui/lint/reasons.stderr +++ b/tests/ui/lint/reasons.stderr @@ -1,5 +1,5 @@ warning: hidden lifetime parameters in types are deprecated - --> $DIR/reasons.rs:20:34 + --> $DIR/reasons.rs:19:34 | LL | fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result { | -----^^^^^^^^^ @@ -8,7 +8,7 @@ LL | fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result { | = note: explicit anonymous lifetimes aid reasoning about ownership note: the lint level is defined here - --> $DIR/reasons.rs:4:9 + --> $DIR/reasons.rs:3:9 | LL | #![warn(elided_lifetimes_in_paths, | ^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -18,7 +18,7 @@ LL | fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> fmt::Result { | ++++ warning: variable `Social_exchange_psychology` should have a snake case name - --> $DIR/reasons.rs:30:9 + --> $DIR/reasons.rs:29:9 | LL | let Social_exchange_psychology = CheaterDetectionMechanism {}; | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `social_exchange_psychology` @@ -26,7 +26,7 @@ LL | let Social_exchange_psychology = CheaterDetectionMechanism {}; = note: people shouldn't have to change their usual style habits to contribute to our project note: the lint level is defined here - --> $DIR/reasons.rs:8:5 + --> $DIR/reasons.rs:7:5 | LL | nonstandard_style, | ^^^^^^^^^^^^^^^^^ diff --git a/tests/ui/lint/rfc-2383-lint-reason/avoid_delayed_good_path_ice.rs b/tests/ui/lint/rfc-2383-lint-reason/avoid_delayed_good_path_ice.rs index e94755618cf..1322d2d5e89 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/avoid_delayed_good_path_ice.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/avoid_delayed_good_path_ice.rs @@ -1,5 +1,4 @@ //@ check-pass -#![feature(lint_reasons)] #[expect(drop_bounds)] fn trigger_rustc_lints() { diff --git a/tests/ui/lint/rfc-2383-lint-reason/catch_multiple_lint_triggers.rs b/tests/ui/lint/rfc-2383-lint-reason/catch_multiple_lint_triggers.rs index ce4b89f5d99..3b702dbd1cc 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/catch_multiple_lint_triggers.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/catch_multiple_lint_triggers.rs @@ -1,7 +1,5 @@ //@ check-pass -#![feature(lint_reasons)] - #![warn(unused)] // This expect attribute should catch all lint triggers diff --git a/tests/ui/lint/rfc-2383-lint-reason/crate_level_expect.rs b/tests/ui/lint/rfc-2383-lint-reason/crate_level_expect.rs index 8f255065125..0a39674144c 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/crate_level_expect.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/crate_level_expect.rs @@ -1,7 +1,5 @@ //@ check-pass -#![feature(lint_reasons)] - #![warn(unused)] #![expect(unused_mut)] diff --git a/tests/ui/lint/rfc-2383-lint-reason/crate_level_expect.stderr b/tests/ui/lint/rfc-2383-lint-reason/crate_level_expect.stderr index 7237f6fb6bb..90a2c54b582 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/crate_level_expect.stderr +++ b/tests/ui/lint/rfc-2383-lint-reason/crate_level_expect.stderr @@ -1,5 +1,5 @@ warning: this lint expectation is unfulfilled - --> $DIR/crate_level_expect.rs:7:11 + --> $DIR/crate_level_expect.rs:5:11 | LL | #![expect(unused_mut)] | ^^^^^^^^^^ diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_inside_macro.rs b/tests/ui/lint/rfc-2383-lint-reason/expect_inside_macro.rs index 7bfb84c8826..3a3cef2d00d 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_inside_macro.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_inside_macro.rs @@ -1,7 +1,5 @@ //@ check-pass -#![feature(lint_reasons)] - #![warn(unused)] macro_rules! expect_inside_macro { diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_lint_from_macro.rs b/tests/ui/lint/rfc-2383-lint-reason/expect_lint_from_macro.rs index e6f7471b93c..549f031cbf6 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_lint_from_macro.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_lint_from_macro.rs @@ -1,7 +1,5 @@ //@ check-pass -#![feature(lint_reasons)] - #![warn(unused_variables)] macro_rules! trigger_unused_variables_macro { diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_lint_from_macro.stderr b/tests/ui/lint/rfc-2383-lint-reason/expect_lint_from_macro.stderr index 817e16fdcaa..49dba1c7ffe 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_lint_from_macro.stderr +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_lint_from_macro.stderr @@ -1,5 +1,5 @@ warning: unused variable: `x` - --> $DIR/expect_lint_from_macro.rs:9:13 + --> $DIR/expect_lint_from_macro.rs:7:13 | LL | let x = 0; | ^ help: if this is intentional, prefix it with an underscore: `_x` @@ -8,14 +8,14 @@ LL | trigger_unused_variables_macro!(); | --------------------------------- in this macro invocation | note: the lint level is defined here - --> $DIR/expect_lint_from_macro.rs:5:9 + --> $DIR/expect_lint_from_macro.rs:3:9 | LL | #![warn(unused_variables)] | ^^^^^^^^^^^^^^^^ = note: this warning originates in the macro `trigger_unused_variables_macro` (in Nightly builds, run with -Z macro-backtrace for more info) warning: unused variable: `x` - --> $DIR/expect_lint_from_macro.rs:9:13 + --> $DIR/expect_lint_from_macro.rs:7:13 | LL | let x = 0; | ^ help: if this is intentional, prefix it with an underscore: `_x` diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_missing_feature_gate.rs b/tests/ui/lint/rfc-2383-lint-reason/expect_missing_feature_gate.rs deleted file mode 100644 index 928e1610614..00000000000 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_missing_feature_gate.rs +++ /dev/null @@ -1,9 +0,0 @@ -// should error due to missing feature gate. - -#![warn(unused)] - -#[expect(unused)] -//~^ ERROR: the `#[expect]` attribute is an experimental feature [E0658] -fn main() { - let x = 1; -} diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_missing_feature_gate.stderr b/tests/ui/lint/rfc-2383-lint-reason/expect_missing_feature_gate.stderr deleted file mode 100644 index 5d252fdcf5d..00000000000 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_missing_feature_gate.stderr +++ /dev/null @@ -1,13 +0,0 @@ -error[E0658]: the `#[expect]` attribute is an experimental feature - --> $DIR/expect_missing_feature_gate.rs:5:1 - | -LL | #[expect(unused)] - | ^^^^^^^^^^^^^^^^^ - | - = note: see issue #54503 for more information - = help: add `#![feature(lint_reasons)]` to the crate attributes to enable - = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date - -error: aborting due to 1 previous error - -For more information about this error, try `rustc --explain E0658`. diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_multiple_lints.rs b/tests/ui/lint/rfc-2383-lint-reason/expect_multiple_lints.rs index 1534d5f862c..5d80a7ca046 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_multiple_lints.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_multiple_lints.rs @@ -1,7 +1,5 @@ //@ check-pass -#![feature(lint_reasons)] - #![warn(unused)] // The warnings are not double triggers, they identify different unfulfilled lint diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_multiple_lints.stderr b/tests/ui/lint/rfc-2383-lint-reason/expect_multiple_lints.stderr index 90ee744b26b..c551c55fbed 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_multiple_lints.stderr +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_multiple_lints.stderr @@ -1,5 +1,5 @@ warning: this lint expectation is unfulfilled - --> $DIR/expect_multiple_lints.rs:10:28 + --> $DIR/expect_multiple_lints.rs:8:28 | LL | #[expect(unused_variables, unused_mut, while_true)] | ^^^^^^^^^^ @@ -7,43 +7,43 @@ LL | #[expect(unused_variables, unused_mut, while_true)] = note: `#[warn(unfulfilled_lint_expectations)]` on by default warning: this lint expectation is unfulfilled - --> $DIR/expect_multiple_lints.rs:10:40 + --> $DIR/expect_multiple_lints.rs:8:40 | LL | #[expect(unused_variables, unused_mut, while_true)] | ^^^^^^^^^^ warning: this lint expectation is unfulfilled - --> $DIR/expect_multiple_lints.rs:19:10 + --> $DIR/expect_multiple_lints.rs:17:10 | LL | #[expect(unused_variables, unused_mut, while_true)] | ^^^^^^^^^^^^^^^^ warning: this lint expectation is unfulfilled - --> $DIR/expect_multiple_lints.rs:19:40 + --> $DIR/expect_multiple_lints.rs:17:40 | LL | #[expect(unused_variables, unused_mut, while_true)] | ^^^^^^^^^^ warning: this lint expectation is unfulfilled - --> $DIR/expect_multiple_lints.rs:28:10 + --> $DIR/expect_multiple_lints.rs:26:10 | LL | #[expect(unused_variables, unused_mut, while_true)] | ^^^^^^^^^^^^^^^^ warning: this lint expectation is unfulfilled - --> $DIR/expect_multiple_lints.rs:28:28 + --> $DIR/expect_multiple_lints.rs:26:28 | LL | #[expect(unused_variables, unused_mut, while_true)] | ^^^^^^^^^^ warning: this lint expectation is unfulfilled - --> $DIR/expect_multiple_lints.rs:36:18 + --> $DIR/expect_multiple_lints.rs:34:18 | LL | #[expect(unused, while_true)] | ^^^^^^^^^^ warning: this lint expectation is unfulfilled - --> $DIR/expect_multiple_lints.rs:45:10 + --> $DIR/expect_multiple_lints.rs:43:10 | LL | #[expect(unused, while_true)] | ^^^^^^ diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_nested_lint_levels.rs b/tests/ui/lint/rfc-2383-lint-reason/expect_nested_lint_levels.rs index 8f94bd6ec6c..1d365363ceb 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_nested_lint_levels.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_nested_lint_levels.rs @@ -1,6 +1,5 @@ // ignore-tidy-linelength -#![feature(lint_reasons)] #![warn(unused_mut)] #[expect( diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_nested_lint_levels.stderr b/tests/ui/lint/rfc-2383-lint-reason/expect_nested_lint_levels.stderr index 0e445d2439b..02710d9f2af 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_nested_lint_levels.stderr +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_nested_lint_levels.stderr @@ -1,5 +1,5 @@ warning: variable does not need to be mutable - --> $DIR/expect_nested_lint_levels.rs:36:13 + --> $DIR/expect_nested_lint_levels.rs:35:13 | LL | let mut v = 0; | ----^ @@ -8,25 +8,25 @@ LL | let mut v = 0; | = note: this overrides the previous `expect` lint level and warns about the `unused_mut` lint here note: the lint level is defined here - --> $DIR/expect_nested_lint_levels.rs:31:9 + --> $DIR/expect_nested_lint_levels.rs:30:9 | LL | unused_mut, | ^^^^^^^^^^ error: unused variable: `this_is_my_function` - --> $DIR/expect_nested_lint_levels.rs:48:9 + --> $DIR/expect_nested_lint_levels.rs:47:9 | LL | let this_is_my_function = 3; | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_this_is_my_function` | note: the lint level is defined here - --> $DIR/expect_nested_lint_levels.rs:45:10 + --> $DIR/expect_nested_lint_levels.rs:44:10 | LL | #[forbid(unused_variables)] | ^^^^^^^^^^^^^^^^ warning: this lint expectation is unfulfilled - --> $DIR/expect_nested_lint_levels.rs:7:5 + --> $DIR/expect_nested_lint_levels.rs:6:5 | LL | unused_mut, | ^^^^^^^^^^ @@ -35,7 +35,7 @@ LL | unused_mut, = note: `#[warn(unfulfilled_lint_expectations)]` on by default warning: this lint expectation is unfulfilled - --> $DIR/expect_nested_lint_levels.rs:24:5 + --> $DIR/expect_nested_lint_levels.rs:23:5 | LL | unused_mut, | ^^^^^^^^^^ @@ -43,7 +43,7 @@ LL | unused_mut, = note: this `expect` is overridden by a `warn` attribute before the `unused_mut` lint is triggered warning: this lint expectation is unfulfilled - --> $DIR/expect_nested_lint_levels.rs:43:10 + --> $DIR/expect_nested_lint_levels.rs:42:10 | LL | #[expect(unused_variables)] | ^^^^^^^^^^^^^^^^ diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_on_fn_params.rs b/tests/ui/lint/rfc-2383-lint-reason/expect_on_fn_params.rs index d066a2b6ba6..bdea0fa1ce0 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_on_fn_params.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_on_fn_params.rs @@ -1,5 +1,4 @@ //@ check-pass -#![feature(lint_reasons)] #[warn(unused_variables)] diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_on_fn_params.stderr b/tests/ui/lint/rfc-2383-lint-reason/expect_on_fn_params.stderr index 69f7cda08ef..14e78ddd305 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_on_fn_params.stderr +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_on_fn_params.stderr @@ -1,5 +1,5 @@ warning: this lint expectation is unfulfilled - --> $DIR/expect_on_fn_params.rs:9:43 + --> $DIR/expect_on_fn_params.rs:8:43 | LL | fn check_unfulfilled_expectation(#[expect(unused_variables)] used_value: u32) { | ^^^^^^^^^^^^^^^^ diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_tool_lint_rfc_2383.rs b/tests/ui/lint/rfc-2383-lint-reason/expect_tool_lint_rfc_2383.rs index 7a57ab0f981..c99317d6aa8 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_tool_lint_rfc_2383.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_tool_lint_rfc_2383.rs @@ -1,5 +1,4 @@ //@ check-pass -#![feature(lint_reasons)] //! This file tests the `#[expect]` attribute implementation for tool lints. The same //! file is used to test clippy and rustdoc. Any changes to this file should be synced diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_tool_lint_rfc_2383.stderr b/tests/ui/lint/rfc-2383-lint-reason/expect_tool_lint_rfc_2383.stderr index efe1aa04e5e..cd6dae0d761 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_tool_lint_rfc_2383.stderr +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_tool_lint_rfc_2383.stderr @@ -1,5 +1,5 @@ warning: this lint expectation is unfulfilled - --> $DIR/expect_tool_lint_rfc_2383.rs:33:14 + --> $DIR/expect_tool_lint_rfc_2383.rs:32:14 | LL | #[expect(dead_code)] | ^^^^^^^^^ @@ -7,7 +7,7 @@ LL | #[expect(dead_code)] = note: `#[warn(unfulfilled_lint_expectations)]` on by default warning: this lint expectation is unfulfilled - --> $DIR/expect_tool_lint_rfc_2383.rs:39:18 + --> $DIR/expect_tool_lint_rfc_2383.rs:38:18 | LL | #[expect(invalid_nan_comparisons)] | ^^^^^^^^^^^^^^^^^^^^^^^ diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_unfulfilled_expectation.rs b/tests/ui/lint/rfc-2383-lint-reason/expect_unfulfilled_expectation.rs index 577c6855fbe..413833ba351 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_unfulfilled_expectation.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_unfulfilled_expectation.rs @@ -1,7 +1,6 @@ //@ check-pass // ignore-tidy-linelength -#![feature(lint_reasons)] #![warn(unused_mut)] #![expect(unfulfilled_lint_expectations, reason = "idk why you would expect this")] diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_unfulfilled_expectation.stderr b/tests/ui/lint/rfc-2383-lint-reason/expect_unfulfilled_expectation.stderr index 9a1c3e442bb..bd2df362a77 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_unfulfilled_expectation.stderr +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_unfulfilled_expectation.stderr @@ -1,5 +1,5 @@ warning: this lint expectation is unfulfilled - --> $DIR/expect_unfulfilled_expectation.rs:7:11 + --> $DIR/expect_unfulfilled_expectation.rs:6:11 | LL | #![expect(unfulfilled_lint_expectations, reason = "idk why you would expect this")] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -9,7 +9,7 @@ LL | #![expect(unfulfilled_lint_expectations, reason = "idk why you would expect = note: `#[warn(unfulfilled_lint_expectations)]` on by default warning: this lint expectation is unfulfilled - --> $DIR/expect_unfulfilled_expectation.rs:13:10 + --> $DIR/expect_unfulfilled_expectation.rs:12:10 | LL | #[expect(unfulfilled_lint_expectations, reason = "a local: idk why you would expect this")] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -18,7 +18,7 @@ LL | #[expect(unfulfilled_lint_expectations, reason = "a local: idk why you woul = note: the `unfulfilled_lint_expectations` lint can't be expected and will always produce this message warning: this lint expectation is unfulfilled - --> $DIR/expect_unfulfilled_expectation.rs:18:14 + --> $DIR/expect_unfulfilled_expectation.rs:17:14 | LL | #[expect(unused_mut, reason = "this expectation will create a diagnostic with the default lint level")] | ^^^^^^^^^^ @@ -26,7 +26,7 @@ LL | #[expect(unused_mut, reason = "this expectation will create a diagnosti = note: this expectation will create a diagnostic with the default lint level warning: this lint expectation is unfulfilled - --> $DIR/expect_unfulfilled_expectation.rs:25:22 + --> $DIR/expect_unfulfilled_expectation.rs:24:22 | LL | #[expect(unused, unfulfilled_lint_expectations, reason = "the expectation for `unused` should be fulfilled")] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_unused_inside_impl_block.rs b/tests/ui/lint/rfc-2383-lint-reason/expect_unused_inside_impl_block.rs index 44a715e4cdc..0ba63aa7bf8 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_unused_inside_impl_block.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_unused_inside_impl_block.rs @@ -1,7 +1,6 @@ //@ check-pass //@ incremental -#![feature(lint_reasons)] #![warn(unused)] struct OneUnused; diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_with_forbid.rs b/tests/ui/lint/rfc-2383-lint-reason/expect_with_forbid.rs index 7c0ecd19010..9e06140f80c 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_with_forbid.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_with_forbid.rs @@ -1,7 +1,5 @@ //@ compile-flags: -Zdeduplicate-diagnostics=yes -#![feature(lint_reasons)] - #[forbid(unused_variables)] //~^ NOTE `forbid` level set here #[expect(unused_variables)] diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_with_forbid.stderr b/tests/ui/lint/rfc-2383-lint-reason/expect_with_forbid.stderr index 0f42ffbdea3..e6d7896ddd4 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_with_forbid.stderr +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_with_forbid.stderr @@ -1,5 +1,5 @@ error[E0453]: expect(unused_variables) incompatible with previous forbid - --> $DIR/expect_with_forbid.rs:7:10 + --> $DIR/expect_with_forbid.rs:5:10 | LL | #[forbid(unused_variables)] | ---------------- `forbid` level set here @@ -8,7 +8,7 @@ LL | #[expect(unused_variables)] | ^^^^^^^^^^^^^^^^ overruled by previous forbid error[E0453]: expect(while_true) incompatible with previous forbid - --> $DIR/expect_with_forbid.rs:15:10 + --> $DIR/expect_with_forbid.rs:13:10 | LL | #[forbid(while_true)] | ---------- `forbid` level set here @@ -17,13 +17,13 @@ LL | #[expect(while_true)] | ^^^^^^^^^^ overruled by previous forbid error: denote infinite loops with `loop { ... }` - --> $DIR/expect_with_forbid.rs:22:5 + --> $DIR/expect_with_forbid.rs:20:5 | LL | while true {} | ^^^^^^^^^^ help: use `loop` | note: the lint level is defined here - --> $DIR/expect_with_forbid.rs:12:10 + --> $DIR/expect_with_forbid.rs:10:10 | LL | #[forbid(while_true)] | ^^^^^^^^^^ diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_with_reason.rs b/tests/ui/lint/rfc-2383-lint-reason/expect_with_reason.rs index 29e60a265da..482c8134a83 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_with_reason.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_with_reason.rs @@ -1,6 +1,5 @@ //@ check-pass -#![feature(lint_reasons)] #![warn(unused)] #![expect(unused_variables, reason = "")] diff --git a/tests/ui/lint/rfc-2383-lint-reason/expect_with_reason.stderr b/tests/ui/lint/rfc-2383-lint-reason/expect_with_reason.stderr index e349e4081f8..644f3fa7906 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/expect_with_reason.stderr +++ b/tests/ui/lint/rfc-2383-lint-reason/expect_with_reason.stderr @@ -1,5 +1,5 @@ warning: this lint expectation is unfulfilled - --> $DIR/expect_with_reason.rs:6:11 + --> $DIR/expect_with_reason.rs:5:11 | LL | #![expect(unused_variables, reason = "")] | ^^^^^^^^^^^^^^^^ diff --git a/tests/ui/lint/rfc-2383-lint-reason/force_warn_expected_lints_fulfilled.rs b/tests/ui/lint/rfc-2383-lint-reason/force_warn_expected_lints_fulfilled.rs index efe921b76af..ad85a777ef9 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/force_warn_expected_lints_fulfilled.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/force_warn_expected_lints_fulfilled.rs @@ -3,8 +3,6 @@ //@ compile-flags: --force-warn unused_mut //@ check-pass -#![feature(lint_reasons)] - fn expect_early_pass_lint() { #[expect(while_true)] while true { diff --git a/tests/ui/lint/rfc-2383-lint-reason/force_warn_expected_lints_fulfilled.stderr b/tests/ui/lint/rfc-2383-lint-reason/force_warn_expected_lints_fulfilled.stderr index 169f03aed94..29e579464c8 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/force_warn_expected_lints_fulfilled.stderr +++ b/tests/ui/lint/rfc-2383-lint-reason/force_warn_expected_lints_fulfilled.stderr @@ -1,5 +1,5 @@ warning: unused variable: `x` - --> $DIR/force_warn_expected_lints_fulfilled.rs:20:9 + --> $DIR/force_warn_expected_lints_fulfilled.rs:18:9 | LL | let x = 2; | ^ help: if this is intentional, prefix it with an underscore: `_x` @@ -7,13 +7,13 @@ LL | let x = 2; = note: requested on the command line with `--force-warn unused-variables` warning: unused variable: `fox_name` - --> $DIR/force_warn_expected_lints_fulfilled.rs:28:9 + --> $DIR/force_warn_expected_lints_fulfilled.rs:26:9 | LL | let fox_name = "Sir Nibbles"; | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fox_name` warning: variable does not need to be mutable - --> $DIR/force_warn_expected_lints_fulfilled.rs:32:9 + --> $DIR/force_warn_expected_lints_fulfilled.rs:30:9 | LL | let mut what_does_the_fox_say = "*ding* *deng* *dung*"; | ----^^^^^^^^^^^^^^^^^^^^^ @@ -23,13 +23,13 @@ LL | let mut what_does_the_fox_say = "*ding* *deng* *dung*"; = note: requested on the command line with `--force-warn unused-mut` warning: unused variable: `this_should_fulfill_the_expectation` - --> $DIR/force_warn_expected_lints_fulfilled.rs:43:9 + --> $DIR/force_warn_expected_lints_fulfilled.rs:41:9 | LL | let this_should_fulfill_the_expectation = "The `#[allow]` has no power here"; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_this_should_fulfill_the_expectation` warning: denote infinite loops with `loop { ... }` - --> $DIR/force_warn_expected_lints_fulfilled.rs:10:5 + --> $DIR/force_warn_expected_lints_fulfilled.rs:8:5 | LL | while true { | ^^^^^^^^^^ help: use `loop` diff --git a/tests/ui/lint/rfc-2383-lint-reason/force_warn_expected_lints_unfulfilled.rs b/tests/ui/lint/rfc-2383-lint-reason/force_warn_expected_lints_unfulfilled.rs index 2751f5d8303..a43c75c3455 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/force_warn_expected_lints_unfulfilled.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/force_warn_expected_lints_unfulfilled.rs @@ -3,8 +3,6 @@ //@ compile-flags: --force-warn unused_mut //@ check-pass -#![feature(lint_reasons)] - fn expect_early_pass_lint(terminate: bool) { #[expect(while_true)] //~^ WARNING this lint expectation is unfulfilled [unfulfilled_lint_expectations] diff --git a/tests/ui/lint/rfc-2383-lint-reason/force_warn_expected_lints_unfulfilled.stderr b/tests/ui/lint/rfc-2383-lint-reason/force_warn_expected_lints_unfulfilled.stderr index c74fabe27dc..f5e66694b8e 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/force_warn_expected_lints_unfulfilled.stderr +++ b/tests/ui/lint/rfc-2383-lint-reason/force_warn_expected_lints_unfulfilled.stderr @@ -1,5 +1,5 @@ warning: unused variable: `this_should_not_fulfill_the_expectation` - --> $DIR/force_warn_expected_lints_unfulfilled.rs:40:9 + --> $DIR/force_warn_expected_lints_unfulfilled.rs:38:9 | LL | let this_should_not_fulfill_the_expectation = "maybe"; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_this_should_not_fulfill_the_expectation` @@ -7,7 +7,7 @@ LL | let this_should_not_fulfill_the_expectation = "maybe"; = note: requested on the command line with `--force-warn unused-variables` warning: this lint expectation is unfulfilled - --> $DIR/force_warn_expected_lints_unfulfilled.rs:9:14 + --> $DIR/force_warn_expected_lints_unfulfilled.rs:7:14 | LL | #[expect(while_true)] | ^^^^^^^^^^ @@ -15,7 +15,7 @@ LL | #[expect(while_true)] = note: `#[warn(unfulfilled_lint_expectations)]` on by default warning: this lint expectation is unfulfilled - --> $DIR/force_warn_expected_lints_unfulfilled.rs:17:10 + --> $DIR/force_warn_expected_lints_unfulfilled.rs:15:10 | LL | #[expect(unused_variables, reason="")] | ^^^^^^^^^^^^^^^^ @@ -23,13 +23,13 @@ LL | #[expect(unused_variables, reason=" warning: this lint expectation is unfulfilled - --> $DIR/force_warn_expected_lints_unfulfilled.rs:24:10 + --> $DIR/force_warn_expected_lints_unfulfilled.rs:22:10 | LL | #[expect(unused)] | ^^^^^^ warning: this lint expectation is unfulfilled - --> $DIR/force_warn_expected_lints_unfulfilled.rs:36:10 + --> $DIR/force_warn_expected_lints_unfulfilled.rs:34:10 | LL | #[expect(unused)] | ^^^^^^ diff --git a/tests/ui/lint/rfc-2383-lint-reason/fulfilled_expectation_early_lints.rs b/tests/ui/lint/rfc-2383-lint-reason/fulfilled_expectation_early_lints.rs index 545939b1369..078c3a59eb3 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/fulfilled_expectation_early_lints.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/fulfilled_expectation_early_lints.rs @@ -1,7 +1,5 @@ //@ check-pass -#![feature(lint_reasons)] - fn expect_early_pass_lints() { #[expect(while_true)] while true { diff --git a/tests/ui/lint/rfc-2383-lint-reason/fulfilled_expectation_late_lints.rs b/tests/ui/lint/rfc-2383-lint-reason/fulfilled_expectation_late_lints.rs index 9431655c41d..4e2377a2dc3 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/fulfilled_expectation_late_lints.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/fulfilled_expectation_late_lints.rs @@ -1,6 +1,5 @@ //@ check-pass -#![feature(lint_reasons)] #![warn(unused)] #[expect(unused_variables)] diff --git a/tests/ui/lint/rfc-2383-lint-reason/lint-attribute-only-with-reason.rs b/tests/ui/lint/rfc-2383-lint-reason/lint-attribute-only-with-reason.rs index bafdea96e08..a7767769344 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/lint-attribute-only-with-reason.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/lint-attribute-only-with-reason.rs @@ -1,5 +1,3 @@ -#![feature(lint_reasons)] - #![deny(unused_attributes)] #[allow(reason = "I want to allow something")]//~ ERROR unused attribute diff --git a/tests/ui/lint/rfc-2383-lint-reason/lint-attribute-only-with-reason.stderr b/tests/ui/lint/rfc-2383-lint-reason/lint-attribute-only-with-reason.stderr index 3e9d70821b5..7f01c2dc61b 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/lint-attribute-only-with-reason.stderr +++ b/tests/ui/lint/rfc-2383-lint-reason/lint-attribute-only-with-reason.stderr @@ -1,18 +1,18 @@ error: unused attribute - --> $DIR/lint-attribute-only-with-reason.rs:5:1 + --> $DIR/lint-attribute-only-with-reason.rs:3:1 | LL | #[allow(reason = "I want to allow something")] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute | = note: attribute `allow` without any lints has no effect note: the lint level is defined here - --> $DIR/lint-attribute-only-with-reason.rs:3:9 + --> $DIR/lint-attribute-only-with-reason.rs:1:9 | LL | #![deny(unused_attributes)] | ^^^^^^^^^^^^^^^^^ error: unused attribute - --> $DIR/lint-attribute-only-with-reason.rs:6:1 + --> $DIR/lint-attribute-only-with-reason.rs:4:1 | LL | #[expect(reason = "I don't know what I'm waiting for")] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute @@ -20,7 +20,7 @@ LL | #[expect(reason = "I don't know what I'm waiting for")] = note: attribute `expect` without any lints has no effect error: unused attribute - --> $DIR/lint-attribute-only-with-reason.rs:7:1 + --> $DIR/lint-attribute-only-with-reason.rs:5:1 | LL | #[warn(reason = "This should be warn by default")] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute @@ -28,7 +28,7 @@ LL | #[warn(reason = "This should be warn by default")] = note: attribute `warn` without any lints has no effect error: unused attribute - --> $DIR/lint-attribute-only-with-reason.rs:8:1 + --> $DIR/lint-attribute-only-with-reason.rs:6:1 | LL | #[deny(reason = "All listed lints are denied")] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute @@ -36,7 +36,7 @@ LL | #[deny(reason = "All listed lints are denied")] = note: attribute `deny` without any lints has no effect error: unused attribute - --> $DIR/lint-attribute-only-with-reason.rs:9:1 + --> $DIR/lint-attribute-only-with-reason.rs:7:1 | LL | #[forbid(reason = "Just some reason")] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute diff --git a/tests/ui/lint/rfc-2383-lint-reason/multiple_expect_attrs.rs b/tests/ui/lint/rfc-2383-lint-reason/multiple_expect_attrs.rs index f02dfdcea30..8930f1cd3b9 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/multiple_expect_attrs.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/multiple_expect_attrs.rs @@ -1,6 +1,5 @@ //@ check-pass -#![feature(lint_reasons)] #![warn(unused)] #[warn(unused_variables)] diff --git a/tests/ui/lint/rfc-2383-lint-reason/multiple_expect_attrs.stderr b/tests/ui/lint/rfc-2383-lint-reason/multiple_expect_attrs.stderr index df7d6584f99..31042c4bb6d 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/multiple_expect_attrs.stderr +++ b/tests/ui/lint/rfc-2383-lint-reason/multiple_expect_attrs.stderr @@ -1,5 +1,5 @@ warning: this lint expectation is unfulfilled - --> $DIR/multiple_expect_attrs.rs:7:10 + --> $DIR/multiple_expect_attrs.rs:6:10 | LL | #[expect(unused_variables)] | ^^^^^^^^^^^^^^^^ diff --git a/tests/ui/lint/rfc-2383-lint-reason/no_ice_for_partial_compiler_runs.rs b/tests/ui/lint/rfc-2383-lint-reason/no_ice_for_partial_compiler_runs.rs index 61333519384..9e38b94b76c 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/no_ice_for_partial_compiler_runs.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/no_ice_for_partial_compiler_runs.rs @@ -2,8 +2,6 @@ //@ check-pass //@ compile-flags: -Z unpretty=expanded -#![feature(lint_reasons)] - // This `expect` will create an expectation with an unstable expectation id #[expect(while_true)] fn create_early_lint_pass_expectation() { diff --git a/tests/ui/lint/rfc-2383-lint-reason/no_ice_for_partial_compiler_runs.stdout b/tests/ui/lint/rfc-2383-lint-reason/no_ice_for_partial_compiler_runs.stdout index 6a6b4dcff92..d804c1d2d20 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/no_ice_for_partial_compiler_runs.stdout +++ b/tests/ui/lint/rfc-2383-lint-reason/no_ice_for_partial_compiler_runs.stdout @@ -1,14 +1,12 @@ #![feature(prelude_import)] #![no_std] -// This ensures that ICEs like rust#94953 don't happen -//@ check-pass -//@ compile-flags: -Z unpretty=expanded - -#![feature(lint_reasons)] #[prelude_import] use ::std::prelude::rust_2015::*; #[macro_use] extern crate std; +// This ensures that ICEs like rust#94953 don't happen +//@ check-pass +//@ compile-flags: -Z unpretty=expanded // This `expect` will create an expectation with an unstable expectation id #[expect(while_true)] diff --git a/tests/ui/lint/rfc-2383-lint-reason/root-attribute-confusion.rs b/tests/ui/lint/rfc-2383-lint-reason/root-attribute-confusion.rs index 7b60b55eb61..f83066c138f 100644 --- a/tests/ui/lint/rfc-2383-lint-reason/root-attribute-confusion.rs +++ b/tests/ui/lint/rfc-2383-lint-reason/root-attribute-confusion.rs @@ -2,6 +2,5 @@ //@ compile-flags: -Dunused_attributes #![deny(unused_crate_dependencies)] -#![feature(lint_reasons)] fn main() {} diff --git a/tests/ui/target-feature/no-llvm-leaks.rs b/tests/ui/target-feature/no-llvm-leaks.rs index 73cec0a4496..9f5dec4447f 100644 --- a/tests/ui/target-feature/no-llvm-leaks.rs +++ b/tests/ui/target-feature/no-llvm-leaks.rs @@ -6,7 +6,7 @@ //@ build-pass #![no_core] #![crate_type = "rlib"] -#![feature(intrinsics, rustc_attrs, no_core, lang_items, staged_api, lint_reasons)] +#![feature(intrinsics, rustc_attrs, no_core, lang_items, staged_api)] #![stable(feature = "test", since = "1.0.0")] // Supporting minimal rust core code -- cgit 1.4.1-3-g733a5 From 6997b6876d62b7c42faf12af3164c87ab733be13 Mon Sep 17 00:00:00 2001 From: mu001999 Date: Tue, 25 Jun 2024 23:29:44 +0800 Subject: Detect unused structs which derived Default --- compiler/rustc_passes/src/dead.rs | 25 ++++++++++++++++++++++ library/alloc/src/sync/tests.rs | 2 +- library/core/src/default.rs | 1 + tests/ui/deriving/deriving-default-enum.rs | 2 +- tests/ui/issues/issue-68696-catch-during-unwind.rs | 1 + .../lint/dead-code/unused-struct-derive-default.rs | 25 ++++++++++++++++++++++ .../dead-code/unused-struct-derive-default.stderr | 24 +++++++++++++++++++++ 7 files changed, 78 insertions(+), 2 deletions(-) create mode 100644 tests/ui/lint/dead-code/unused-struct-derive-default.rs create mode 100644 tests/ui/lint/dead-code/unused-struct-derive-default.stderr (limited to 'compiler') diff --git a/compiler/rustc_passes/src/dead.rs b/compiler/rustc_passes/src/dead.rs index 2cb3c5d8965..a188a1c2563 100644 --- a/compiler/rustc_passes/src/dead.rs +++ b/compiler/rustc_passes/src/dead.rs @@ -400,6 +400,31 @@ impl<'tcx> MarkSymbolVisitor<'tcx> { return false; } + // don't ignore impls for Enums and pub Structs whose methods don't have self receiver, + // cause external crate may call such methods to construct values of these types + if let Some(local_impl_of) = impl_of.as_local() + && let Some(local_def_id) = def_id.as_local() + && let Some(fn_sig) = + self.tcx.hir().fn_sig_by_hir_id(self.tcx.local_def_id_to_hir_id(local_def_id)) + && matches!(fn_sig.decl.implicit_self, hir::ImplicitSelfKind::None) + && let TyKind::Path(hir::QPath::Resolved(_, path)) = + self.tcx.hir().expect_item(local_impl_of).expect_impl().self_ty.kind + && let Res::Def(def_kind, did) = path.res + { + match def_kind { + // for example, #[derive(Default)] pub struct T(i32); + // external crate can call T::default() to construct T, + // so that don't ignore impl Default for pub Enum and Structs + DefKind::Struct | DefKind::Union if self.tcx.visibility(did).is_public() => { + return false; + } + // don't ignore impl Default for Enums, + // cause we don't know which variant is constructed + DefKind::Enum => return false, + _ => (), + }; + } + if let Some(trait_of) = self.tcx.trait_id_of_impl(impl_of) && self.tcx.has_attr(trait_of, sym::rustc_trivial_field_reads) { diff --git a/library/alloc/src/sync/tests.rs b/library/alloc/src/sync/tests.rs index 49eae718c16..1b123aa58f2 100644 --- a/library/alloc/src/sync/tests.rs +++ b/library/alloc/src/sync/tests.rs @@ -396,7 +396,7 @@ fn show_arc() { // Make sure deriving works with Arc #[derive(Eq, Ord, PartialEq, PartialOrd, Clone, Debug, Default)] -struct Foo { +struct _Foo { inner: Arc, } diff --git a/library/core/src/default.rs b/library/core/src/default.rs index 4524b352ec8..5cacedcb241 100644 --- a/library/core/src/default.rs +++ b/library/core/src/default.rs @@ -103,6 +103,7 @@ use crate::ascii::Char as AsciiChar; /// ``` #[cfg_attr(not(test), rustc_diagnostic_item = "Default")] #[stable(feature = "rust1", since = "1.0.0")] +#[cfg_attr(not(bootstrap), rustc_trivial_field_reads)] pub trait Default: Sized { /// Returns the "default value" for a type. /// diff --git a/tests/ui/deriving/deriving-default-enum.rs b/tests/ui/deriving/deriving-default-enum.rs index 96eba258c97..6b59f39a67d 100644 --- a/tests/ui/deriving/deriving-default-enum.rs +++ b/tests/ui/deriving/deriving-default-enum.rs @@ -22,6 +22,6 @@ enum MyOption { } fn main() { - assert_eq!(Foo::default(), Foo::Alpha); + assert!(matches!(Foo::default(), Foo::Alpha)); assert!(matches!(MyOption::::default(), MyOption::None)); } diff --git a/tests/ui/issues/issue-68696-catch-during-unwind.rs b/tests/ui/issues/issue-68696-catch-during-unwind.rs index 2368cccef0d..80d63b0cde7 100644 --- a/tests/ui/issues/issue-68696-catch-during-unwind.rs +++ b/tests/ui/issues/issue-68696-catch-during-unwind.rs @@ -7,6 +7,7 @@ use std::panic::catch_unwind; +#[allow(dead_code)] #[derive(Default)] struct Guard; diff --git a/tests/ui/lint/dead-code/unused-struct-derive-default.rs b/tests/ui/lint/dead-code/unused-struct-derive-default.rs new file mode 100644 index 00000000000..330ad32dd57 --- /dev/null +++ b/tests/ui/lint/dead-code/unused-struct-derive-default.rs @@ -0,0 +1,25 @@ +#![deny(dead_code)] + +#[derive(Default)] +struct T; //~ ERROR struct `T` is never constructed + +#[derive(Default)] +struct Used; + +#[derive(Default)] +enum E { + #[default] + A, + B, //~ ERROR variant `B` is never constructed +} + +// external crate can call T2::default() to construct T2, +// so that no warnings for pub adts +#[derive(Default)] +pub struct T2 { + _unread: i32, +} + +fn main() { + let _x: Used = Default::default(); +} diff --git a/tests/ui/lint/dead-code/unused-struct-derive-default.stderr b/tests/ui/lint/dead-code/unused-struct-derive-default.stderr new file mode 100644 index 00000000000..bbb0bd7be70 --- /dev/null +++ b/tests/ui/lint/dead-code/unused-struct-derive-default.stderr @@ -0,0 +1,24 @@ +error: struct `T` is never constructed + --> $DIR/unused-struct-derive-default.rs:4:8 + | +LL | struct T; + | ^ + | + = note: `T` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis +note: the lint level is defined here + --> $DIR/unused-struct-derive-default.rs:1:9 + | +LL | #![deny(dead_code)] + | ^^^^^^^^^ + +error: variant `B` is never constructed + --> $DIR/unused-struct-derive-default.rs:13:5 + | +LL | enum E { + | - variant in this enum +... +LL | B, + | ^ + +error: aborting due to 2 previous errors + -- cgit 1.4.1-3-g733a5 From b124b3666e2109d01c8ec02ecae6d2e965e4bbe8 Mon Sep 17 00:00:00 2001 From: xFrednet Date: Tue, 4 Jun 2024 11:02:03 +0200 Subject: `sudo CI=green` && Review changes <3 --- compiler/rustc_builtin_macros/src/lib.rs | 2 +- compiler/rustc_lint_defs/src/builtin.rs | 2 +- src/doc/rustc/src/lints/levels.md | 8 ++++---- .../tests/ui-toml/macro_metavars_in_unsafe/default/test.rs | 2 +- .../ui-toml/macro_metavars_in_unsafe/default/test.stderr | 11 +---------- tests/ui/sse2.rs | 1 - 6 files changed, 8 insertions(+), 18 deletions(-) (limited to 'compiler') diff --git a/compiler/rustc_builtin_macros/src/lib.rs b/compiler/rustc_builtin_macros/src/lib.rs index b3ec9a577b5..f8d93666145 100644 --- a/compiler/rustc_builtin_macros/src/lib.rs +++ b/compiler/rustc_builtin_macros/src/lib.rs @@ -5,6 +5,7 @@ #![allow(internal_features)] #![allow(rustc::diagnostic_outside_of_impl)] #![allow(rustc::untranslatable_diagnostic)] +#![cfg_attr(bootstrap, feature(lint_reasons))] #![doc(html_root_url = "https://doc.rust-lang.org/nightly/nightly-rustc/")] #![doc(rust_logo)] #![feature(assert_matches)] @@ -12,7 +13,6 @@ #![feature(decl_macro)] #![feature(if_let_guard)] #![feature(let_chains)] -#![cfg_attr(bootstrap, feature(lint_reasons))] #![feature(proc_macro_internals)] #![feature(proc_macro_quote)] #![feature(rustdoc_internals)] diff --git a/compiler/rustc_lint_defs/src/builtin.rs b/compiler/rustc_lint_defs/src/builtin.rs index 39066ddcf00..472e93d202d 100644 --- a/compiler/rustc_lint_defs/src/builtin.rs +++ b/compiler/rustc_lint_defs/src/builtin.rs @@ -608,7 +608,7 @@ declare_lint! { } declare_lint! { - /// The `unfulfilled_lint_expectations` lint warns if a lint expectation is + /// The `unfulfilled_lint_expectations` lint detects when a lint expectation is /// unfulfilled. /// /// ### Example diff --git a/src/doc/rustc/src/lints/levels.md b/src/doc/rustc/src/lints/levels.md index 1558e879093..18e827bd3c9 100644 --- a/src/doc/rustc/src/lints/levels.md +++ b/src/doc/rustc/src/lints/levels.md @@ -47,8 +47,8 @@ fn main() { #[expect(unused_variables)] let unused = "Everyone ignores me"; - #[expect(unused_variables)] - let used = "I'm useful"; + #[expect(unused_variables)] // `unused_variables` lint is not emitted + let used = "I'm useful"; // the expectation is therefore unfulfilled println!("The `used` value is equal to: {:?}", used); } ``` @@ -65,8 +65,8 @@ warning: this lint expectation is unfulfilled = note: `#[warn(unfulfilled_lint_expectations)]` on by default ``` -This level can only be defined via the `#[expect]` attribute and not via the -console. Lints with the special 'force-warn' lint will still be emitted as usual. +This level can only be defined via the `#[expect]` attribute, there is no equivalent +flag. Lints with the special 'force-warn' level will still be emitted as usual. ## warn diff --git a/src/tools/clippy/tests/ui-toml/macro_metavars_in_unsafe/default/test.rs b/src/tools/clippy/tests/ui-toml/macro_metavars_in_unsafe/default/test.rs index f5e01b431ad..a312df5a43a 100644 --- a/src/tools/clippy/tests/ui-toml/macro_metavars_in_unsafe/default/test.rs +++ b/src/tools/clippy/tests/ui-toml/macro_metavars_in_unsafe/default/test.rs @@ -1,5 +1,5 @@ //! Tests macro_metavars_in_unsafe with default configuration -#![feature(decl_macro, lint_reasons)] +#![feature(decl_macro)] #![warn(clippy::macro_metavars_in_unsafe)] #![allow(clippy::no_effect)] diff --git a/src/tools/clippy/tests/ui-toml/macro_metavars_in_unsafe/default/test.stderr b/src/tools/clippy/tests/ui-toml/macro_metavars_in_unsafe/default/test.stderr index 138eb602949..d6b97f6fde1 100644 --- a/src/tools/clippy/tests/ui-toml/macro_metavars_in_unsafe/default/test.stderr +++ b/src/tools/clippy/tests/ui-toml/macro_metavars_in_unsafe/default/test.stderr @@ -1,12 +1,3 @@ -error: the feature `lint_reasons` has been stable since 1.81.0-dev and no longer requires an attribute to enable - --> tests/ui-toml/macro_metavars_in_unsafe/default/test.rs:2:24 - | -LL | #![feature(decl_macro, lint_reasons)] - | ^^^^^^^^^^^^ - | - = note: `-D stable-features` implied by `-D warnings` - = help: to override `-D warnings` add `#[allow(stable_features)]` - error: this macro expands metavariables in an unsafe block --> tests/ui-toml/macro_metavars_in_unsafe/default/test.rs:19:9 | @@ -192,5 +183,5 @@ LL | | } = help: consider expanding any metavariables outside of this block, e.g. by storing them in a variable = help: ... or also expand referenced metavariables in a safe context to require an unsafe block at callsite -error: aborting due to 15 previous errors +error: aborting due to 14 previous errors diff --git a/tests/ui/sse2.rs b/tests/ui/sse2.rs index 9ed6f6fefbd..a1894cc03db 100644 --- a/tests/ui/sse2.rs +++ b/tests/ui/sse2.rs @@ -2,7 +2,6 @@ #![allow(stable_features)] #![feature(cfg_target_feature)] -#![feature(lint_reasons)] use std::env; -- cgit 1.4.1-3-g733a5 From b6074fffd1d1a8d1eee4e3b9e9431761761b80c1 Mon Sep 17 00:00:00 2001 From: Vadim Petrochenkov Date: Tue, 25 Jun 2024 19:03:39 +0300 Subject: resolve: Tweak some naming around import ambiguities --- .../rustc_resolve/src/effective_visibilities.rs | 2 +- compiler/rustc_resolve/src/imports.rs | 74 ++++++++++------------ compiler/rustc_resolve/src/late.rs | 2 +- compiler/rustc_resolve/src/lib.rs | 14 ++-- 4 files changed, 42 insertions(+), 50 deletions(-) (limited to 'compiler') diff --git a/compiler/rustc_resolve/src/effective_visibilities.rs b/compiler/rustc_resolve/src/effective_visibilities.rs index aab4a3366da..dabed238838 100644 --- a/compiler/rustc_resolve/src/effective_visibilities.rs +++ b/compiler/rustc_resolve/src/effective_visibilities.rs @@ -99,7 +99,7 @@ impl<'r, 'a, 'tcx> EffectiveVisibilitiesVisitor<'r, 'a, 'tcx> { // is the maximum value among visibilities of bindings corresponding to that def id. for (binding, eff_vis) in visitor.import_effective_visibilities.iter() { let NameBindingKind::Import { import, .. } = binding.kind else { unreachable!() }; - if !binding.is_ambiguity() { + if !binding.is_ambiguity_recursive() { if let Some(node_id) = import.id() { r.effective_visibilities.update_eff_vis(r.local_def_id(node_id), eff_vis, r.tcx) } diff --git a/compiler/rustc_resolve/src/imports.rs b/compiler/rustc_resolve/src/imports.rs index 96a4647b942..3896fe4c4fa 100644 --- a/compiler/rustc_resolve/src/imports.rs +++ b/compiler/rustc_resolve/src/imports.rs @@ -325,8 +325,8 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> { } match (old_binding.is_glob_import(), binding.is_glob_import()) { (true, true) => { - // FIXME: remove `!binding.is_ambiguity()` after delete the warning ambiguity. - if !binding.is_ambiguity() + // FIXME: remove `!binding.is_ambiguity_recursive()` after delete the warning ambiguity. + if !binding.is_ambiguity_recursive() && let NameBindingKind::Import { import: old_import, .. } = old_binding.kind && let NameBindingKind::Import { import, .. } = binding.kind @@ -337,21 +337,17 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> { // imported from the same glob-import statement. resolution.binding = Some(binding); } else if res != old_binding.res() { - let binding = if warn_ambiguity { - this.warn_ambiguity(AmbiguityKind::GlobVsGlob, old_binding, binding) - } else { - this.ambiguity(AmbiguityKind::GlobVsGlob, old_binding, binding) - }; - resolution.binding = Some(binding); + resolution.binding = Some(this.new_ambiguity_binding( + AmbiguityKind::GlobVsGlob, + old_binding, + binding, + warn_ambiguity, + )); } else if !old_binding.vis.is_at_least(binding.vis, this.tcx) { // We are glob-importing the same item but with greater visibility. resolution.binding = Some(binding); - } else if binding.is_ambiguity() { - resolution.binding = - Some(self.arenas.alloc_name_binding(NameBindingData { - warn_ambiguity: true, - ..(*binding).clone() - })); + } else if binding.is_ambiguity_recursive() { + resolution.binding = Some(this.new_warn_ambiguity_binding(binding)); } } (old_glob @ true, false) | (old_glob @ false, true) => { @@ -361,24 +357,26 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> { && nonglob_binding.expansion != LocalExpnId::ROOT && glob_binding.res() != nonglob_binding.res() { - resolution.binding = Some(this.ambiguity( + resolution.binding = Some(this.new_ambiguity_binding( AmbiguityKind::GlobVsExpanded, nonglob_binding, glob_binding, + false, )); } else { resolution.binding = Some(nonglob_binding); } - if let Some(old_binding) = resolution.shadowed_glob { - assert!(old_binding.is_glob_import()); - if glob_binding.res() != old_binding.res() { - resolution.shadowed_glob = Some(this.ambiguity( + if let Some(old_shadowed_glob) = resolution.shadowed_glob { + assert!(old_shadowed_glob.is_glob_import()); + if glob_binding.res() != old_shadowed_glob.res() { + resolution.shadowed_glob = Some(this.new_ambiguity_binding( AmbiguityKind::GlobVsGlob, - old_binding, + old_shadowed_glob, glob_binding, + false, )); - } else if !old_binding.vis.is_at_least(binding.vis, this.tcx) { + } else if !old_shadowed_glob.vis.is_at_least(binding.vis, this.tcx) { resolution.shadowed_glob = Some(glob_binding); } } else { @@ -397,29 +395,21 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> { }) } - fn ambiguity( + fn new_ambiguity_binding( &self, - kind: AmbiguityKind, + ambiguity_kind: AmbiguityKind, primary_binding: NameBinding<'a>, secondary_binding: NameBinding<'a>, + warn_ambiguity: bool, ) -> NameBinding<'a> { - self.arenas.alloc_name_binding(NameBindingData { - ambiguity: Some((secondary_binding, kind)), - ..(*primary_binding).clone() - }) + let ambiguity = Some((secondary_binding, ambiguity_kind)); + let data = NameBindingData { ambiguity, warn_ambiguity, ..*primary_binding }; + self.arenas.alloc_name_binding(data) } - fn warn_ambiguity( - &self, - kind: AmbiguityKind, - primary_binding: NameBinding<'a>, - secondary_binding: NameBinding<'a>, - ) -> NameBinding<'a> { - self.arenas.alloc_name_binding(NameBindingData { - ambiguity: Some((secondary_binding, kind)), - warn_ambiguity: true, - ..(*primary_binding).clone() - }) + fn new_warn_ambiguity_binding(&self, binding: NameBinding<'a>) -> NameBinding<'a> { + assert!(binding.is_ambiguity_recursive()); + self.arenas.alloc_name_binding(NameBindingData { warn_ambiguity: true, ..*binding }) } // Use `f` to mutate the resolution of the name in the module. @@ -1381,8 +1371,8 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> { target_bindings[ns].get(), ) { Ok(other_binding) => { - is_redundant = - binding.res() == other_binding.res() && !other_binding.is_ambiguity(); + is_redundant = binding.res() == other_binding.res() + && !other_binding.is_ambiguity_recursive(); if is_redundant { redundant_span[ns] = Some((other_binding.span, other_binding.is_import())); @@ -1455,7 +1445,7 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> { .resolution(import.parent_scope.module, key) .borrow() .binding() - .is_some_and(|binding| binding.is_warn_ambiguity()); + .is_some_and(|binding| binding.warn_ambiguity_recursive()); let _ = self.try_define( import.parent_scope.module, key, @@ -1480,7 +1470,7 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> { module.for_each_child(self, |this, ident, _, binding| { let res = binding.res().expect_non_local(); - let error_ambiguity = binding.is_ambiguity() && !binding.warn_ambiguity; + let error_ambiguity = binding.is_ambiguity_recursive() && !binding.warn_ambiguity; if res != def::Res::Err && !error_ambiguity { let mut reexport_chain = SmallVec::new(); let mut next_binding = binding; diff --git a/compiler/rustc_resolve/src/late.rs b/compiler/rustc_resolve/src/late.rs index 5ab6ba23a7d..66a1c05289b 100644 --- a/compiler/rustc_resolve/src/late.rs +++ b/compiler/rustc_resolve/src/late.rs @@ -3730,7 +3730,7 @@ impl<'a: 'ast, 'b, 'ast, 'tcx> LateResolutionVisitor<'a, 'b, 'ast, 'tcx> { let ls_binding = self.maybe_resolve_ident_in_lexical_scope(ident, ValueNS)?; let (res, binding) = match ls_binding { LexicalScopeBinding::Item(binding) - if is_syntactic_ambiguity && binding.is_ambiguity() => + if is_syntactic_ambiguity && binding.is_ambiguity_recursive() => { // For ambiguous bindings we don't know all their definitions and cannot check // whether they can be shadowed by fresh bindings or not, so force an error. diff --git a/compiler/rustc_resolve/src/lib.rs b/compiler/rustc_resolve/src/lib.rs index 3a831a7f19e..94cdce1025f 100644 --- a/compiler/rustc_resolve/src/lib.rs +++ b/compiler/rustc_resolve/src/lib.rs @@ -694,10 +694,12 @@ impl<'a> fmt::Debug for Module<'a> { } /// Records a possibly-private value, type, or module definition. -#[derive(Clone, Debug)] +#[derive(Clone, Copy, Debug)] struct NameBindingData<'a> { kind: NameBindingKind<'a>, ambiguity: Option<(NameBinding<'a>, AmbiguityKind)>, + /// Produce a warning instead of an error when reporting ambiguities inside this binding. + /// May apply to indirect ambiguities under imports, so `ambiguity.is_some()` is not required. warn_ambiguity: bool, expansion: LocalExpnId, span: Span, @@ -718,7 +720,7 @@ impl<'a> ToNameBinding<'a> for NameBinding<'a> { } } -#[derive(Clone, Debug)] +#[derive(Clone, Copy, Debug)] enum NameBindingKind<'a> { Res(Res), Module(Module<'a>), @@ -830,18 +832,18 @@ impl<'a> NameBindingData<'a> { } } - fn is_ambiguity(&self) -> bool { + fn is_ambiguity_recursive(&self) -> bool { self.ambiguity.is_some() || match self.kind { - NameBindingKind::Import { binding, .. } => binding.is_ambiguity(), + NameBindingKind::Import { binding, .. } => binding.is_ambiguity_recursive(), _ => false, } } - fn is_warn_ambiguity(&self) -> bool { + fn warn_ambiguity_recursive(&self) -> bool { self.warn_ambiguity || match self.kind { - NameBindingKind::Import { binding, .. } => binding.is_warn_ambiguity(), + NameBindingKind::Import { binding, .. } => binding.warn_ambiguity_recursive(), _ => false, } } -- cgit 1.4.1-3-g733a5 From 1d667a0937f6242366d1f47d359a2c739f3c62b1 Mon Sep 17 00:00:00 2001 From: xFrednet Date: Tue, 25 Jun 2024 20:05:37 +0200 Subject: Prevent ICE from expected future breakage --- compiler/rustc_errors/src/json.rs | 7 ++- .../expect-future_breakage-crash-issue-126521.rs | 21 ++++++-- ...xpect-future_breakage-crash-issue-126521.stderr | 61 ++++++++++++++++------ 3 files changed, 69 insertions(+), 20 deletions(-) (limited to 'compiler') diff --git a/compiler/rustc_errors/src/json.rs b/compiler/rustc_errors/src/json.rs index af82d8092c2..3d2a04d5851 100644 --- a/compiler/rustc_errors/src/json.rs +++ b/compiler/rustc_errors/src/json.rs @@ -135,7 +135,12 @@ impl Emitter for JsonEmitter { let data: Vec> = diags .into_iter() .map(|mut diag| { - if diag.level == crate::Level::Allow { + // The `FutureBreakageItem` is collected and serialized. + // However, the `allow` and `expect` lint levels can't usually + // be serialized. The lint level is overwritten to allow the + // serialization again and force a lint emission. + // (This is an educated guess. I didn't originally add this) + if matches!(diag.level, crate::Level::Allow | crate::Level::Expect(..)) { diag.level = crate::Level::Warning; } FutureBreakageItem { diff --git a/tests/ui/lint/expect-future_breakage-crash-issue-126521.rs b/tests/ui/lint/expect-future_breakage-crash-issue-126521.rs index 0e622ff3aaf..19eb18fd17b 100644 --- a/tests/ui/lint/expect-future_breakage-crash-issue-126521.rs +++ b/tests/ui/lint/expect-future_breakage-crash-issue-126521.rs @@ -1,3 +1,5 @@ +//@ check-pass + // This test covers similar crashes from both #126521 and #126751. macro_rules! foo { @@ -12,12 +14,25 @@ macro_rules! bar { }; } -fn main() { +fn allow() { + #[allow(semicolon_in_expressions_from_macros)] + let _ = foo!(x); + + #[allow(semicolon_in_expressions_from_macros)] + let _ = bar!(x); +} + +// The `semicolon_in_expressions_from_macros` lint seems to be emitted even if the +// lint level is `allow` as shown in the function above. The behavior of `expect` +// should mirror this behavior. However, no `unfulfilled_lint_expectation` lint +// is emitted, since the expectation is theoretically fulfilled. +fn expect() { #[expect(semicolon_in_expressions_from_macros)] - //~^ ERROR the `#[expect]` attribute is an experimental feature let _ = foo!(x); #[expect(semicolon_in_expressions_from_macros)] - //~^ ERROR the `#[expect]` attribute is an experimental feature let _ = bar!(x); } + +fn main() { +} diff --git a/tests/ui/lint/expect-future_breakage-crash-issue-126521.stderr b/tests/ui/lint/expect-future_breakage-crash-issue-126521.stderr index 994630ec23b..72a74c1579d 100644 --- a/tests/ui/lint/expect-future_breakage-crash-issue-126521.stderr +++ b/tests/ui/lint/expect-future_breakage-crash-issue-126521.stderr @@ -1,23 +1,52 @@ -error[E0658]: the `#[expect]` attribute is an experimental feature - --> $DIR/expect-future_breakage-crash-issue-126521.rs:16:5 +Future incompatibility report: Future breakage diagnostic: +warning: trailing semicolon in macro used in expression position + --> $DIR/expect-future_breakage-crash-issue-126521.rs:7:13 | -LL | #[expect(semicolon_in_expressions_from_macros)] - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +LL | true; + | ^ +... +LL | let _ = foo!(x); + | ------- in this macro invocation | - = note: see issue #54503 for more information - = help: add `#![feature(lint_reasons)]` to the crate attributes to enable - = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #79813 + = note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info) -error[E0658]: the `#[expect]` attribute is an experimental feature - --> $DIR/expect-future_breakage-crash-issue-126521.rs:20:5 +Future breakage diagnostic: +warning: trailing semicolon in macro used in expression position + --> $DIR/expect-future_breakage-crash-issue-126521.rs:13:35 | -LL | #[expect(semicolon_in_expressions_from_macros)] - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +LL | (5_i32.overflowing_sub(3)); + | ^ +... +LL | let _ = bar!(x); + | ------- in this macro invocation | - = note: see issue #54503 for more information - = help: add `#![feature(lint_reasons)]` to the crate attributes to enable - = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #79813 + = note: this warning originates in the macro `bar` (in Nightly builds, run with -Z macro-backtrace for more info) -error: aborting due to 2 previous errors +Future breakage diagnostic: +warning: trailing semicolon in macro used in expression position + --> $DIR/expect-future_breakage-crash-issue-126521.rs:7:13 + | +LL | true; + | ^ +... +LL | let _ = foo!(x); + | ------- in this macro invocation + | + = note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info) + +Future breakage diagnostic: +warning: trailing semicolon in macro used in expression position + --> $DIR/expect-future_breakage-crash-issue-126521.rs:13:35 + | +LL | (5_i32.overflowing_sub(3)); + | ^ +... +LL | let _ = bar!(x); + | ------- in this macro invocation + | + = note: this warning originates in the macro `bar` (in Nightly builds, run with -Z macro-backtrace for more info) -For more information about this error, try `rustc --explain E0658`. -- cgit 1.4.1-3-g733a5 From 6402909f42566cfee84b8b66aec409adfcfc1e85 Mon Sep 17 00:00:00 2001 From: Rémy Rakic Date: Tue, 25 Jun 2024 19:55:06 +0000 Subject: delay bug in RPITIT refinement checking with resolution errors --- .../src/check/compare_impl_item/refine.rs | 8 ++++---- .../in-trait/refine-resolution-errors.rs | 23 ++++++++++++++++++++++ .../in-trait/refine-resolution-errors.stderr | 16 +++++++++++++++ 3 files changed, 43 insertions(+), 4 deletions(-) create mode 100644 tests/ui/impl-trait/in-trait/refine-resolution-errors.rs create mode 100644 tests/ui/impl-trait/in-trait/refine-resolution-errors.stderr (limited to 'compiler') diff --git a/compiler/rustc_hir_analysis/src/check/compare_impl_item/refine.rs b/compiler/rustc_hir_analysis/src/check/compare_impl_item/refine.rs index 6cdbd692f73..ad3324f79e2 100644 --- a/compiler/rustc_hir_analysis/src/check/compare_impl_item/refine.rs +++ b/compiler/rustc_hir_analysis/src/check/compare_impl_item/refine.rs @@ -171,10 +171,10 @@ pub(super) fn check_refining_return_position_impl_trait_in_trait<'tcx>( } // Resolve any lifetime variables that may have been introduced during normalization. let Ok((trait_bounds, impl_bounds)) = infcx.fully_resolve((trait_bounds, impl_bounds)) else { - // This code path is not reached in any tests, but may be reachable. If - // this is triggered, it should be converted to `delayed_bug` and the - // triggering case turned into a test. - tcx.dcx().bug("encountered errors when checking RPITIT refinement (resolution)"); + // If resolution didn't fully complete, we cannot continue checking RPITIT refinement, and + // delay a bug as the original code contains load-bearing errors. + tcx.dcx().delayed_bug("encountered errors when checking RPITIT refinement (resolution)"); + return; }; // For quicker lookup, use an `IndexSet` (we don't use one earlier because diff --git a/tests/ui/impl-trait/in-trait/refine-resolution-errors.rs b/tests/ui/impl-trait/in-trait/refine-resolution-errors.rs new file mode 100644 index 00000000000..a9936c7bc3f --- /dev/null +++ b/tests/ui/impl-trait/in-trait/refine-resolution-errors.rs @@ -0,0 +1,23 @@ +// This is a non-regression test for issue #126670 where RPITIT refinement checking encountered +// errors during resolution and ICEd. + +//@ edition: 2018 + +pub trait Mirror { + type Assoc; +} +impl Mirror for () { + //~^ ERROR the type parameter `T` is not constrained + type Assoc = T; +} + +pub trait First { + async fn first() -> <() as Mirror>::Assoc; + //~^ ERROR type annotations needed +} + +impl First for () { + async fn first() {} +} + +fn main() {} diff --git a/tests/ui/impl-trait/in-trait/refine-resolution-errors.stderr b/tests/ui/impl-trait/in-trait/refine-resolution-errors.stderr new file mode 100644 index 00000000000..0f5573dda04 --- /dev/null +++ b/tests/ui/impl-trait/in-trait/refine-resolution-errors.stderr @@ -0,0 +1,16 @@ +error[E0207]: the type parameter `T` is not constrained by the impl trait, self type, or predicates + --> $DIR/refine-resolution-errors.rs:9:6 + | +LL | impl Mirror for () { + | ^ unconstrained type parameter + +error[E0282]: type annotations needed + --> $DIR/refine-resolution-errors.rs:15:5 + | +LL | async fn first() -> <() as Mirror>::Assoc; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type + +error: aborting due to 2 previous errors + +Some errors have detailed explanations: E0207, E0282. +For more information about an error, try `rustc --explain E0207`. -- cgit 1.4.1-3-g733a5 From 275d922dab9c98d3a8f01f79d3f2381f26a4a99b Mon Sep 17 00:00:00 2001 From: Michael Goulet Date: Fri, 21 Jun 2024 12:39:55 -0400 Subject: Rename tcx to cx --- .../src/solve/alias_relate.rs | 6 +- .../src/solve/assembly/mod.rs | 85 +++++---- .../src/solve/assembly/structural_traits.rs | 112 ++++++------ .../src/solve/eval_ctxt/mod.rs | 22 +-- .../src/solve/inspect/build.rs | 4 +- compiler/rustc_next_trait_solver/src/solve/mod.rs | 12 +- .../src/solve/normalizes_to/inherent.rs | 18 +- .../src/solve/normalizes_to/mod.rs | 199 ++++++++++----------- .../src/solve/normalizes_to/opaque_types.rs | 6 +- .../src/solve/normalizes_to/weak_types.rs | 10 +- .../src/solve/project_goals.rs | 6 +- .../src/solve/search_graph.rs | 60 +++---- .../src/solve/trait_goals.rs | 140 +++++++-------- 13 files changed, 333 insertions(+), 347 deletions(-) (limited to 'compiler') diff --git a/compiler/rustc_next_trait_solver/src/solve/alias_relate.rs b/compiler/rustc_next_trait_solver/src/solve/alias_relate.rs index 5a95f4edf19..d8c1dc8b4e9 100644 --- a/compiler/rustc_next_trait_solver/src/solve/alias_relate.rs +++ b/compiler/rustc_next_trait_solver/src/solve/alias_relate.rs @@ -32,14 +32,14 @@ where &mut self, goal: Goal, ) -> QueryResult { - let tcx = self.cx(); + let cx = self.cx(); let Goal { param_env, predicate: (lhs, rhs, direction) } = goal; debug_assert!(lhs.to_alias_term().is_some() || rhs.to_alias_term().is_some()); // Structurally normalize the lhs. let lhs = if let Some(alias) = lhs.to_alias_term() { let term = self.next_term_infer_of_kind(lhs); - self.add_normalizes_to_goal(goal.with(tcx, ty::NormalizesTo { alias, term })); + self.add_normalizes_to_goal(goal.with(cx, ty::NormalizesTo { alias, term })); term } else { lhs @@ -48,7 +48,7 @@ where // Structurally normalize the rhs. let rhs = if let Some(alias) = rhs.to_alias_term() { let term = self.next_term_infer_of_kind(rhs); - self.add_normalizes_to_goal(goal.with(tcx, ty::NormalizesTo { alias, term })); + self.add_normalizes_to_goal(goal.with(cx, ty::NormalizesTo { alias, term })); term } else { rhs diff --git a/compiler/rustc_next_trait_solver/src/solve/assembly/mod.rs b/compiler/rustc_next_trait_solver/src/solve/assembly/mod.rs index ee7279a43b2..21439530c08 100644 --- a/compiler/rustc_next_trait_solver/src/solve/assembly/mod.rs +++ b/compiler/rustc_next_trait_solver/src/solve/assembly/mod.rs @@ -36,11 +36,11 @@ where { fn self_ty(self) -> I::Ty; - fn trait_ref(self, tcx: I) -> ty::TraitRef; + fn trait_ref(self, cx: I) -> ty::TraitRef; - fn with_self_ty(self, tcx: I, self_ty: I::Ty) -> Self; + fn with_self_ty(self, cx: I, self_ty: I::Ty) -> Self; - fn trait_def_id(self, tcx: I) -> I::DefId; + fn trait_def_id(self, cx: I) -> I::DefId; /// Try equating an assumption predicate against a goal's predicate. If it /// holds, then execute the `then` callback, which should do any additional @@ -82,7 +82,7 @@ where assumption: I::Clause, ) -> Result, NoSolution> { Self::probe_and_match_goal_against_assumption(ecx, source, goal, assumption, |ecx| { - let tcx = ecx.cx(); + let cx = ecx.cx(); let ty::Dynamic(bounds, _, _) = goal.predicate.self_ty().kind() else { panic!("expected object type in `probe_and_consider_object_bound_candidate`"); }; @@ -91,7 +91,7 @@ where structural_traits::predicates_for_object_candidate( ecx, goal.param_env, - goal.predicate.trait_ref(tcx), + goal.predicate.trait_ref(cx), bounds, ), ); @@ -340,15 +340,15 @@ where goal: Goal, candidates: &mut Vec>, ) { - let tcx = self.cx(); - tcx.for_each_relevant_impl( - goal.predicate.trait_def_id(tcx), + let cx = self.cx(); + cx.for_each_relevant_impl( + goal.predicate.trait_def_id(cx), goal.predicate.self_ty(), |impl_def_id| { // For every `default impl`, there's always a non-default `impl` // that will *also* apply. There's no reason to register a candidate // for this impl, since it is *not* proof that the trait goal holds. - if tcx.impl_is_default(impl_def_id) { + if cx.impl_is_default(impl_def_id) { return; } @@ -366,8 +366,8 @@ where goal: Goal, candidates: &mut Vec>, ) { - let tcx = self.cx(); - let trait_def_id = goal.predicate.trait_def_id(tcx); + let cx = self.cx(); + let trait_def_id = goal.predicate.trait_def_id(cx); // N.B. When assembling built-in candidates for lang items that are also // `auto` traits, then the auto trait candidate that is assembled in @@ -378,47 +378,47 @@ where // `solve::trait_goals` instead. let result = if let Err(guar) = goal.predicate.error_reported() { G::consider_error_guaranteed_candidate(self, guar) - } else if tcx.trait_is_auto(trait_def_id) { + } else if cx.trait_is_auto(trait_def_id) { G::consider_auto_trait_candidate(self, goal) - } else if tcx.trait_is_alias(trait_def_id) { + } else if cx.trait_is_alias(trait_def_id) { G::consider_trait_alias_candidate(self, goal) - } else if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::Sized) { + } else if cx.is_lang_item(trait_def_id, TraitSolverLangItem::Sized) { G::consider_builtin_sized_candidate(self, goal) - } else if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::Copy) - || tcx.is_lang_item(trait_def_id, TraitSolverLangItem::Clone) + } else if cx.is_lang_item(trait_def_id, TraitSolverLangItem::Copy) + || cx.is_lang_item(trait_def_id, TraitSolverLangItem::Clone) { G::consider_builtin_copy_clone_candidate(self, goal) - } else if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::PointerLike) { + } else if cx.is_lang_item(trait_def_id, TraitSolverLangItem::PointerLike) { G::consider_builtin_pointer_like_candidate(self, goal) - } else if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::FnPtrTrait) { + } else if cx.is_lang_item(trait_def_id, TraitSolverLangItem::FnPtrTrait) { G::consider_builtin_fn_ptr_trait_candidate(self, goal) } else if let Some(kind) = self.cx().fn_trait_kind_from_def_id(trait_def_id) { G::consider_builtin_fn_trait_candidates(self, goal, kind) } else if let Some(kind) = self.cx().async_fn_trait_kind_from_def_id(trait_def_id) { G::consider_builtin_async_fn_trait_candidates(self, goal, kind) - } else if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::AsyncFnKindHelper) { + } else if cx.is_lang_item(trait_def_id, TraitSolverLangItem::AsyncFnKindHelper) { G::consider_builtin_async_fn_kind_helper_candidate(self, goal) - } else if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::Tuple) { + } else if cx.is_lang_item(trait_def_id, TraitSolverLangItem::Tuple) { G::consider_builtin_tuple_candidate(self, goal) - } else if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::PointeeTrait) { + } else if cx.is_lang_item(trait_def_id, TraitSolverLangItem::PointeeTrait) { G::consider_builtin_pointee_candidate(self, goal) - } else if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::Future) { + } else if cx.is_lang_item(trait_def_id, TraitSolverLangItem::Future) { G::consider_builtin_future_candidate(self, goal) - } else if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::Iterator) { + } else if cx.is_lang_item(trait_def_id, TraitSolverLangItem::Iterator) { G::consider_builtin_iterator_candidate(self, goal) - } else if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::FusedIterator) { + } else if cx.is_lang_item(trait_def_id, TraitSolverLangItem::FusedIterator) { G::consider_builtin_fused_iterator_candidate(self, goal) - } else if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::AsyncIterator) { + } else if cx.is_lang_item(trait_def_id, TraitSolverLangItem::AsyncIterator) { G::consider_builtin_async_iterator_candidate(self, goal) - } else if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::Coroutine) { + } else if cx.is_lang_item(trait_def_id, TraitSolverLangItem::Coroutine) { G::consider_builtin_coroutine_candidate(self, goal) - } else if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::DiscriminantKind) { + } else if cx.is_lang_item(trait_def_id, TraitSolverLangItem::DiscriminantKind) { G::consider_builtin_discriminant_kind_candidate(self, goal) - } else if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::AsyncDestruct) { + } else if cx.is_lang_item(trait_def_id, TraitSolverLangItem::AsyncDestruct) { G::consider_builtin_async_destruct_candidate(self, goal) - } else if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::Destruct) { + } else if cx.is_lang_item(trait_def_id, TraitSolverLangItem::Destruct) { G::consider_builtin_destruct_candidate(self, goal) - } else if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::TransmuteTrait) { + } else if cx.is_lang_item(trait_def_id, TraitSolverLangItem::TransmuteTrait) { G::consider_builtin_transmute_candidate(self, goal) } else { Err(NoSolution) @@ -428,7 +428,7 @@ where // There may be multiple unsize candidates for a trait with several supertraits: // `trait Foo: Bar + Bar` and `dyn Foo: Unsize>` - if tcx.is_lang_item(trait_def_id, TraitSolverLangItem::Unsize) { + if cx.is_lang_item(trait_def_id, TraitSolverLangItem::Unsize) { candidates.extend(G::consider_structural_builtin_unsize_candidates(self, goal)); } } @@ -557,8 +557,8 @@ where goal: Goal, candidates: &mut Vec>, ) { - let tcx = self.cx(); - if !tcx.trait_may_be_implemented_via_object(goal.predicate.trait_def_id(tcx)) { + let cx = self.cx(); + if !cx.trait_may_be_implemented_via_object(goal.predicate.trait_def_id(cx)) { return; } @@ -596,7 +596,7 @@ where }; // Do not consider built-in object impls for non-object-safe types. - if bounds.principal_def_id().is_some_and(|def_id| !tcx.trait_is_object_safe(def_id)) { + if bounds.principal_def_id().is_some_and(|def_id| !cx.trait_is_object_safe(def_id)) { return; } @@ -614,7 +614,7 @@ where self, CandidateSource::BuiltinImpl(BuiltinImplSource::Misc), goal, - bound.with_self_ty(tcx, self_ty), + bound.with_self_ty(cx, self_ty), )); } } @@ -624,14 +624,13 @@ where // since we don't need to look at any supertrait or anything if we are doing // a projection goal. if let Some(principal) = bounds.principal() { - let principal_trait_ref = principal.with_self_ty(tcx, self_ty); - for (idx, assumption) in D::elaborate_supertraits(tcx, principal_trait_ref).enumerate() - { + let principal_trait_ref = principal.with_self_ty(cx, self_ty); + for (idx, assumption) in D::elaborate_supertraits(cx, principal_trait_ref).enumerate() { candidates.extend(G::probe_and_consider_object_bound_candidate( self, CandidateSource::BuiltinImpl(BuiltinImplSource::Object(idx)), goal, - assumption.upcast(tcx), + assumption.upcast(cx), )); } } @@ -649,11 +648,11 @@ where goal: Goal, candidates: &mut Vec>, ) { - let tcx = self.cx(); + let cx = self.cx(); candidates.extend(self.probe_trait_candidate(CandidateSource::CoherenceUnknowable).enter( |ecx| { - let trait_ref = goal.predicate.trait_ref(tcx); + let trait_ref = goal.predicate.trait_ref(cx); if ecx.trait_ref_is_knowable(goal.param_env, trait_ref)? { Err(NoSolution) } else { @@ -678,9 +677,9 @@ where goal: Goal, candidates: &mut Vec>, ) { - let tcx = self.cx(); + let cx = self.cx(); let trait_goal: Goal> = - goal.with(tcx, goal.predicate.trait_ref(tcx)); + goal.with(cx, goal.predicate.trait_ref(cx)); let mut trait_candidates_from_env = vec![]; self.probe(|_| ProbeKind::ShadowedEnvProbing).enter(|ecx| { diff --git a/compiler/rustc_next_trait_solver/src/solve/assembly/structural_traits.rs b/compiler/rustc_next_trait_solver/src/solve/assembly/structural_traits.rs index 2df039c766c..0cef8d9f4bc 100644 --- a/compiler/rustc_next_trait_solver/src/solve/assembly/structural_traits.rs +++ b/compiler/rustc_next_trait_solver/src/solve/assembly/structural_traits.rs @@ -23,7 +23,7 @@ where D: SolverDelegate, I: Interner, { - let tcx = ecx.cx(); + let cx = ecx.cx(); match ty.kind() { ty::Uint(_) | ty::Int(_) @@ -36,7 +36,7 @@ where | ty::Char => Ok(vec![]), // Treat `str` like it's defined as `struct str([u8]);` - ty::Str => Ok(vec![ty::Binder::dummy(Ty::new_slice(tcx, Ty::new_u8(tcx)))]), + ty::Str => Ok(vec![ty::Binder::dummy(Ty::new_slice(cx, Ty::new_u8(cx)))]), ty::Dynamic(..) | ty::Param(..) @@ -79,21 +79,21 @@ where .cx() .bound_coroutine_hidden_types(def_id) .into_iter() - .map(|bty| bty.instantiate(tcx, args)) + .map(|bty| bty.instantiate(cx, args)) .collect()), // For `PhantomData`, we pass `T`. ty::Adt(def, args) if def.is_phantom_data() => Ok(vec![ty::Binder::dummy(args.type_at(0))]), ty::Adt(def, args) => { - Ok(def.all_field_tys(tcx).iter_instantiated(tcx, args).map(ty::Binder::dummy).collect()) + Ok(def.all_field_tys(cx).iter_instantiated(cx, args).map(ty::Binder::dummy).collect()) } ty::Alias(ty::Opaque, ty::AliasTy { def_id, args, .. }) => { // We can resolve the `impl Trait` to its concrete type, // which enforces a DAG between the functions requiring // the auto trait bounds in question. - Ok(vec![ty::Binder::dummy(tcx.type_of(def_id).instantiate(tcx, args))]) + Ok(vec![ty::Binder::dummy(cx.type_of(def_id).instantiate(cx, args))]) } } } @@ -247,18 +247,18 @@ where // Returns a binder of the tupled inputs types and output type from a builtin callable type. pub(in crate::solve) fn extract_tupled_inputs_and_output_from_callable( - tcx: I, + cx: I, self_ty: I::Ty, goal_kind: ty::ClosureKind, ) -> Result>, NoSolution> { match self_ty.kind() { // keep this in sync with assemble_fn_pointer_candidates until the old solver is removed. ty::FnDef(def_id, args) => { - let sig = tcx.fn_sig(def_id); - if sig.skip_binder().is_fn_trait_compatible() && !tcx.has_target_features(def_id) { + let sig = cx.fn_sig(def_id); + if sig.skip_binder().is_fn_trait_compatible() && !cx.has_target_features(def_id) { Ok(Some( - sig.instantiate(tcx, args) - .map_bound(|sig| (Ty::new_tup(tcx, sig.inputs().as_slice()), sig.output())), + sig.instantiate(cx, args) + .map_bound(|sig| (Ty::new_tup(cx, sig.inputs().as_slice()), sig.output())), )) } else { Err(NoSolution) @@ -268,7 +268,7 @@ pub(in crate::solve) fn extract_tupled_inputs_and_output_from_callable { if sig.is_fn_trait_compatible() { Ok(Some( - sig.map_bound(|sig| (Ty::new_tup(tcx, sig.inputs().as_slice()), sig.output())), + sig.map_bound(|sig| (Ty::new_tup(cx, sig.inputs().as_slice()), sig.output())), )) } else { Err(NoSolution) @@ -323,10 +323,10 @@ pub(in crate::solve) fn extract_tupled_inputs_and_output_from_callable { // which enforces the closure is actually callable with the given trait. When we // know the kind already, we can short-circuit this check. pub(in crate::solve) fn extract_tupled_inputs_and_output_from_async_callable( - tcx: I, + cx: I, self_ty: I::Ty, goal_kind: ty::ClosureKind, env_region: I::Region, @@ -422,9 +422,7 @@ pub(in crate::solve) fn extract_tupled_inputs_and_output_from_async_callable { - let bound_sig = self_ty.fn_sig(tcx); + let bound_sig = self_ty.fn_sig(cx); let sig = bound_sig.skip_binder(); - let future_trait_def_id = tcx.require_lang_item(TraitSolverLangItem::Future); + let future_trait_def_id = cx.require_lang_item(TraitSolverLangItem::Future); // `FnDef` and `FnPtr` only implement `AsyncFn*` when their // return type implements `Future`. let nested = vec![ bound_sig - .rebind(ty::TraitRef::new(tcx, future_trait_def_id, [sig.output()])) - .upcast(tcx), + .rebind(ty::TraitRef::new(cx, future_trait_def_id, [sig.output()])) + .upcast(cx), ]; - let future_output_def_id = tcx.require_lang_item(TraitSolverLangItem::FutureOutput); - let future_output_ty = Ty::new_projection(tcx, future_output_def_id, [sig.output()]); + let future_output_def_id = cx.require_lang_item(TraitSolverLangItem::FutureOutput); + let future_output_ty = Ty::new_projection(cx, future_output_def_id, [sig.output()]); Ok(( bound_sig.rebind(AsyncCallableRelevantTypes { - tupled_inputs_ty: Ty::new_tup(tcx, sig.inputs().as_slice()), + tupled_inputs_ty: Ty::new_tup(cx, sig.inputs().as_slice()), output_coroutine_ty: sig.output(), coroutine_return_ty: future_output_ty, }), @@ -483,13 +481,13 @@ pub(in crate::solve) fn extract_tupled_inputs_and_output_from_async_callable( - tcx: I, + cx: I, goal_kind: ty::ClosureKind, goal_region: I::Region, def_id: I::DefId, @@ -573,9 +571,9 @@ fn coroutine_closure_to_certain_coroutine( sig: ty::CoroutineClosureSignature, ) -> I::Ty { sig.to_coroutine_given_kind_and_upvars( - tcx, + cx, args.parent_args(), - tcx.coroutine_for_closure(def_id), + cx.coroutine_for_closure(def_id), goal_kind, goal_region, args.tupled_upvars_ty(), @@ -589,20 +587,20 @@ fn coroutine_closure_to_certain_coroutine( /// /// Note that we do not also push a `AsyncFnKindHelper` goal here. fn coroutine_closure_to_ambiguous_coroutine( - tcx: I, + cx: I, goal_kind: ty::ClosureKind, goal_region: I::Region, def_id: I::DefId, args: ty::CoroutineClosureArgs, sig: ty::CoroutineClosureSignature, ) -> I::Ty { - let upvars_projection_def_id = tcx.require_lang_item(TraitSolverLangItem::AsyncFnKindUpvars); + let upvars_projection_def_id = cx.require_lang_item(TraitSolverLangItem::AsyncFnKindUpvars); let tupled_upvars_ty = Ty::new_projection( - tcx, + cx, upvars_projection_def_id, [ I::GenericArg::from(args.kind_ty()), - Ty::from_closure_kind(tcx, goal_kind).into(), + Ty::from_closure_kind(cx, goal_kind).into(), goal_region.into(), sig.tupled_inputs_ty.into(), args.tupled_upvars_ty().into(), @@ -610,10 +608,10 @@ fn coroutine_closure_to_ambiguous_coroutine( ], ); sig.to_coroutine( - tcx, + cx, args.parent_args(), - Ty::from_closure_kind(tcx, goal_kind), - tcx.coroutine_for_closure(def_id), + Ty::from_closure_kind(cx, goal_kind), + cx.coroutine_for_closure(def_id), tupled_upvars_ty, ) } @@ -668,28 +666,28 @@ where D: SolverDelegate, I: Interner, { - let tcx = ecx.cx(); + let cx = ecx.cx(); let mut requirements = vec![]; requirements - .extend(tcx.super_predicates_of(trait_ref.def_id).iter_instantiated(tcx, trait_ref.args)); + .extend(cx.super_predicates_of(trait_ref.def_id).iter_instantiated(cx, trait_ref.args)); // FIXME(associated_const_equality): Also add associated consts to // the requirements here. - for associated_type_def_id in tcx.associated_type_def_ids(trait_ref.def_id) { + for associated_type_def_id in cx.associated_type_def_ids(trait_ref.def_id) { // associated types that require `Self: Sized` do not show up in the built-in // implementation of `Trait for dyn Trait`, and can be dropped here. - if tcx.generics_require_sized_self(associated_type_def_id) { + if cx.generics_require_sized_self(associated_type_def_id) { continue; } requirements - .extend(tcx.item_bounds(associated_type_def_id).iter_instantiated(tcx, trait_ref.args)); + .extend(cx.item_bounds(associated_type_def_id).iter_instantiated(cx, trait_ref.args)); } let mut replace_projection_with = HashMap::default(); for bound in object_bounds.iter() { if let ty::ExistentialPredicate::Projection(proj) = bound.skip_binder() { - let proj = proj.with_self_ty(tcx, trait_ref.self_ty()); + let proj = proj.with_self_ty(cx, trait_ref.self_ty()); let old_ty = replace_projection_with.insert(proj.def_id(), bound.rebind(proj)); assert_eq!( old_ty, @@ -709,7 +707,7 @@ where folder .nested .into_iter() - .chain(folded_requirements.into_iter().map(|clause| Goal::new(tcx, param_env, clause))) + .chain(folded_requirements.into_iter().map(|clause| Goal::new(cx, param_env, clause))) .collect() } diff --git a/compiler/rustc_next_trait_solver/src/solve/eval_ctxt/mod.rs b/compiler/rustc_next_trait_solver/src/solve/eval_ctxt/mod.rs index 04dce2780b0..87342eefb33 100644 --- a/compiler/rustc_next_trait_solver/src/solve/eval_ctxt/mod.rs +++ b/compiler/rustc_next_trait_solver/src/solve/eval_ctxt/mod.rs @@ -239,14 +239,14 @@ where /// This function takes care of setting up the inference context, setting the anchor, /// and registering opaques from the canonicalized input. fn enter_canonical( - tcx: I, + cx: I, search_graph: &'a mut search_graph::SearchGraph, canonical_input: CanonicalInput, canonical_goal_evaluation: &mut ProofTreeBuilder, f: impl FnOnce(&mut EvalCtxt<'_, D>, Goal) -> R, ) -> R { let (ref delegate, input, var_values) = - SolverDelegate::build_with_canonical(tcx, search_graph.solver_mode(), &canonical_input); + SolverDelegate::build_with_canonical(cx, search_graph.solver_mode(), &canonical_input); let mut ecx = EvalCtxt { delegate, @@ -292,9 +292,9 @@ where /// Instead of calling this function directly, use either [EvalCtxt::evaluate_goal] /// if you're inside of the solver or [SolverDelegateEvalExt::evaluate_root_goal] if you're /// outside of it. - #[instrument(level = "debug", skip(tcx, search_graph, goal_evaluation), ret)] + #[instrument(level = "debug", skip(cx, search_graph, goal_evaluation), ret)] fn evaluate_canonical_goal( - tcx: I, + cx: I, search_graph: &'a mut search_graph::SearchGraph, canonical_input: CanonicalInput, goal_evaluation: &mut ProofTreeBuilder, @@ -307,12 +307,12 @@ where // The actual solver logic happens in `ecx.compute_goal`. let result = ensure_sufficient_stack(|| { search_graph.with_new_goal( - tcx, + cx, canonical_input, &mut canonical_goal_evaluation, |search_graph, canonical_goal_evaluation| { EvalCtxt::enter_canonical( - tcx, + cx, search_graph, canonical_input, canonical_goal_evaluation, @@ -506,7 +506,7 @@ where /// /// Goals for the next step get directly added to the nested goals of the `EvalCtxt`. fn evaluate_added_goals_step(&mut self) -> Result, NoSolution> { - let tcx = self.cx(); + let cx = self.cx(); let mut goals = core::mem::take(&mut self.nested_goals); // If this loop did not result in any progress, what's our final certainty. @@ -516,7 +516,7 @@ where // RHS does not affect projection candidate assembly. let unconstrained_rhs = self.next_term_infer_of_kind(goal.predicate.term); let unconstrained_goal = goal.with( - tcx, + cx, ty::NormalizesTo { alias: goal.predicate.alias, term: unconstrained_rhs }, ); @@ -777,7 +777,7 @@ where // NOTE: this check is purely an optimization, the structural eq would // always fail if the term is not an inference variable. if term.is_infer() { - let tcx = self.cx(); + let cx = self.cx(); // We need to relate `alias` to `term` treating only the outermost // constructor as rigid, relating any contained generic arguments as // normal. We do this by first structurally equating the `term` @@ -787,8 +787,8 @@ where // Alternatively we could modify `Equate` for this case by adding another // variant to `StructurallyRelateAliases`. let identity_args = self.fresh_args_for_item(alias.def_id); - let rigid_ctor = ty::AliasTerm::new_from_args(tcx, alias.def_id, identity_args); - let ctor_term = rigid_ctor.to_term(tcx); + let rigid_ctor = ty::AliasTerm::new_from_args(cx, alias.def_id, identity_args); + let ctor_term = rigid_ctor.to_term(cx); let obligations = self.delegate.eq_structurally_relating_aliases(param_env, term, ctor_term)?; debug_assert!(obligations.is_empty()); diff --git a/compiler/rustc_next_trait_solver/src/solve/inspect/build.rs b/compiler/rustc_next_trait_solver/src/solve/inspect/build.rs index 4fc58e06d67..b50676e8d53 100644 --- a/compiler/rustc_next_trait_solver/src/solve/inspect/build.rs +++ b/compiler/rustc_next_trait_solver/src/solve/inspect/build.rs @@ -323,13 +323,13 @@ impl, I: Interner> ProofTreeBuilder { pub fn finalize_canonical_goal_evaluation( &mut self, - tcx: I, + cx: I, ) -> Option { self.as_mut().map(|this| match this { DebugSolver::CanonicalGoalEvaluation(evaluation) => { let final_revision = mem::take(&mut evaluation.final_revision).unwrap(); let final_revision = - tcx.intern_canonical_goal_evaluation_step(final_revision.finalize()); + cx.intern_canonical_goal_evaluation_step(final_revision.finalize()); let kind = WipCanonicalGoalEvaluationKind::Interned { final_revision }; assert_eq!(evaluation.kind.replace(kind), None); final_revision diff --git a/compiler/rustc_next_trait_solver/src/solve/mod.rs b/compiler/rustc_next_trait_solver/src/solve/mod.rs index e29ae7ac0a2..24055d6cd83 100644 --- a/compiler/rustc_next_trait_solver/src/solve/mod.rs +++ b/compiler/rustc_next_trait_solver/src/solve/mod.rs @@ -34,7 +34,7 @@ use crate::delegate::SolverDelegate; /// How many fixpoint iterations we should attempt inside of the solver before bailing /// with overflow. /// -/// We previously used `tcx.recursion_limit().0.checked_ilog2().unwrap_or(0)` for this. +/// We previously used `cx.recursion_limit().0.checked_ilog2().unwrap_or(0)` for this. /// However, it feels unlikely that uncreasing the recursion limit by a power of two /// to get one more itereation is every useful or desirable. We now instead used a constant /// here. If there ever ends up some use-cases where a bigger number of fixpoint iterations @@ -285,7 +285,7 @@ where } fn response_no_constraints_raw( - tcx: I, + cx: I, max_universe: ty::UniverseIndex, variables: I::CanonicalVars, certainty: Certainty, @@ -294,10 +294,10 @@ fn response_no_constraints_raw( max_universe, variables, value: Response { - var_values: ty::CanonicalVarValues::make_identity(tcx, variables), - // FIXME: maybe we should store the "no response" version in tcx, like - // we do for tcx.types and stuff. - external_constraints: tcx.mk_external_constraints(ExternalConstraintsData::default()), + var_values: ty::CanonicalVarValues::make_identity(cx, variables), + // FIXME: maybe we should store the "no response" version in cx, like + // we do for cx.types and stuff. + external_constraints: cx.mk_external_constraints(ExternalConstraintsData::default()), certainty, }, defining_opaque_types: Default::default(), diff --git a/compiler/rustc_next_trait_solver/src/solve/normalizes_to/inherent.rs b/compiler/rustc_next_trait_solver/src/solve/normalizes_to/inherent.rs index 004ecf2d2c4..25e8708a332 100644 --- a/compiler/rustc_next_trait_solver/src/solve/normalizes_to/inherent.rs +++ b/compiler/rustc_next_trait_solver/src/solve/normalizes_to/inherent.rs @@ -19,21 +19,21 @@ where &mut self, goal: Goal>, ) -> QueryResult { - let tcx = self.cx(); - let inherent = goal.predicate.alias.expect_ty(tcx); + let cx = self.cx(); + let inherent = goal.predicate.alias.expect_ty(cx); - let impl_def_id = tcx.parent(inherent.def_id); + let impl_def_id = cx.parent(inherent.def_id); let impl_args = self.fresh_args_for_item(impl_def_id); // Equate impl header and add impl where clauses self.eq( goal.param_env, inherent.self_ty(), - tcx.type_of(impl_def_id).instantiate(tcx, impl_args), + cx.type_of(impl_def_id).instantiate(cx, impl_args), )?; // Equate IAT with the RHS of the project goal - let inherent_args = inherent.rebase_inherent_args_onto_impl(impl_args, tcx); + let inherent_args = inherent.rebase_inherent_args_onto_impl(impl_args, cx); // Check both where clauses on the impl and IAT // @@ -43,12 +43,12 @@ where // and I don't think the assoc item where-bounds are allowed to be coinductive. self.add_goals( GoalSource::Misc, - tcx.predicates_of(inherent.def_id) - .iter_instantiated(tcx, inherent_args) - .map(|pred| goal.with(tcx, pred)), + cx.predicates_of(inherent.def_id) + .iter_instantiated(cx, inherent_args) + .map(|pred| goal.with(cx, pred)), ); - let normalized = tcx.type_of(inherent.def_id).instantiate(tcx, inherent_args); + let normalized = cx.type_of(inherent.def_id).instantiate(cx, inherent_args); self.instantiate_normalizes_to_term(goal, normalized.into()); self.evaluate_added_goals_and_make_canonical_response(Certainty::Yes) } diff --git a/compiler/rustc_next_trait_solver/src/solve/normalizes_to/mod.rs b/compiler/rustc_next_trait_solver/src/solve/normalizes_to/mod.rs index bc5233c4887..4e8cb4384f4 100644 --- a/compiler/rustc_next_trait_solver/src/solve/normalizes_to/mod.rs +++ b/compiler/rustc_next_trait_solver/src/solve/normalizes_to/mod.rs @@ -84,16 +84,16 @@ where self.self_ty() } - fn trait_ref(self, tcx: I) -> ty::TraitRef { - self.alias.trait_ref(tcx) + fn trait_ref(self, cx: I) -> ty::TraitRef { + self.alias.trait_ref(cx) } - fn with_self_ty(self, tcx: I, self_ty: I::Ty) -> Self { - self.with_self_ty(tcx, self_ty) + fn with_self_ty(self, cx: I, self_ty: I::Ty) -> Self { + self.with_self_ty(cx, self_ty) } - fn trait_def_id(self, tcx: I) -> I::DefId { - self.trait_def_id(tcx) + fn trait_def_id(self, cx: I) -> I::DefId { + self.trait_def_id(cx) } fn probe_and_match_goal_against_assumption( @@ -105,7 +105,7 @@ where ) -> Result, NoSolution> { if let Some(projection_pred) = assumption.as_projection_clause() { if projection_pred.projection_def_id() == goal.predicate.def_id() { - let tcx = ecx.cx(); + let cx = ecx.cx(); ecx.probe_trait_candidate(source).enter(|ecx| { let assumption_projection_pred = ecx.instantiate_binder_with_infer(projection_pred); @@ -120,9 +120,9 @@ where // Add GAT where clauses from the trait's definition ecx.add_goals( GoalSource::Misc, - tcx.own_predicates_of(goal.predicate.def_id()) - .iter_instantiated(tcx, goal.predicate.alias.args) - .map(|pred| goal.with(tcx, pred)), + cx.own_predicates_of(goal.predicate.def_id()) + .iter_instantiated(cx, goal.predicate.alias.args) + .map(|pred| goal.with(cx, pred)), ); then(ecx) @@ -140,19 +140,19 @@ where goal: Goal>, impl_def_id: I::DefId, ) -> Result, NoSolution> { - let tcx = ecx.cx(); + let cx = ecx.cx(); - let goal_trait_ref = goal.predicate.alias.trait_ref(tcx); - let impl_trait_ref = tcx.impl_trait_ref(impl_def_id); + let goal_trait_ref = goal.predicate.alias.trait_ref(cx); + let impl_trait_ref = cx.impl_trait_ref(impl_def_id); if !ecx.cx().args_may_unify_deep( - goal.predicate.alias.trait_ref(tcx).args, + goal.predicate.alias.trait_ref(cx).args, impl_trait_ref.skip_binder().args, ) { return Err(NoSolution); } // We have to ignore negative impls when projecting. - let impl_polarity = tcx.impl_polarity(impl_def_id); + let impl_polarity = cx.impl_polarity(impl_def_id); match impl_polarity { ty::ImplPolarity::Negative => return Err(NoSolution), ty::ImplPolarity::Reservation => { @@ -163,22 +163,22 @@ where ecx.probe_trait_candidate(CandidateSource::Impl(impl_def_id)).enter(|ecx| { let impl_args = ecx.fresh_args_for_item(impl_def_id); - let impl_trait_ref = impl_trait_ref.instantiate(tcx, impl_args); + let impl_trait_ref = impl_trait_ref.instantiate(cx, impl_args); ecx.eq(goal.param_env, goal_trait_ref, impl_trait_ref)?; - let where_clause_bounds = tcx + let where_clause_bounds = cx .predicates_of(impl_def_id) - .iter_instantiated(tcx, impl_args) - .map(|pred| goal.with(tcx, pred)); + .iter_instantiated(cx, impl_args) + .map(|pred| goal.with(cx, pred)); ecx.add_goals(GoalSource::ImplWhereBound, where_clause_bounds); // Add GAT where clauses from the trait's definition ecx.add_goals( GoalSource::Misc, - tcx.own_predicates_of(goal.predicate.def_id()) - .iter_instantiated(tcx, goal.predicate.alias.args) - .map(|pred| goal.with(tcx, pred)), + cx.own_predicates_of(goal.predicate.def_id()) + .iter_instantiated(cx, goal.predicate.alias.args) + .map(|pred| goal.with(cx, pred)), ); // In case the associated item is hidden due to specialization, we have to @@ -195,21 +195,21 @@ where }; let error_response = |ecx: &mut EvalCtxt<'_, D>, msg: &str| { - let guar = tcx.delay_bug(msg); - let error_term = match goal.predicate.alias.kind(tcx) { - ty::AliasTermKind::ProjectionTy => Ty::new_error(tcx, guar).into(), - ty::AliasTermKind::ProjectionConst => Const::new_error(tcx, guar).into(), + let guar = cx.delay_bug(msg); + let error_term = match goal.predicate.alias.kind(cx) { + ty::AliasTermKind::ProjectionTy => Ty::new_error(cx, guar).into(), + ty::AliasTermKind::ProjectionConst => Const::new_error(cx, guar).into(), kind => panic!("expected projection, found {kind:?}"), }; ecx.instantiate_normalizes_to_term(goal, error_term); ecx.evaluate_added_goals_and_make_canonical_response(Certainty::Yes) }; - if !tcx.has_item_definition(target_item_def_id) { + if !cx.has_item_definition(target_item_def_id) { return error_response(ecx, "missing item"); } - let target_container_def_id = tcx.parent(target_item_def_id); + let target_container_def_id = cx.parent(target_item_def_id); // Getting the right args here is complex, e.g. given: // - a goal ` as Trait>::Assoc` @@ -229,22 +229,22 @@ where target_container_def_id, )?; - if !tcx.check_args_compatible(target_item_def_id, target_args) { + if !cx.check_args_compatible(target_item_def_id, target_args) { return error_response(ecx, "associated item has mismatched arguments"); } // Finally we construct the actual value of the associated type. - let term = match goal.predicate.alias.kind(tcx) { + let term = match goal.predicate.alias.kind(cx) { ty::AliasTermKind::ProjectionTy => { - tcx.type_of(target_item_def_id).map_bound(|ty| ty.into()) + cx.type_of(target_item_def_id).map_bound(|ty| ty.into()) } ty::AliasTermKind::ProjectionConst => { - if tcx.features().associated_const_equality() { + if cx.features().associated_const_equality() { panic!("associated const projection is not supported yet") } else { ty::EarlyBinder::bind( Const::new_error_with_message( - tcx, + cx, "associated const projection is not supported yet", ) .into(), @@ -254,7 +254,7 @@ where kind => panic!("expected projection, found {kind:?}"), }; - ecx.instantiate_normalizes_to_term(goal, term.instantiate(tcx, target_args)); + ecx.instantiate_normalizes_to_term(goal, term.instantiate(cx, target_args)); ecx.evaluate_added_goals_and_make_canonical_response(Certainty::Yes) }) } @@ -316,10 +316,10 @@ where goal: Goal, goal_kind: ty::ClosureKind, ) -> Result, NoSolution> { - let tcx = ecx.cx(); + let cx = ecx.cx(); let tupled_inputs_and_output = match structural_traits::extract_tupled_inputs_and_output_from_callable( - tcx, + cx, goal.predicate.self_ty(), goal_kind, )? { @@ -329,19 +329,19 @@ where } }; let output_is_sized_pred = tupled_inputs_and_output.map_bound(|(_, output)| { - ty::TraitRef::new(tcx, tcx.require_lang_item(TraitSolverLangItem::Sized), [output]) + ty::TraitRef::new(cx, cx.require_lang_item(TraitSolverLangItem::Sized), [output]) }); let pred = tupled_inputs_and_output .map_bound(|(inputs, output)| ty::ProjectionPredicate { projection_term: ty::AliasTerm::new( - tcx, + cx, goal.predicate.def_id(), [goal.predicate.self_ty(), inputs], ), term: output.into(), }) - .upcast(tcx); + .upcast(cx); // A built-in `Fn` impl only holds if the output is sized. // (FIXME: technically we only need to check this if the type is a fn ptr...) @@ -350,7 +350,7 @@ where CandidateSource::BuiltinImpl(BuiltinImplSource::Misc), goal, pred, - [(GoalSource::ImplWhereBound, goal.with(tcx, output_is_sized_pred))], + [(GoalSource::ImplWhereBound, goal.with(cx, output_is_sized_pred))], ) } @@ -359,27 +359,23 @@ where goal: Goal, goal_kind: ty::ClosureKind, ) -> Result, NoSolution> { - let tcx = ecx.cx(); + let cx = ecx.cx(); let env_region = match goal_kind { ty::ClosureKind::Fn | ty::ClosureKind::FnMut => goal.predicate.alias.args.region_at(2), // Doesn't matter what this region is - ty::ClosureKind::FnOnce => Region::new_static(tcx), + ty::ClosureKind::FnOnce => Region::new_static(cx), }; let (tupled_inputs_and_output_and_coroutine, nested_preds) = structural_traits::extract_tupled_inputs_and_output_from_async_callable( - tcx, + cx, goal.predicate.self_ty(), goal_kind, env_region, )?; let output_is_sized_pred = tupled_inputs_and_output_and_coroutine.map_bound( |AsyncCallableRelevantTypes { output_coroutine_ty: output_ty, .. }| { - ty::TraitRef::new( - tcx, - tcx.require_lang_item(TraitSolverLangItem::Sized), - [output_ty], - ) + ty::TraitRef::new(cx, cx.require_lang_item(TraitSolverLangItem::Sized), [output_ty]) }, ); @@ -390,23 +386,23 @@ where output_coroutine_ty, coroutine_return_ty, }| { - let (projection_term, term) = if tcx + let (projection_term, term) = if cx .is_lang_item(goal.predicate.def_id(), TraitSolverLangItem::CallOnceFuture) { ( ty::AliasTerm::new( - tcx, + cx, goal.predicate.def_id(), [goal.predicate.self_ty(), tupled_inputs_ty], ), output_coroutine_ty.into(), ) - } else if tcx + } else if cx .is_lang_item(goal.predicate.def_id(), TraitSolverLangItem::CallRefFuture) { ( ty::AliasTerm::new( - tcx, + cx, goal.predicate.def_id(), [ I::GenericArg::from(goal.predicate.self_ty()), @@ -416,13 +412,13 @@ where ), output_coroutine_ty.into(), ) - } else if tcx.is_lang_item( + } else if cx.is_lang_item( goal.predicate.def_id(), TraitSolverLangItem::AsyncFnOnceOutput, ) { ( ty::AliasTerm::new( - tcx, + cx, goal.predicate.def_id(), [ I::GenericArg::from(goal.predicate.self_ty()), @@ -440,7 +436,7 @@ where ty::ProjectionPredicate { projection_term, term } }, ) - .upcast(tcx); + .upcast(cx); // A built-in `AsyncFn` impl only holds if the output is sized. // (FIXME: technically we only need to check this if the type is a fn ptr...) @@ -449,9 +445,9 @@ where CandidateSource::BuiltinImpl(BuiltinImplSource::Misc), goal, pred, - [goal.with(tcx, output_is_sized_pred)] + [goal.with(cx, output_is_sized_pred)] .into_iter() - .chain(nested_preds.into_iter().map(|pred| goal.with(tcx, pred))) + .chain(nested_preds.into_iter().map(|pred| goal.with(cx, pred))) .map(|goal| (GoalSource::ImplWhereBound, goal)), ) } @@ -514,8 +510,8 @@ where ecx: &mut EvalCtxt<'_, D>, goal: Goal, ) -> Result, NoSolution> { - let tcx = ecx.cx(); - let metadata_def_id = tcx.require_lang_item(TraitSolverLangItem::Metadata); + let cx = ecx.cx(); + let metadata_def_id = cx.require_lang_item(TraitSolverLangItem::Metadata); assert_eq!(metadata_def_id, goal.predicate.def_id()); ecx.probe_builtin_trait_candidate(BuiltinImplSource::Misc).enter(|ecx| { let metadata_ty = match goal.predicate.self_ty().kind() { @@ -537,16 +533,16 @@ where | ty::CoroutineWitness(..) | ty::Never | ty::Foreign(..) - | ty::Dynamic(_, _, ty::DynStar) => Ty::new_unit(tcx), + | ty::Dynamic(_, _, ty::DynStar) => Ty::new_unit(cx), - ty::Error(e) => Ty::new_error(tcx, e), + ty::Error(e) => Ty::new_error(cx, e), - ty::Str | ty::Slice(_) => Ty::new_usize(tcx), + ty::Str | ty::Slice(_) => Ty::new_usize(cx), ty::Dynamic(_, _, ty::Dyn) => { - let dyn_metadata = tcx.require_lang_item(TraitSolverLangItem::DynMetadata); - tcx.type_of(dyn_metadata) - .instantiate(tcx, &[I::GenericArg::from(goal.predicate.self_ty())]) + let dyn_metadata = cx.require_lang_item(TraitSolverLangItem::DynMetadata); + cx.type_of(dyn_metadata) + .instantiate(cx, &[I::GenericArg::from(goal.predicate.self_ty())]) } ty::Alias(_, _) | ty::Param(_) | ty::Placeholder(..) => { @@ -555,26 +551,26 @@ where // FIXME(ptr_metadata): This impl overlaps with the other impls and shouldn't // exist. Instead, `Pointee` should be a supertrait of `Sized`. let sized_predicate = ty::TraitRef::new( - tcx, - tcx.require_lang_item(TraitSolverLangItem::Sized), + cx, + cx.require_lang_item(TraitSolverLangItem::Sized), [I::GenericArg::from(goal.predicate.self_ty())], ); // FIXME(-Znext-solver=coinductive): Should this be `GoalSource::ImplWhereBound`? - ecx.add_goal(GoalSource::Misc, goal.with(tcx, sized_predicate)); - Ty::new_unit(tcx) + ecx.add_goal(GoalSource::Misc, goal.with(cx, sized_predicate)); + Ty::new_unit(cx) } - ty::Adt(def, args) if def.is_struct() => match def.struct_tail_ty(tcx) { - None => Ty::new_unit(tcx), + ty::Adt(def, args) if def.is_struct() => match def.struct_tail_ty(cx) { + None => Ty::new_unit(cx), Some(tail_ty) => { - Ty::new_projection(tcx, metadata_def_id, [tail_ty.instantiate(tcx, args)]) + Ty::new_projection(cx, metadata_def_id, [tail_ty.instantiate(cx, args)]) } }, - ty::Adt(_, _) => Ty::new_unit(tcx), + ty::Adt(_, _) => Ty::new_unit(cx), ty::Tuple(elements) => match elements.last() { - None => Ty::new_unit(tcx), - Some(tail_ty) => Ty::new_projection(tcx, metadata_def_id, [tail_ty]), + None => Ty::new_unit(cx), + Some(tail_ty) => Ty::new_projection(cx, metadata_def_id, [tail_ty]), }, ty::Infer( @@ -601,8 +597,8 @@ where }; // Coroutines are not futures unless they come from `async` desugaring - let tcx = ecx.cx(); - if !tcx.coroutine_is_async(def_id) { + let cx = ecx.cx(); + if !cx.coroutine_is_async(def_id) { return Err(NoSolution); } @@ -616,7 +612,7 @@ where projection_term: ty::AliasTerm::new(ecx.cx(), goal.predicate.def_id(), [self_ty]), term, } - .upcast(tcx), + .upcast(cx), // Technically, we need to check that the future type is Sized, // but that's already proven by the coroutine being WF. [], @@ -633,8 +629,8 @@ where }; // Coroutines are not Iterators unless they come from `gen` desugaring - let tcx = ecx.cx(); - if !tcx.coroutine_is_gen(def_id) { + let cx = ecx.cx(); + if !cx.coroutine_is_gen(def_id) { return Err(NoSolution); } @@ -648,7 +644,7 @@ where projection_term: ty::AliasTerm::new(ecx.cx(), goal.predicate.def_id(), [self_ty]), term, } - .upcast(tcx), + .upcast(cx), // Technically, we need to check that the iterator type is Sized, // but that's already proven by the generator being WF. [], @@ -672,8 +668,8 @@ where }; // Coroutines are not AsyncIterators unless they come from `gen` desugaring - let tcx = ecx.cx(); - if !tcx.coroutine_is_async_gen(def_id) { + let cx = ecx.cx(); + if !cx.coroutine_is_async_gen(def_id) { return Err(NoSolution); } @@ -682,12 +678,12 @@ where // Take `AsyncIterator` and turn it into the corresponding // coroutine yield ty `Poll>`. let wrapped_expected_ty = Ty::new_adt( - tcx, - tcx.adt_def(tcx.require_lang_item(TraitSolverLangItem::Poll)), - tcx.mk_args(&[Ty::new_adt( - tcx, - tcx.adt_def(tcx.require_lang_item(TraitSolverLangItem::Option)), - tcx.mk_args(&[expected_ty.into()]), + cx, + cx.adt_def(cx.require_lang_item(TraitSolverLangItem::Poll)), + cx.mk_args(&[Ty::new_adt( + cx, + cx.adt_def(cx.require_lang_item(TraitSolverLangItem::Option)), + cx.mk_args(&[expected_ty.into()]), ) .into()]), ); @@ -708,18 +704,17 @@ where }; // `async`-desugared coroutines do not implement the coroutine trait - let tcx = ecx.cx(); - if !tcx.is_general_coroutine(def_id) { + let cx = ecx.cx(); + if !cx.is_general_coroutine(def_id) { return Err(NoSolution); } let coroutine = args.as_coroutine(); - let term = if tcx - .is_lang_item(goal.predicate.def_id(), TraitSolverLangItem::CoroutineReturn) + let term = if cx.is_lang_item(goal.predicate.def_id(), TraitSolverLangItem::CoroutineReturn) { coroutine.return_ty().into() - } else if tcx.is_lang_item(goal.predicate.def_id(), TraitSolverLangItem::CoroutineYield) { + } else if cx.is_lang_item(goal.predicate.def_id(), TraitSolverLangItem::CoroutineYield) { coroutine.yield_ty().into() } else { panic!("unexpected associated item `{:?}` for `{self_ty:?}`", goal.predicate.def_id()) @@ -737,7 +732,7 @@ where ), term, } - .upcast(tcx), + .upcast(cx), // Technically, we need to check that the coroutine type is Sized, // but that's already proven by the coroutine being WF. [], @@ -884,29 +879,29 @@ where impl_trait_ref: rustc_type_ir::TraitRef, target_container_def_id: I::DefId, ) -> Result { - let tcx = self.cx(); + let cx = self.cx(); Ok(if target_container_def_id == impl_trait_ref.def_id { // Default value from the trait definition. No need to rebase. goal.predicate.alias.args } else if target_container_def_id == impl_def_id { // Same impl, no need to fully translate, just a rebase from // the trait is sufficient. - goal.predicate.alias.args.rebase_onto(tcx, impl_trait_ref.def_id, impl_args) + goal.predicate.alias.args.rebase_onto(cx, impl_trait_ref.def_id, impl_args) } else { let target_args = self.fresh_args_for_item(target_container_def_id); let target_trait_ref = - tcx.impl_trait_ref(target_container_def_id).instantiate(tcx, target_args); + cx.impl_trait_ref(target_container_def_id).instantiate(cx, target_args); // Relate source impl to target impl by equating trait refs. self.eq(goal.param_env, impl_trait_ref, target_trait_ref)?; // Also add predicates since they may be needed to constrain the // target impl's params. self.add_goals( GoalSource::Misc, - tcx.predicates_of(target_container_def_id) - .iter_instantiated(tcx, target_args) - .map(|pred| goal.with(tcx, pred)), + cx.predicates_of(target_container_def_id) + .iter_instantiated(cx, target_args) + .map(|pred| goal.with(cx, pred)), ); - goal.predicate.alias.args.rebase_onto(tcx, impl_trait_ref.def_id, target_args) + goal.predicate.alias.args.rebase_onto(cx, impl_trait_ref.def_id, target_args) }) } } diff --git a/compiler/rustc_next_trait_solver/src/solve/normalizes_to/opaque_types.rs b/compiler/rustc_next_trait_solver/src/solve/normalizes_to/opaque_types.rs index a16f9e64f2f..120f96d24bd 100644 --- a/compiler/rustc_next_trait_solver/src/solve/normalizes_to/opaque_types.rs +++ b/compiler/rustc_next_trait_solver/src/solve/normalizes_to/opaque_types.rs @@ -18,7 +18,7 @@ where &mut self, goal: Goal>, ) -> QueryResult { - let tcx = self.cx(); + let cx = self.cx(); let opaque_ty = goal.predicate.alias; let expected = goal.predicate.term.as_type().expect("no such thing as an opaque const"); @@ -86,7 +86,7 @@ where } (Reveal::All, _) => { // FIXME: Add an assertion that opaque type storage is empty. - let actual = tcx.type_of(opaque_ty.def_id).instantiate(tcx, opaque_ty.args); + let actual = cx.type_of(opaque_ty.def_id).instantiate(cx, opaque_ty.args); self.eq(goal.param_env, expected, actual)?; self.evaluate_added_goals_and_make_canonical_response(Certainty::Yes) } @@ -98,7 +98,7 @@ where /// /// FIXME: Interner argument is needed to constrain the `I` parameter. pub fn uses_unique_placeholders_ignoring_regions( - _interner: I, + _cx: I, args: I::GenericArgs, ) -> Result<(), NotUniqueParam> { let mut seen = GrowableBitSet::default(); diff --git a/compiler/rustc_next_trait_solver/src/solve/normalizes_to/weak_types.rs b/compiler/rustc_next_trait_solver/src/solve/normalizes_to/weak_types.rs index ca90bc17cc7..14e68dd52b6 100644 --- a/compiler/rustc_next_trait_solver/src/solve/normalizes_to/weak_types.rs +++ b/compiler/rustc_next_trait_solver/src/solve/normalizes_to/weak_types.rs @@ -18,18 +18,18 @@ where &mut self, goal: Goal>, ) -> QueryResult { - let tcx = self.cx(); + let cx = self.cx(); let weak_ty = goal.predicate.alias; // Check where clauses self.add_goals( GoalSource::Misc, - tcx.predicates_of(weak_ty.def_id) - .iter_instantiated(tcx, weak_ty.args) - .map(|pred| goal.with(tcx, pred)), + cx.predicates_of(weak_ty.def_id) + .iter_instantiated(cx, weak_ty.args) + .map(|pred| goal.with(cx, pred)), ); - let actual = tcx.type_of(weak_ty.def_id).instantiate(tcx, weak_ty.args); + let actual = cx.type_of(weak_ty.def_id).instantiate(cx, weak_ty.args); self.instantiate_normalizes_to_term(goal, actual.into()); self.evaluate_added_goals_and_make_canonical_response(Certainty::Yes) diff --git a/compiler/rustc_next_trait_solver/src/solve/project_goals.rs b/compiler/rustc_next_trait_solver/src/solve/project_goals.rs index a430dbb408c..d9452880071 100644 --- a/compiler/rustc_next_trait_solver/src/solve/project_goals.rs +++ b/compiler/rustc_next_trait_solver/src/solve/project_goals.rs @@ -14,10 +14,10 @@ where &mut self, goal: Goal>, ) -> QueryResult { - let tcx = self.cx(); - let projection_term = goal.predicate.projection_term.to_term(tcx); + let cx = self.cx(); + let projection_term = goal.predicate.projection_term.to_term(cx); let goal = goal.with( - tcx, + cx, ty::PredicateKind::AliasRelate( projection_term, goal.predicate.term, diff --git a/compiler/rustc_next_trait_solver/src/solve/search_graph.rs b/compiler/rustc_next_trait_solver/src/solve/search_graph.rs index d3ad55d6491..2cd3b10f56a 100644 --- a/compiler/rustc_next_trait_solver/src/solve/search_graph.rs +++ b/compiler/rustc_next_trait_solver/src/solve/search_graph.rs @@ -164,7 +164,7 @@ impl SearchGraph { /// the remaining depth of all nested goals to prevent hangs /// in case there is exponential blowup. fn allowed_depth_for_nested( - tcx: I, + cx: I, stack: &IndexVec>, ) -> Option { if let Some(last) = stack.raw.last() { @@ -178,18 +178,18 @@ impl SearchGraph { SolverLimit(last.available_depth.0 - 1) }) } else { - Some(SolverLimit(tcx.recursion_limit())) + Some(SolverLimit(cx.recursion_limit())) } } fn stack_coinductive_from( - tcx: I, + cx: I, stack: &IndexVec>, head: StackDepth, ) -> bool { stack.raw[head.index()..] .iter() - .all(|entry| entry.input.value.goal.predicate.is_coinductive(tcx)) + .all(|entry| entry.input.value.goal.predicate.is_coinductive(cx)) } // When encountering a solver cycle, the result of the current goal @@ -247,8 +247,8 @@ impl SearchGraph { /// so we use a separate cache. Alternatively we could use /// a single cache and share it between coherence and ordinary /// trait solving. - pub(super) fn global_cache(&self, tcx: I) -> I::EvaluationCache { - tcx.evaluation_cache(self.mode) + pub(super) fn global_cache(&self, cx: I) -> I::EvaluationCache { + cx.evaluation_cache(self.mode) } /// Probably the most involved method of the whole solver. @@ -257,24 +257,24 @@ impl SearchGraph { /// handles caching, overflow, and coinductive cycles. pub(super) fn with_new_goal>( &mut self, - tcx: I, + cx: I, input: CanonicalInput, inspect: &mut ProofTreeBuilder, mut prove_goal: impl FnMut(&mut Self, &mut ProofTreeBuilder) -> QueryResult, ) -> QueryResult { self.check_invariants(); // Check for overflow. - let Some(available_depth) = Self::allowed_depth_for_nested(tcx, &self.stack) else { + let Some(available_depth) = Self::allowed_depth_for_nested(cx, &self.stack) else { if let Some(last) = self.stack.raw.last_mut() { last.encountered_overflow = true; } inspect .canonical_goal_evaluation_kind(inspect::WipCanonicalGoalEvaluationKind::Overflow); - return Self::response_no_constraints(tcx, input, Certainty::overflow(true)); + return Self::response_no_constraints(cx, input, Certainty::overflow(true)); }; - if let Some(result) = self.lookup_global_cache(tcx, input, available_depth, inspect) { + if let Some(result) = self.lookup_global_cache(cx, input, available_depth, inspect) { debug!("global cache hit"); return result; } @@ -287,12 +287,12 @@ impl SearchGraph { if let Some(entry) = cache_entry .with_coinductive_stack .as_ref() - .filter(|p| Self::stack_coinductive_from(tcx, &self.stack, p.head)) + .filter(|p| Self::stack_coinductive_from(cx, &self.stack, p.head)) .or_else(|| { cache_entry .with_inductive_stack .as_ref() - .filter(|p| !Self::stack_coinductive_from(tcx, &self.stack, p.head)) + .filter(|p| !Self::stack_coinductive_from(cx, &self.stack, p.head)) }) { debug!("provisional cache hit"); @@ -315,7 +315,7 @@ impl SearchGraph { inspect.canonical_goal_evaluation_kind( inspect::WipCanonicalGoalEvaluationKind::CycleInStack, ); - let is_coinductive_cycle = Self::stack_coinductive_from(tcx, &self.stack, stack_depth); + let is_coinductive_cycle = Self::stack_coinductive_from(cx, &self.stack, stack_depth); let usage_kind = if is_coinductive_cycle { HasBeenUsed::COINDUCTIVE_CYCLE } else { @@ -328,9 +328,9 @@ impl SearchGraph { return if let Some(result) = self.stack[stack_depth].provisional_result { result } else if is_coinductive_cycle { - Self::response_no_constraints(tcx, input, Certainty::Yes) + Self::response_no_constraints(cx, input, Certainty::Yes) } else { - Self::response_no_constraints(tcx, input, Certainty::overflow(false)) + Self::response_no_constraints(cx, input, Certainty::overflow(false)) }; } else { // No entry, we push this goal on the stack and try to prove it. @@ -355,9 +355,9 @@ impl SearchGraph { // not tracked by the cache key and from outside of this anon task, it // must not be added to the global cache. Notably, this is the case for // trait solver cycles participants. - let ((final_entry, result), dep_node) = tcx.with_cached_task(|| { + let ((final_entry, result), dep_node) = cx.with_cached_task(|| { for _ in 0..FIXPOINT_STEP_LIMIT { - match self.fixpoint_step_in_task(tcx, input, inspect, &mut prove_goal) { + match self.fixpoint_step_in_task(cx, input, inspect, &mut prove_goal) { StepResult::Done(final_entry, result) => return (final_entry, result), StepResult::HasChanged => debug!("fixpoint changed provisional results"), } @@ -366,17 +366,17 @@ impl SearchGraph { debug!("canonical cycle overflow"); let current_entry = self.pop_stack(); debug_assert!(current_entry.has_been_used.is_empty()); - let result = Self::response_no_constraints(tcx, input, Certainty::overflow(false)); + let result = Self::response_no_constraints(cx, input, Certainty::overflow(false)); (current_entry, result) }); - let proof_tree = inspect.finalize_canonical_goal_evaluation(tcx); + let proof_tree = inspect.finalize_canonical_goal_evaluation(cx); // We're now done with this goal. In case this goal is involved in a larger cycle // do not remove it from the provisional cache and update its provisional result. // We only add the root of cycles to the global cache. if let Some(head) = final_entry.non_root_cycle_participant { - let coinductive_stack = Self::stack_coinductive_from(tcx, &self.stack, head); + let coinductive_stack = Self::stack_coinductive_from(cx, &self.stack, head); let entry = self.provisional_cache.get_mut(&input).unwrap(); entry.stack_depth = None; @@ -396,8 +396,8 @@ impl SearchGraph { // participant is on the stack. This is necessary to prevent unstable // results. See the comment of `StackEntry::cycle_participants` for // more details. - self.global_cache(tcx).insert( - tcx, + self.global_cache(cx).insert( + cx, input, proof_tree, reached_depth, @@ -418,15 +418,15 @@ impl SearchGraph { /// this goal. fn lookup_global_cache>( &mut self, - tcx: I, + cx: I, input: CanonicalInput, available_depth: SolverLimit, inspect: &mut ProofTreeBuilder, ) -> Option> { let CacheData { result, proof_tree, additional_depth, encountered_overflow } = self - .global_cache(tcx) + .global_cache(cx) // FIXME: Awkward `Limit -> usize -> Limit`. - .get(tcx, input, self.stack.iter().map(|e| e.input), available_depth.0)?; + .get(cx, input, self.stack.iter().map(|e| e.input), available_depth.0)?; // If we're building a proof tree and the current cache entry does not // contain a proof tree, we do not use the entry but instead recompute @@ -467,7 +467,7 @@ impl SearchGraph { /// point we are done. fn fixpoint_step_in_task( &mut self, - tcx: I, + cx: I, input: CanonicalInput, inspect: &mut ProofTreeBuilder, prove_goal: &mut F, @@ -506,9 +506,9 @@ impl SearchGraph { let reached_fixpoint = if let Some(r) = stack_entry.provisional_result { r == result } else if stack_entry.has_been_used == HasBeenUsed::COINDUCTIVE_CYCLE { - Self::response_no_constraints(tcx, input, Certainty::Yes) == result + Self::response_no_constraints(cx, input, Certainty::Yes) == result } else if stack_entry.has_been_used == HasBeenUsed::INDUCTIVE_CYCLE { - Self::response_no_constraints(tcx, input, Certainty::overflow(false)) == result + Self::response_no_constraints(cx, input, Certainty::overflow(false)) == result } else { false }; @@ -528,11 +528,11 @@ impl SearchGraph { } fn response_no_constraints( - tcx: I, + cx: I, goal: CanonicalInput, certainty: Certainty, ) -> QueryResult { - Ok(super::response_no_constraints_raw(tcx, goal.max_universe, goal.variables, certainty)) + Ok(super::response_no_constraints_raw(cx, goal.max_universe, goal.variables, certainty)) } #[allow(rustc::potential_query_instability)] diff --git a/compiler/rustc_next_trait_solver/src/solve/trait_goals.rs b/compiler/rustc_next_trait_solver/src/solve/trait_goals.rs index 9746c836aff..2bc9d35c2b0 100644 --- a/compiler/rustc_next_trait_solver/src/solve/trait_goals.rs +++ b/compiler/rustc_next_trait_solver/src/solve/trait_goals.rs @@ -30,8 +30,8 @@ where self.trait_ref } - fn with_self_ty(self, tcx: I, self_ty: I::Ty) -> Self { - self.with_self_ty(tcx, self_ty) + fn with_self_ty(self, cx: I, self_ty: I::Ty) -> Self { + self.with_self_ty(cx, self_ty) } fn trait_def_id(self, _: I) -> I::DefId { @@ -43,18 +43,17 @@ where goal: Goal>, impl_def_id: I::DefId, ) -> Result, NoSolution> { - let tcx = ecx.cx(); + let cx = ecx.cx(); - let impl_trait_ref = tcx.impl_trait_ref(impl_def_id); - if !tcx - .args_may_unify_deep(goal.predicate.trait_ref.args, impl_trait_ref.skip_binder().args) + let impl_trait_ref = cx.impl_trait_ref(impl_def_id); + if !cx.args_may_unify_deep(goal.predicate.trait_ref.args, impl_trait_ref.skip_binder().args) { return Err(NoSolution); } // An upper bound of the certainty of this goal, used to lower the certainty // of reservation impl to ambiguous during coherence. - let impl_polarity = tcx.impl_polarity(impl_def_id); + let impl_polarity = cx.impl_polarity(impl_def_id); let maximal_certainty = match (impl_polarity, goal.predicate.polarity) { // In intercrate mode, this is ambiguous. But outside of intercrate, // it's not a real impl. @@ -77,13 +76,13 @@ where ecx.probe_trait_candidate(CandidateSource::Impl(impl_def_id)).enter(|ecx| { let impl_args = ecx.fresh_args_for_item(impl_def_id); ecx.record_impl_args(impl_args); - let impl_trait_ref = impl_trait_ref.instantiate(tcx, impl_args); + let impl_trait_ref = impl_trait_ref.instantiate(cx, impl_args); ecx.eq(goal.param_env, goal.predicate.trait_ref, impl_trait_ref)?; - let where_clause_bounds = tcx + let where_clause_bounds = cx .predicates_of(impl_def_id) - .iter_instantiated(tcx, impl_args) - .map(|pred| goal.with(tcx, pred)); + .iter_instantiated(cx, impl_args) + .map(|pred| goal.with(cx, pred)); ecx.add_goals(GoalSource::ImplWhereBound, where_clause_bounds); ecx.evaluate_added_goals_and_make_canonical_response(maximal_certainty) @@ -181,13 +180,13 @@ where return Err(NoSolution); } - let tcx = ecx.cx(); + let cx = ecx.cx(); ecx.probe_builtin_trait_candidate(BuiltinImplSource::Misc).enter(|ecx| { - let nested_obligations = tcx + let nested_obligations = cx .predicates_of(goal.predicate.def_id()) - .iter_instantiated(tcx, goal.predicate.trait_ref.args) - .map(|p| goal.with(tcx, p)); + .iter_instantiated(cx, goal.predicate.trait_ref.args) + .map(|p| goal.with(cx, p)); // FIXME(-Znext-solver=coinductive): Should this be `GoalSource::ImplWhereBound`? ecx.add_goals(GoalSource::Misc, nested_obligations); ecx.evaluate_added_goals_and_make_canonical_response(Certainty::Yes) @@ -232,13 +231,13 @@ where return Err(NoSolution); } - let tcx = ecx.cx(); + let cx = ecx.cx(); // But if there are inference variables, we have to wait until it's resolved. if (goal.param_env, goal.predicate.self_ty()).has_non_region_infer() { return ecx.forced_ambiguity(MaybeCause::Ambiguity); } - if tcx.layout_is_pointer_like(goal.param_env, goal.predicate.self_ty()) { + if cx.layout_is_pointer_like(goal.param_env, goal.predicate.self_ty()) { ecx.probe_builtin_trait_candidate(BuiltinImplSource::Misc) .enter(|ecx| ecx.evaluate_added_goals_and_make_canonical_response(Certainty::Yes)) } else { @@ -286,10 +285,10 @@ where return Err(NoSolution); } - let tcx = ecx.cx(); + let cx = ecx.cx(); let tupled_inputs_and_output = match structural_traits::extract_tupled_inputs_and_output_from_callable( - tcx, + cx, goal.predicate.self_ty(), goal_kind, )? { @@ -299,14 +298,14 @@ where } }; let output_is_sized_pred = tupled_inputs_and_output.map_bound(|(_, output)| { - ty::TraitRef::new(tcx, tcx.require_lang_item(TraitSolverLangItem::Sized), [output]) + ty::TraitRef::new(cx, cx.require_lang_item(TraitSolverLangItem::Sized), [output]) }); let pred = tupled_inputs_and_output .map_bound(|(inputs, _)| { - ty::TraitRef::new(tcx, goal.predicate.def_id(), [goal.predicate.self_ty(), inputs]) + ty::TraitRef::new(cx, goal.predicate.def_id(), [goal.predicate.self_ty(), inputs]) }) - .upcast(tcx); + .upcast(cx); // A built-in `Fn` impl only holds if the output is sized. // (FIXME: technically we only need to check this if the type is a fn ptr...) Self::probe_and_consider_implied_clause( @@ -314,7 +313,7 @@ where CandidateSource::BuiltinImpl(BuiltinImplSource::Misc), goal, pred, - [(GoalSource::ImplWhereBound, goal.with(tcx, output_is_sized_pred))], + [(GoalSource::ImplWhereBound, goal.with(cx, output_is_sized_pred))], ) } @@ -327,20 +326,20 @@ where return Err(NoSolution); } - let tcx = ecx.cx(); + let cx = ecx.cx(); let (tupled_inputs_and_output_and_coroutine, nested_preds) = structural_traits::extract_tupled_inputs_and_output_from_async_callable( - tcx, + cx, goal.predicate.self_ty(), goal_kind, // This region doesn't matter because we're throwing away the coroutine type - Region::new_static(tcx), + Region::new_static(cx), )?; let output_is_sized_pred = tupled_inputs_and_output_and_coroutine.map_bound( |AsyncCallableRelevantTypes { output_coroutine_ty, .. }| { ty::TraitRef::new( - tcx, - tcx.require_lang_item(TraitSolverLangItem::Sized), + cx, + cx.require_lang_item(TraitSolverLangItem::Sized), [output_coroutine_ty], ) }, @@ -349,12 +348,12 @@ where let pred = tupled_inputs_and_output_and_coroutine .map_bound(|AsyncCallableRelevantTypes { tupled_inputs_ty, .. }| { ty::TraitRef::new( - tcx, + cx, goal.predicate.def_id(), [goal.predicate.self_ty(), tupled_inputs_ty], ) }) - .upcast(tcx); + .upcast(cx); // A built-in `AsyncFn` impl only holds if the output is sized. // (FIXME: technically we only need to check this if the type is a fn ptr...) Self::probe_and_consider_implied_clause( @@ -362,9 +361,9 @@ where CandidateSource::BuiltinImpl(BuiltinImplSource::Misc), goal, pred, - [goal.with(tcx, output_is_sized_pred)] + [goal.with(cx, output_is_sized_pred)] .into_iter() - .chain(nested_preds.into_iter().map(|pred| goal.with(tcx, pred))) + .chain(nested_preds.into_iter().map(|pred| goal.with(cx, pred))) .map(|goal| (GoalSource::ImplWhereBound, goal)), ) } @@ -437,8 +436,8 @@ where }; // Coroutines are not futures unless they come from `async` desugaring - let tcx = ecx.cx(); - if !tcx.coroutine_is_async(def_id) { + let cx = ecx.cx(); + if !cx.coroutine_is_async(def_id) { return Err(NoSolution); } @@ -463,8 +462,8 @@ where }; // Coroutines are not iterators unless they come from `gen` desugaring - let tcx = ecx.cx(); - if !tcx.coroutine_is_gen(def_id) { + let cx = ecx.cx(); + if !cx.coroutine_is_gen(def_id) { return Err(NoSolution); } @@ -489,8 +488,8 @@ where }; // Coroutines are not iterators unless they come from `gen` desugaring - let tcx = ecx.cx(); - if !tcx.coroutine_is_gen(def_id) { + let cx = ecx.cx(); + if !cx.coroutine_is_gen(def_id) { return Err(NoSolution); } @@ -513,8 +512,8 @@ where }; // Coroutines are not iterators unless they come from `gen` desugaring - let tcx = ecx.cx(); - if !tcx.coroutine_is_async_gen(def_id) { + let cx = ecx.cx(); + if !cx.coroutine_is_async_gen(def_id) { return Err(NoSolution); } @@ -540,8 +539,8 @@ where }; // `async`-desugared coroutines do not implement the coroutine trait - let tcx = ecx.cx(); - if !tcx.is_general_coroutine(def_id) { + let cx = ecx.cx(); + if !cx.is_general_coroutine(def_id) { return Err(NoSolution); } @@ -550,8 +549,8 @@ where ecx, CandidateSource::BuiltinImpl(BuiltinImplSource::Misc), goal, - ty::TraitRef::new(tcx, goal.predicate.def_id(), [self_ty, coroutine.resume_ty()]) - .upcast(tcx), + ty::TraitRef::new(cx, goal.predicate.def_id(), [self_ty, coroutine.resume_ty()]) + .upcast(cx), // Technically, we need to check that the coroutine types are Sized, // but that's already proven by the coroutine being WF. [], @@ -727,7 +726,7 @@ where b_data: I::BoundExistentialPredicates, b_region: I::Region, ) -> Vec> { - let tcx = self.cx(); + let cx = self.cx(); let Goal { predicate: (a_ty, _b_ty), .. } = goal; let mut responses = vec![]; @@ -745,7 +744,7 @@ where )); } else if let Some(a_principal) = a_data.principal() { for new_a_principal in - D::elaborate_supertraits(self.cx(), a_principal.with_self_ty(tcx, a_ty)).skip(1) + D::elaborate_supertraits(self.cx(), a_principal.with_self_ty(cx, a_ty)).skip(1) { responses.extend(self.consider_builtin_upcast_to_principal( goal, @@ -755,7 +754,7 @@ where b_data, b_region, Some(new_a_principal.map_bound(|trait_ref| { - ty::ExistentialTraitRef::erase_self_ty(tcx, trait_ref) + ty::ExistentialTraitRef::erase_self_ty(cx, trait_ref) })), )); } @@ -770,11 +769,11 @@ where b_data: I::BoundExistentialPredicates, b_region: I::Region, ) -> Result, NoSolution> { - let tcx = self.cx(); + let cx = self.cx(); let Goal { predicate: (a_ty, _), .. } = goal; // Can only unsize to an object-safe trait. - if b_data.principal_def_id().is_some_and(|def_id| !tcx.trait_is_object_safe(def_id)) { + if b_data.principal_def_id().is_some_and(|def_id| !cx.trait_is_object_safe(def_id)) { return Err(NoSolution); } @@ -783,24 +782,20 @@ where // (i.e. the principal, all of the associated types match, and any auto traits) ecx.add_goals( GoalSource::ImplWhereBound, - b_data.iter().map(|pred| goal.with(tcx, pred.with_self_ty(tcx, a_ty))), + b_data.iter().map(|pred| goal.with(cx, pred.with_self_ty(cx, a_ty))), ); // The type must be `Sized` to be unsized. ecx.add_goal( GoalSource::ImplWhereBound, goal.with( - tcx, - ty::TraitRef::new( - tcx, - tcx.require_lang_item(TraitSolverLangItem::Sized), - [a_ty], - ), + cx, + ty::TraitRef::new(cx, cx.require_lang_item(TraitSolverLangItem::Sized), [a_ty]), ), ); // The type must outlive the lifetime of the `dyn` we're unsizing into. - ecx.add_goal(GoalSource::Misc, goal.with(tcx, ty::OutlivesPredicate(a_ty, b_region))); + ecx.add_goal(GoalSource::Misc, goal.with(cx, ty::OutlivesPredicate(a_ty, b_region))); ecx.evaluate_added_goals_and_make_canonical_response(Certainty::Yes) }) } @@ -941,28 +936,28 @@ where a_args: I::GenericArgs, b_args: I::GenericArgs, ) -> Result, NoSolution> { - let tcx = self.cx(); + let cx = self.cx(); let Goal { predicate: (_a_ty, b_ty), .. } = goal; - let unsizing_params = tcx.unsizing_params_for_adt(def.def_id()); + let unsizing_params = cx.unsizing_params_for_adt(def.def_id()); // We must be unsizing some type parameters. This also implies // that the struct has a tail field. if unsizing_params.is_empty() { return Err(NoSolution); } - let tail_field_ty = def.struct_tail_ty(tcx).unwrap(); + let tail_field_ty = def.struct_tail_ty(cx).unwrap(); - let a_tail_ty = tail_field_ty.instantiate(tcx, a_args); - let b_tail_ty = tail_field_ty.instantiate(tcx, b_args); + let a_tail_ty = tail_field_ty.instantiate(cx, a_args); + let b_tail_ty = tail_field_ty.instantiate(cx, b_args); // Instantiate just the unsizing params from B into A. The type after // this instantiation must be equal to B. This is so we don't unsize // unrelated type parameters. - let new_a_args = tcx.mk_args_from_iter(a_args.iter().enumerate().map(|(i, a)| { + let new_a_args = cx.mk_args_from_iter(a_args.iter().enumerate().map(|(i, a)| { if unsizing_params.contains(i as u32) { b_args.get(i).unwrap() } else { a } })); - let unsized_a_ty = Ty::new_adt(tcx, def, new_a_args); + let unsized_a_ty = Ty::new_adt(cx, def, new_a_args); // Finally, we require that `TailA: Unsize` for the tail field // types. @@ -970,10 +965,10 @@ where self.add_goal( GoalSource::ImplWhereBound, goal.with( - tcx, + cx, ty::TraitRef::new( - tcx, - tcx.require_lang_item(TraitSolverLangItem::Unsize), + cx, + cx.require_lang_item(TraitSolverLangItem::Unsize), [a_tail_ty, b_tail_ty], ), ), @@ -998,25 +993,24 @@ where a_tys: I::Tys, b_tys: I::Tys, ) -> Result, NoSolution> { - let tcx = self.cx(); + let cx = self.cx(); let Goal { predicate: (_a_ty, b_ty), .. } = goal; let (&a_last_ty, a_rest_tys) = a_tys.split_last().unwrap(); let b_last_ty = b_tys.last().unwrap(); // Instantiate just the tail field of B., and require that they're equal. - let unsized_a_ty = - Ty::new_tup_from_iter(tcx, a_rest_tys.iter().copied().chain([b_last_ty])); + let unsized_a_ty = Ty::new_tup_from_iter(cx, a_rest_tys.iter().copied().chain([b_last_ty])); self.eq(goal.param_env, unsized_a_ty, b_ty)?; // Similar to ADTs, require that we can unsize the tail. self.add_goal( GoalSource::ImplWhereBound, goal.with( - tcx, + cx, ty::TraitRef::new( - tcx, - tcx.require_lang_item(TraitSolverLangItem::Unsize), + cx, + cx.require_lang_item(TraitSolverLangItem::Unsize), [a_last_ty, b_last_ty], ), ), -- cgit 1.4.1-3-g733a5 From cf0251d92ced77d926a2292df96cb9ad3ce14f97 Mon Sep 17 00:00:00 2001 From: Nicholas Nethercote Date: Mon, 17 Jun 2024 18:47:09 +1000 Subject: Fix a span in `parse_ty_bare_fn`. It currently goes one token too far. Example: line 259 of `tests/ui/abi/compatibility.rs`: ``` test_abi_compatible!(fn_fn, fn(), fn(i32) -> i32); ``` This commit changes the span for the second element from `fn(),` to `fn()`, i.e. removes the extraneous comma. --- compiler/rustc_ast/src/ast.rs | 3 ++- compiler/rustc_parse/src/parser/ty.rs | 2 +- tests/ui/rust-2024/safe-outside-extern.gated.stderr | 2 +- tests/ui/rust-2024/safe-outside-extern.ungated.stderr | 2 +- 4 files changed, 5 insertions(+), 4 deletions(-) (limited to 'compiler') diff --git a/compiler/rustc_ast/src/ast.rs b/compiler/rustc_ast/src/ast.rs index 30c54ef2d3c..4a3ce0e0c30 100644 --- a/compiler/rustc_ast/src/ast.rs +++ b/compiler/rustc_ast/src/ast.rs @@ -2126,7 +2126,8 @@ pub struct BareFnTy { pub ext: Extern, pub generic_params: ThinVec, pub decl: P, - /// Span of the `fn(...) -> ...` part. + /// Span of the `[unsafe] [extern] fn(...) -> ...` part, i.e. everything + /// after the generic params (if there are any, e.g. `for<'a>`). pub decl_span: Span, } diff --git a/compiler/rustc_parse/src/parser/ty.rs b/compiler/rustc_parse/src/parser/ty.rs index fcd623b477f..d2043c353fe 100644 --- a/compiler/rustc_parse/src/parser/ty.rs +++ b/compiler/rustc_parse/src/parser/ty.rs @@ -608,7 +608,7 @@ impl<'a> Parser<'a> { self.dcx().emit_err(FnPointerCannotBeAsync { span: whole_span, qualifier: span }); } // FIXME(gen_blocks): emit a similar error for `gen fn()` - let decl_span = span_start.to(self.token.span); + let decl_span = span_start.to(self.prev_token.span); Ok(TyKind::BareFn(P(BareFnTy { ext, safety, generic_params: params, decl, decl_span }))) } diff --git a/tests/ui/rust-2024/safe-outside-extern.gated.stderr b/tests/ui/rust-2024/safe-outside-extern.gated.stderr index ea7aa181445..18a3361f35b 100644 --- a/tests/ui/rust-2024/safe-outside-extern.gated.stderr +++ b/tests/ui/rust-2024/safe-outside-extern.gated.stderr @@ -26,7 +26,7 @@ error: function pointers cannot be declared with `safe` safety qualifier --> $DIR/safe-outside-extern.rs:24:14 | LL | type FnPtr = safe fn(i32, i32) -> i32; - | ^^^^^^^^^^^^^^^^^^^^^^^^^ + | ^^^^^^^^^^^^^^^^^^^^^^^^ error: aborting due to 5 previous errors diff --git a/tests/ui/rust-2024/safe-outside-extern.ungated.stderr b/tests/ui/rust-2024/safe-outside-extern.ungated.stderr index 908f5b504eb..9ea6d451e8c 100644 --- a/tests/ui/rust-2024/safe-outside-extern.ungated.stderr +++ b/tests/ui/rust-2024/safe-outside-extern.ungated.stderr @@ -26,7 +26,7 @@ error: function pointers cannot be declared with `safe` safety qualifier --> $DIR/safe-outside-extern.rs:24:14 | LL | type FnPtr = safe fn(i32, i32) -> i32; - | ^^^^^^^^^^^^^^^^^^^^^^^^^ + | ^^^^^^^^^^^^^^^^^^^^^^^^ error[E0658]: `unsafe extern {}` blocks and `safe` keyword are experimental --> $DIR/safe-outside-extern.rs:4:1 -- cgit 1.4.1-3-g733a5 From 0addda65788642c9967cd151eff953be1ddee32f Mon Sep 17 00:00:00 2001 From: yukang Date: Wed, 26 Jun 2024 08:44:59 +0800 Subject: Fix bad replacement for unsafe extern block suggestion --- compiler/rustc_ast_passes/src/ast_validation.rs | 2 +- compiler/rustc_ast_passes/src/errors.rs | 2 +- tests/ui/parser/fn-header-semantic-fail.stderr | 16 ++++++++++------ tests/ui/parser/no-const-fn-in-extern-block.stderr | 8 +++++--- tests/ui/parser/unsafe-foreign-mod-2.stderr | 8 +++++--- ...e-unsafe-on-unadorned-extern-block.edition2021.stderr | 16 ++++++++++------ ...e-unsafe-on-unadorned-extern-block.edition2024.stderr | 16 ++++++++++------ .../unsafe-on-extern-block-issue-126756.fixed | 10 ++++++++++ .../unsafe-on-extern-block-issue-126756.rs | 10 ++++++++++ .../unsafe-on-extern-block-issue-126756.stderr | 13 +++++++++++++ 10 files changed, 75 insertions(+), 26 deletions(-) create mode 100644 tests/ui/rust-2024/unsafe-extern-blocks/unsafe-on-extern-block-issue-126756.fixed create mode 100644 tests/ui/rust-2024/unsafe-extern-blocks/unsafe-on-extern-block-issue-126756.rs create mode 100644 tests/ui/rust-2024/unsafe-extern-blocks/unsafe-on-extern-block-issue-126756.stderr (limited to 'compiler') diff --git a/compiler/rustc_ast_passes/src/ast_validation.rs b/compiler/rustc_ast_passes/src/ast_validation.rs index 79717c969d7..6cff5392f95 100644 --- a/compiler/rustc_ast_passes/src/ast_validation.rs +++ b/compiler/rustc_ast_passes/src/ast_validation.rs @@ -464,7 +464,7 @@ impl<'a> AstValidator<'a> { { self.dcx().emit_err(errors::InvalidSafetyOnExtern { item_span: span, - block: self.current_extern_span(), + block: self.current_extern_span().shrink_to_lo(), }); } } diff --git a/compiler/rustc_ast_passes/src/errors.rs b/compiler/rustc_ast_passes/src/errors.rs index 96c476b271c..965d8fac712 100644 --- a/compiler/rustc_ast_passes/src/errors.rs +++ b/compiler/rustc_ast_passes/src/errors.rs @@ -221,7 +221,7 @@ pub enum ExternBlockSuggestion { pub struct InvalidSafetyOnExtern { #[primary_span] pub item_span: Span, - #[suggestion(code = "", applicability = "maybe-incorrect")] + #[suggestion(code = "unsafe ", applicability = "machine-applicable", style = "verbose")] pub block: Span, } diff --git a/tests/ui/parser/fn-header-semantic-fail.stderr b/tests/ui/parser/fn-header-semantic-fail.stderr index 29404f1793b..b519ddbe2b4 100644 --- a/tests/ui/parser/fn-header-semantic-fail.stderr +++ b/tests/ui/parser/fn-header-semantic-fail.stderr @@ -81,11 +81,13 @@ LL | async fn fe1(); error: items in unadorned `extern` blocks cannot have safety qualifiers --> $DIR/fn-header-semantic-fail.rs:47:9 | -LL | extern "C" { - | ---------- help: add unsafe to this `extern` block -LL | async fn fe1(); LL | unsafe fn fe2(); | ^^^^^^^^^^^^^^^^ + | +help: add unsafe to this `extern` block + | +LL | unsafe extern "C" { + | ++++++ error: functions in `extern` blocks cannot have qualifiers --> $DIR/fn-header-semantic-fail.rs:48:9 @@ -135,11 +137,13 @@ LL | const async unsafe extern "C" fn fe5(); error: items in unadorned `extern` blocks cannot have safety qualifiers --> $DIR/fn-header-semantic-fail.rs:50:9 | -LL | extern "C" { - | ---------- help: add unsafe to this `extern` block -... LL | const async unsafe extern "C" fn fe5(); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + | +help: add unsafe to this `extern` block + | +LL | unsafe extern "C" { + | ++++++ error: functions cannot be both `const` and `async` --> $DIR/fn-header-semantic-fail.rs:50:9 diff --git a/tests/ui/parser/no-const-fn-in-extern-block.stderr b/tests/ui/parser/no-const-fn-in-extern-block.stderr index f575acc839d..8c23824a708 100644 --- a/tests/ui/parser/no-const-fn-in-extern-block.stderr +++ b/tests/ui/parser/no-const-fn-in-extern-block.stderr @@ -18,11 +18,13 @@ LL | const unsafe fn bar(); error: items in unadorned `extern` blocks cannot have safety qualifiers --> $DIR/no-const-fn-in-extern-block.rs:4:5 | -LL | extern "C" { - | ---------- help: add unsafe to this `extern` block -... LL | const unsafe fn bar(); | ^^^^^^^^^^^^^^^^^^^^^^ + | +help: add unsafe to this `extern` block + | +LL | unsafe extern "C" { + | ++++++ error: aborting due to 3 previous errors diff --git a/tests/ui/parser/unsafe-foreign-mod-2.stderr b/tests/ui/parser/unsafe-foreign-mod-2.stderr index e59352395ed..77a383d5efa 100644 --- a/tests/ui/parser/unsafe-foreign-mod-2.stderr +++ b/tests/ui/parser/unsafe-foreign-mod-2.stderr @@ -13,11 +13,13 @@ LL | extern "C" unsafe { error: items in unadorned `extern` blocks cannot have safety qualifiers --> $DIR/unsafe-foreign-mod-2.rs:4:5 | -LL | extern "C" unsafe { - | ----------------- help: add unsafe to this `extern` block -... LL | unsafe fn foo(); | ^^^^^^^^^^^^^^^^ + | +help: add unsafe to this `extern` block + | +LL | unsafe extern "C" unsafe { + | ++++++ error: aborting due to 3 previous errors diff --git a/tests/ui/rust-2024/unsafe-extern-blocks/safe-unsafe-on-unadorned-extern-block.edition2021.stderr b/tests/ui/rust-2024/unsafe-extern-blocks/safe-unsafe-on-unadorned-extern-block.edition2021.stderr index 411cf48b486..e90613357b1 100644 --- a/tests/ui/rust-2024/unsafe-extern-blocks/safe-unsafe-on-unadorned-extern-block.edition2021.stderr +++ b/tests/ui/rust-2024/unsafe-extern-blocks/safe-unsafe-on-unadorned-extern-block.edition2021.stderr @@ -1,20 +1,24 @@ error: items in unadorned `extern` blocks cannot have safety qualifiers --> $DIR/safe-unsafe-on-unadorned-extern-block.rs:10:5 | -LL | extern "C" { - | ---------- help: add unsafe to this `extern` block -LL | LL | safe static TEST1: i32; | ^^^^^^^^^^^^^^^^^^^^^^^ + | +help: add unsafe to this `extern` block + | +LL | unsafe extern "C" { + | ++++++ error: items in unadorned `extern` blocks cannot have safety qualifiers --> $DIR/safe-unsafe-on-unadorned-extern-block.rs:12:5 | -LL | extern "C" { - | ---------- help: add unsafe to this `extern` block -... LL | safe fn test1(i: i32); | ^^^^^^^^^^^^^^^^^^^^^^ + | +help: add unsafe to this `extern` block + | +LL | unsafe extern "C" { + | ++++++ error: aborting due to 2 previous errors diff --git a/tests/ui/rust-2024/unsafe-extern-blocks/safe-unsafe-on-unadorned-extern-block.edition2024.stderr b/tests/ui/rust-2024/unsafe-extern-blocks/safe-unsafe-on-unadorned-extern-block.edition2024.stderr index b634adc2999..1207ee158cc 100644 --- a/tests/ui/rust-2024/unsafe-extern-blocks/safe-unsafe-on-unadorned-extern-block.edition2024.stderr +++ b/tests/ui/rust-2024/unsafe-extern-blocks/safe-unsafe-on-unadorned-extern-block.edition2024.stderr @@ -13,20 +13,24 @@ LL | | } error: items in unadorned `extern` blocks cannot have safety qualifiers --> $DIR/safe-unsafe-on-unadorned-extern-block.rs:10:5 | -LL | extern "C" { - | ---------- help: add unsafe to this `extern` block -LL | LL | safe static TEST1: i32; | ^^^^^^^^^^^^^^^^^^^^^^^ + | +help: add unsafe to this `extern` block + | +LL | unsafe extern "C" { + | ++++++ error: items in unadorned `extern` blocks cannot have safety qualifiers --> $DIR/safe-unsafe-on-unadorned-extern-block.rs:12:5 | -LL | extern "C" { - | ---------- help: add unsafe to this `extern` block -... LL | safe fn test1(i: i32); | ^^^^^^^^^^^^^^^^^^^^^^ + | +help: add unsafe to this `extern` block + | +LL | unsafe extern "C" { + | ++++++ error: aborting due to 3 previous errors diff --git a/tests/ui/rust-2024/unsafe-extern-blocks/unsafe-on-extern-block-issue-126756.fixed b/tests/ui/rust-2024/unsafe-extern-blocks/unsafe-on-extern-block-issue-126756.fixed new file mode 100644 index 00000000000..2ff595cc44d --- /dev/null +++ b/tests/ui/rust-2024/unsafe-extern-blocks/unsafe-on-extern-block-issue-126756.fixed @@ -0,0 +1,10 @@ +//@ run-rustfix + +#![feature(unsafe_extern_blocks)] +#![allow(dead_code)] + +unsafe extern "C" { + unsafe fn foo(); //~ ERROR items in unadorned `extern` blocks cannot have safety qualifiers +} + +fn main() {} diff --git a/tests/ui/rust-2024/unsafe-extern-blocks/unsafe-on-extern-block-issue-126756.rs b/tests/ui/rust-2024/unsafe-extern-blocks/unsafe-on-extern-block-issue-126756.rs new file mode 100644 index 00000000000..6fe43f7a5b4 --- /dev/null +++ b/tests/ui/rust-2024/unsafe-extern-blocks/unsafe-on-extern-block-issue-126756.rs @@ -0,0 +1,10 @@ +//@ run-rustfix + +#![feature(unsafe_extern_blocks)] +#![allow(dead_code)] + +extern "C" { + unsafe fn foo(); //~ ERROR items in unadorned `extern` blocks cannot have safety qualifiers +} + +fn main() {} diff --git a/tests/ui/rust-2024/unsafe-extern-blocks/unsafe-on-extern-block-issue-126756.stderr b/tests/ui/rust-2024/unsafe-extern-blocks/unsafe-on-extern-block-issue-126756.stderr new file mode 100644 index 00000000000..05d23d001ad --- /dev/null +++ b/tests/ui/rust-2024/unsafe-extern-blocks/unsafe-on-extern-block-issue-126756.stderr @@ -0,0 +1,13 @@ +error: items in unadorned `extern` blocks cannot have safety qualifiers + --> $DIR/unsafe-on-extern-block-issue-126756.rs:7:5 + | +LL | unsafe fn foo(); + | ^^^^^^^^^^^^^^^^ + | +help: add unsafe to this `extern` block + | +LL | unsafe extern "C" { + | ++++++ + +error: aborting due to 1 previous error + -- cgit 1.4.1-3-g733a5 From e17c16d55b20b9d2702fafa017263406d1e94042 Mon Sep 17 00:00:00 2001 From: DianQK Date: Tue, 4 Jun 2024 22:46:20 +0800 Subject: Format C++ files in `llvm-wrapper` --- .../rustc_llvm/llvm-wrapper/ArchiveWrapper.cpp | 33 +- compiler/rustc_llvm/llvm-wrapper/Linker.cpp | 18 +- compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp | 470 +++++---- compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp | 1027 ++++++++++---------- .../rustc_llvm/llvm-wrapper/SuppressLLVMWarnings.h | 14 +- compiler/rustc_llvm/llvm-wrapper/SymbolWrapper.cpp | 23 +- 6 files changed, 764 insertions(+), 821 deletions(-) (limited to 'compiler') diff --git a/compiler/rustc_llvm/llvm-wrapper/ArchiveWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/ArchiveWrapper.cpp index 8871f410e36..a8c278741a7 100644 --- a/compiler/rustc_llvm/llvm-wrapper/ArchiveWrapper.cpp +++ b/compiler/rustc_llvm/llvm-wrapper/ArchiveWrapper.cpp @@ -13,10 +13,7 @@ struct RustArchiveMember { Archive::Child Child; RustArchiveMember() - : Filename(nullptr), Name(nullptr), - Child(nullptr, nullptr, nullptr) - { - } + : Filename(nullptr), Name(nullptr), Child(nullptr, nullptr, nullptr) {} ~RustArchiveMember() {} }; @@ -27,11 +24,8 @@ struct RustArchiveIterator { std::unique_ptr Err; RustArchiveIterator(Archive::child_iterator Cur, Archive::child_iterator End, - std::unique_ptr Err) - : First(true), - Cur(Cur), - End(End), - Err(std::move(Err)) {} + std::unique_ptr Err) + : First(true), Cur(Cur), End(End), Err(std::move(Err)) {} }; enum class LLVMRustArchiveKind { @@ -66,8 +60,8 @@ typedef Archive::Child const *LLVMRustArchiveChildConstRef; typedef RustArchiveIterator *LLVMRustArchiveIteratorRef; extern "C" LLVMRustArchiveRef LLVMRustOpenArchive(char *Path) { - ErrorOr> BufOr = - MemoryBuffer::getFile(Path, /*IsText*/false, /*RequiresNullTerminator=*/false); + ErrorOr> BufOr = MemoryBuffer::getFile( + Path, /*IsText*/ false, /*RequiresNullTerminator=*/false); if (!BufOr) { LLVMRustSetLastError(BufOr.getError().message().c_str()); return nullptr; @@ -146,8 +140,8 @@ extern "C" const char * LLVMRustArchiveChildName(LLVMRustArchiveChildConstRef Child, size_t *Size) { Expected NameOrErr = Child->getName(); if (!NameOrErr) { - // rustc_codegen_llvm currently doesn't use this error string, but it might be - // useful in the future, and in the meantime this tells LLVM that the + // rustc_codegen_llvm currently doesn't use this error string, but it might + // be useful in the future, and in the meantime this tells LLVM that the // error was not ignored and that it shouldn't abort the process. LLVMRustSetLastError(toString(NameOrErr.takeError()).c_str()); return nullptr; @@ -172,10 +166,9 @@ extern "C" void LLVMRustArchiveMemberFree(LLVMRustArchiveMemberRef Member) { delete Member; } -extern "C" LLVMRustResult -LLVMRustWriteArchive(char *Dst, size_t NumMembers, - const LLVMRustArchiveMemberRef *NewMembers, - bool WriteSymbtab, LLVMRustArchiveKind RustKind, bool isEC) { +extern "C" LLVMRustResult LLVMRustWriteArchive( + char *Dst, size_t NumMembers, const LLVMRustArchiveMemberRef *NewMembers, + bool WriteSymbtab, LLVMRustArchiveKind RustKind, bool isEC) { std::vector Members; auto Kind = fromRust(RustKind); @@ -206,8 +199,10 @@ LLVMRustWriteArchive(char *Dst, size_t NumMembers, #if LLVM_VERSION_LT(18, 0) auto Result = writeArchive(Dst, Members, WriteSymbtab, Kind, true, false); #else - auto SymtabMode = WriteSymbtab ? SymtabWritingMode::NormalSymtab : SymtabWritingMode::NoSymtab; - auto Result = writeArchive(Dst, Members, SymtabMode, Kind, true, false, nullptr, isEC); + auto SymtabMode = WriteSymbtab ? SymtabWritingMode::NormalSymtab + : SymtabWritingMode::NoSymtab; + auto Result = + writeArchive(Dst, Members, SymtabMode, Kind, true, false, nullptr, isEC); #endif if (!Result) return LLVMRustResult::Success; diff --git a/compiler/rustc_llvm/llvm-wrapper/Linker.cpp b/compiler/rustc_llvm/llvm-wrapper/Linker.cpp index 533df0f75f8..f43128ed550 100644 --- a/compiler/rustc_llvm/llvm-wrapper/Linker.cpp +++ b/compiler/rustc_llvm/llvm-wrapper/Linker.cpp @@ -1,5 +1,5 @@ -#include "SuppressLLVMWarnings.h" #include "llvm/Linker/Linker.h" +#include "SuppressLLVMWarnings.h" #include "LLVMWrapper.h" @@ -9,26 +9,18 @@ struct RustLinker { Linker L; LLVMContext &Ctx; - RustLinker(Module &M) : - L(M), - Ctx(M.getContext()) - {} + RustLinker(Module &M) : L(M), Ctx(M.getContext()) {} }; -extern "C" RustLinker* -LLVMRustLinkerNew(LLVMModuleRef DstRef) { +extern "C" RustLinker *LLVMRustLinkerNew(LLVMModuleRef DstRef) { Module *Dst = unwrap(DstRef); return new RustLinker(*Dst); } -extern "C" void -LLVMRustLinkerFree(RustLinker *L) { - delete L; -} +extern "C" void LLVMRustLinkerFree(RustLinker *L) { delete L; } -extern "C" bool -LLVMRustLinkerAdd(RustLinker *L, char *BC, size_t Len) { +extern "C" bool LLVMRustLinkerAdd(RustLinker *L, char *BC, size_t Len) { std::unique_ptr Buf = MemoryBuffer::getMemBufferCopy(StringRef(BC, Len)); diff --git a/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp index a027ddcc150..c4cfc0b6dc6 100644 --- a/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp +++ b/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp @@ -2,23 +2,25 @@ #include #include -#include #include +#include #include "LLVMWrapper.h" #include "llvm/Analysis/AliasAnalysis.h" #include "llvm/Analysis/TargetLibraryInfo.h" #include "llvm/Analysis/TargetTransformInfo.h" +#include "llvm/Bitcode/BitcodeWriter.h" #include "llvm/CodeGen/CommandFlags.h" #include "llvm/CodeGen/TargetSubtargetInfo.h" -#include "llvm/IR/AutoUpgrade.h" #include "llvm/IR/AssemblyAnnotationWriter.h" +#include "llvm/IR/AutoUpgrade.h" #include "llvm/IR/IntrinsicInst.h" #include "llvm/IR/Verifier.h" +#include "llvm/LTO/LTO.h" #include "llvm/MC/TargetRegistry.h" -#include "llvm/Object/ObjectFile.h" #include "llvm/Object/IRObjectFile.h" +#include "llvm/Object/ObjectFile.h" #include "llvm/Passes/PassBuilder.h" #include "llvm/Passes/PassPlugin.h" #include "llvm/Passes/StandardInstrumentations.h" @@ -33,26 +35,24 @@ #include "llvm/Transforms/IPO/ThinLTOBitcodeWriter.h" #include "llvm/Transforms/Utils/AddDiscriminators.h" #include "llvm/Transforms/Utils/FunctionImportUtils.h" -#include "llvm/LTO/LTO.h" -#include "llvm/Bitcode/BitcodeWriter.h" #if LLVM_VERSION_GE(18, 0) #include "llvm/TargetParser/Host.h" #endif +#include "llvm/Support/TimeProfiler.h" #include "llvm/Transforms/Instrumentation.h" #include "llvm/Transforms/Instrumentation/AddressSanitizer.h" #include "llvm/Transforms/Instrumentation/DataFlowSanitizer.h" -#include "llvm/Support/TimeProfiler.h" #if LLVM_VERSION_GE(19, 0) #include "llvm/Support/PGOOptions.h" #endif #include "llvm/Transforms/Instrumentation/GCOVProfiler.h" +#include "llvm/Transforms/Instrumentation/HWAddressSanitizer.h" #include "llvm/Transforms/Instrumentation/InstrProfiling.h" -#include "llvm/Transforms/Instrumentation/ThreadSanitizer.h" #include "llvm/Transforms/Instrumentation/MemorySanitizer.h" -#include "llvm/Transforms/Instrumentation/HWAddressSanitizer.h" +#include "llvm/Transforms/Instrumentation/ThreadSanitizer.h" +#include "llvm/Transforms/Utils.h" #include "llvm/Transforms/Utils/CanonicalizeAliases.h" #include "llvm/Transforms/Utils/NameAnonGlobals.h" -#include "llvm/Transforms/Utils.h" using namespace llvm; @@ -74,7 +74,7 @@ extern "C" void LLVMRustTimeTraceProfilerFinishThread() { timeTraceProfilerFinishThread(); } -extern "C" void LLVMRustTimeTraceProfilerFinish(const char* FileName) { +extern "C" void LLVMRustTimeTraceProfilerFinish(const char *FileName) { auto FN = StringRef(FileName); std::error_code EC; auto OS = raw_fd_ostream(FN, EC, sys::fs::CD_CreateAlways); @@ -188,7 +188,7 @@ extern "C" void LLVMRustTimeTraceProfilerFinish(const char* FileName) { SUBTARGET_HEXAGON \ SUBTARGET_XTENSA \ SUBTARGET_RISCV \ - SUBTARGET_LOONGARCH \ + SUBTARGET_LOONGARCH #define SUBTARGET(x) \ namespace llvm { \ @@ -215,8 +215,7 @@ enum class LLVMRustCodeModel { None, }; -static std::optional -fromRust(LLVMRustCodeModel Model) { +static std::optional fromRust(LLVMRustCodeModel Model) { switch (Model) { case LLVMRustCodeModel::Tiny: return CodeModel::Tiny; @@ -243,9 +242,9 @@ enum class LLVMRustCodeGenOptLevel { }; #if LLVM_VERSION_GE(18, 0) - using CodeGenOptLevelEnum = llvm::CodeGenOptLevel; +using CodeGenOptLevelEnum = llvm::CodeGenOptLevel; #else - using CodeGenOptLevelEnum = llvm::CodeGenOpt::Level; +using CodeGenOptLevelEnum = llvm::CodeGenOpt::Level; #endif static CodeGenOptLevelEnum fromRust(LLVMRustCodeGenOptLevel Level) { @@ -319,48 +318,49 @@ static Reloc::Model fromRust(LLVMRustRelocModel RustReloc) { } /// getLongestEntryLength - Return the length of the longest entry in the table. -template -static size_t getLongestEntryLength(ArrayRef Table) { +template static size_t getLongestEntryLength(ArrayRef Table) { size_t MaxLen = 0; for (auto &I : Table) MaxLen = std::max(MaxLen, std::strlen(I.Key)); return MaxLen; } -using PrintBackendInfo = void(void*, const char* Data, size_t Len); +using PrintBackendInfo = void(void *, const char *Data, size_t Len); extern "C" void LLVMRustPrintTargetCPUs(LLVMTargetMachineRef TM, - const char* TargetCPU, - PrintBackendInfo Print, - void* Out) { + const char *TargetCPU, + PrintBackendInfo Print, void *Out) { const TargetMachine *Target = unwrap(TM); - const Triple::ArchType HostArch = Triple(sys::getDefaultTargetTriple()).getArch(); + const Triple::ArchType HostArch = + Triple(sys::getDefaultTargetTriple()).getArch(); const Triple::ArchType TargetArch = Target->getTargetTriple().getArch(); std::ostringstream Buf; const MCSubtargetInfo *MCInfo = Target->getMCSubtargetInfo(); - const ArrayRef CPUTable = MCInfo->getAllProcessorDescriptions(); + const ArrayRef CPUTable = + MCInfo->getAllProcessorDescriptions(); unsigned MaxCPULen = getLongestEntryLength(CPUTable); Buf << "Available CPUs for this target:\n"; // Don't print the "native" entry when the user specifies --target with a // different arch since that could be wrong or misleading. if (HostArch == TargetArch) { - MaxCPULen = std::max(MaxCPULen, (unsigned) std::strlen("native")); + MaxCPULen = std::max(MaxCPULen, (unsigned)std::strlen("native")); const StringRef HostCPU = sys::getHostCPUName(); Buf << " " << std::left << std::setw(MaxCPULen) << "native" << " - Select the CPU of the current host " - "(currently " << HostCPU.str() << ").\n"; + "(currently " + << HostCPU.str() << ").\n"; } for (auto &CPU : CPUTable) { // Compare cpu against current target to label the default if (strcmp(CPU.Key, TargetCPU) == 0) { Buf << " " << std::left << std::setw(MaxCPULen) << CPU.Key << " - This is the default target CPU for the current build target " - "(currently " << Target->getTargetTriple().str() << ")."; - } - else { + "(currently " + << Target->getTargetTriple().str() << ")."; + } else { Buf << " " << CPU.Key; } Buf << "\n"; @@ -374,7 +374,8 @@ extern "C" size_t LLVMRustGetTargetFeaturesCount(LLVMTargetMachineRef TM) { #if LLVM_VERSION_GE(18, 0) const TargetMachine *Target = unwrap(TM); const MCSubtargetInfo *MCInfo = Target->getMCSubtargetInfo(); - const ArrayRef FeatTable = MCInfo->getAllProcessorFeatures(); + const ArrayRef FeatTable = + MCInfo->getAllProcessorFeatures(); return FeatTable.size(); #else return 0; @@ -382,18 +383,20 @@ extern "C" size_t LLVMRustGetTargetFeaturesCount(LLVMTargetMachineRef TM) { } extern "C" void LLVMRustGetTargetFeature(LLVMTargetMachineRef TM, size_t Index, - const char** Feature, const char** Desc) { + const char **Feature, + const char **Desc) { #if LLVM_VERSION_GE(18, 0) const TargetMachine *Target = unwrap(TM); const MCSubtargetInfo *MCInfo = Target->getMCSubtargetInfo(); - const ArrayRef FeatTable = MCInfo->getAllProcessorFeatures(); + const ArrayRef FeatTable = + MCInfo->getAllProcessorFeatures(); const SubtargetFeatureKV Feat = FeatTable[Index]; *Feature = Feat.Key; *Desc = Feat.Desc; #endif } -extern "C" const char* LLVMRustGetHostCPUName(size_t *len) { +extern "C" const char *LLVMRustGetHostCPUName(size_t *len) { StringRef Name = sys::getHostCPUName(); *len = Name.size(); return Name.data(); @@ -403,19 +406,11 @@ extern "C" LLVMTargetMachineRef LLVMRustCreateTargetMachine( const char *TripleStr, const char *CPU, const char *Feature, const char *ABIStr, LLVMRustCodeModel RustCM, LLVMRustRelocModel RustReloc, LLVMRustCodeGenOptLevel RustOptLevel, bool UseSoftFloat, - bool FunctionSections, - bool DataSections, - bool UniqueSectionNames, - bool TrapUnreachable, - bool Singlethread, - bool AsmComments, - bool EmitStackSizeSection, - bool RelaxELFRelocations, - bool UseInitArray, - const char *SplitDwarfFile, - const char *OutputObjFile, - const char *DebugInfoCompression, - bool UseEmulatedTls, + bool FunctionSections, bool DataSections, bool UniqueSectionNames, + bool TrapUnreachable, bool Singlethread, bool AsmComments, + bool EmitStackSizeSection, bool RelaxELFRelocations, bool UseInitArray, + const char *SplitDwarfFile, const char *OutputObjFile, + const char *DebugInfoCompression, bool UseEmulatedTls, const char *ArgsCstrBuff, size_t ArgsCstrBuffLen) { auto OptLevel = fromRust(RustOptLevel); @@ -444,18 +439,20 @@ extern "C" LLVMTargetMachineRef LLVMRustCreateTargetMachine( Options.MCOptions.PreserveAsmComments = AsmComments; Options.MCOptions.ABIName = ABIStr; if (SplitDwarfFile) { - Options.MCOptions.SplitDwarfFile = SplitDwarfFile; + Options.MCOptions.SplitDwarfFile = SplitDwarfFile; } if (OutputObjFile) { - Options.ObjectFilenameForDebug = OutputObjFile; + Options.ObjectFilenameForDebug = OutputObjFile; } - if (!strcmp("zlib", DebugInfoCompression) && llvm::compression::zlib::isAvailable()) { + if (!strcmp("zlib", DebugInfoCompression) && + llvm::compression::zlib::isAvailable()) { #if LLVM_VERSION_GE(19, 0) Options.MCOptions.CompressDebugSections = DebugCompressionType::Zlib; #else Options.CompressDebugSections = DebugCompressionType::Zlib; #endif - } else if (!strcmp("zstd", DebugInfoCompression) && llvm::compression::zstd::isAvailable()) { + } else if (!strcmp("zstd", DebugInfoCompression) && + llvm::compression::zstd::isAvailable()) { #if LLVM_VERSION_GE(19, 0) Options.MCOptions.CompressDebugSections = DebugCompressionType::Zstd; #else @@ -499,24 +496,21 @@ extern "C" LLVMTargetMachineRef LLVMRustCreateTargetMachine( Options.EmitStackSizeSection = EmitStackSizeSection; - - if (ArgsCstrBuff != nullptr) - { + if (ArgsCstrBuff != nullptr) { int buffer_offset = 0; assert(ArgsCstrBuff[ArgsCstrBuffLen - 1] == '\0'); const size_t arg0_len = std::strlen(ArgsCstrBuff); - char* arg0 = new char[arg0_len + 1]; + char *arg0 = new char[arg0_len + 1]; memcpy(arg0, ArgsCstrBuff, arg0_len); arg0[arg0_len] = '\0'; buffer_offset += arg0_len + 1; - const int num_cmd_arg_strings = - std::count(&ArgsCstrBuff[buffer_offset], &ArgsCstrBuff[ArgsCstrBuffLen], '\0'); + const int num_cmd_arg_strings = std::count( + &ArgsCstrBuff[buffer_offset], &ArgsCstrBuff[ArgsCstrBuffLen], '\0'); - std::string* cmd_arg_strings = new std::string[num_cmd_arg_strings]; - for (int i = 0; i < num_cmd_arg_strings; ++i) - { + std::string *cmd_arg_strings = new std::string[num_cmd_arg_strings]; + for (int i = 0; i < num_cmd_arg_strings; ++i) { assert(buffer_offset < ArgsCstrBuffLen); const int len = std::strlen(ArgsCstrBuff + buffer_offset); cmd_arg_strings[i] = std::string(&ArgsCstrBuff[buffer_offset], len); @@ -527,7 +521,7 @@ extern "C" LLVMTargetMachineRef LLVMRustCreateTargetMachine( Options.MCOptions.Argv0 = arg0; Options.MCOptions.CommandLineArgs = - llvm::ArrayRef(cmd_arg_strings, num_cmd_arg_strings); + llvm::ArrayRef(cmd_arg_strings, num_cmd_arg_strings); } TargetMachine *TM = TheTarget->createTargetMachine( @@ -537,7 +531,7 @@ extern "C" LLVMTargetMachineRef LLVMRustCreateTargetMachine( extern "C" void LLVMRustDisposeTargetMachine(LLVMTargetMachineRef TM) { - MCTargetOptions& MCOptions = unwrap(TM)->Options.MCOptions; + MCTargetOptions &MCOptions = unwrap(TM)->Options.MCOptions; delete[] MCOptions.Argv0; delete[] MCOptions.CommandLineArgs.data(); @@ -613,7 +607,7 @@ LLVMRustWriteOutputFile(LLVMTargetMachineRef Target, LLVMPassManagerRef PMR, auto DOS = raw_fd_ostream(DwoPath, EC, sys::fs::OF_None); EC.clear(); if (EC) - ErrorInfo = EC.message(); + ErrorInfo = EC.message(); if (ErrorInfo != "") { LLVMRustSetLastError(ErrorInfo.c_str()); return LLVMRustResult::Failure; @@ -633,10 +627,12 @@ LLVMRustWriteOutputFile(LLVMTargetMachineRef Target, LLVMPassManagerRef PMR, return LLVMRustResult::Success; } -extern "C" typedef void (*LLVMRustSelfProfileBeforePassCallback)(void*, // LlvmSelfProfiler - const char*, // pass name - const char*); // IR name -extern "C" typedef void (*LLVMRustSelfProfileAfterPassCallback)(void*); // LlvmSelfProfiler +extern "C" typedef void (*LLVMRustSelfProfileBeforePassCallback)( + void *, // LlvmSelfProfiler + const char *, // pass name + const char *); // IR name +extern "C" typedef void (*LLVMRustSelfProfileAfterPassCallback)( + void *); // LlvmSelfProfiler std::string LLVMRustwrappedIrGetName(const llvm::Any &WrappedIr) { if (const auto *Cast = any_cast(&WrappedIr)) @@ -650,35 +646,35 @@ std::string LLVMRustwrappedIrGetName(const llvm::Any &WrappedIr) { return ""; } - void LLVMSelfProfileInitializeCallbacks( - PassInstrumentationCallbacks& PIC, void* LlvmSelfProfiler, + PassInstrumentationCallbacks &PIC, void *LlvmSelfProfiler, LLVMRustSelfProfileBeforePassCallback BeforePassCallback, LLVMRustSelfProfileAfterPassCallback AfterPassCallback) { - PIC.registerBeforeNonSkippedPassCallback([LlvmSelfProfiler, BeforePassCallback]( - StringRef Pass, llvm::Any Ir) { - std::string PassName = Pass.str(); - std::string IrName = LLVMRustwrappedIrGetName(Ir); - BeforePassCallback(LlvmSelfProfiler, PassName.c_str(), IrName.c_str()); - }); + PIC.registerBeforeNonSkippedPassCallback( + [LlvmSelfProfiler, BeforePassCallback](StringRef Pass, llvm::Any Ir) { + std::string PassName = Pass.str(); + std::string IrName = LLVMRustwrappedIrGetName(Ir); + BeforePassCallback(LlvmSelfProfiler, PassName.c_str(), IrName.c_str()); + }); PIC.registerAfterPassCallback( - [LlvmSelfProfiler, AfterPassCallback](StringRef Pass, llvm::Any IR, - const PreservedAnalyses &Preserved) { + [LlvmSelfProfiler, AfterPassCallback]( + StringRef Pass, llvm::Any IR, const PreservedAnalyses &Preserved) { AfterPassCallback(LlvmSelfProfiler); }); PIC.registerAfterPassInvalidatedCallback( - [LlvmSelfProfiler, AfterPassCallback](StringRef Pass, const PreservedAnalyses &Preserved) { + [LlvmSelfProfiler, + AfterPassCallback](StringRef Pass, const PreservedAnalyses &Preserved) { AfterPassCallback(LlvmSelfProfiler); }); - PIC.registerBeforeAnalysisCallback([LlvmSelfProfiler, BeforePassCallback]( - StringRef Pass, llvm::Any Ir) { - std::string PassName = Pass.str(); - std::string IrName = LLVMRustwrappedIrGetName(Ir); - BeforePassCallback(LlvmSelfProfiler, PassName.c_str(), IrName.c_str()); - }); + PIC.registerBeforeAnalysisCallback( + [LlvmSelfProfiler, BeforePassCallback](StringRef Pass, llvm::Any Ir) { + std::string PassName = Pass.str(); + std::string IrName = LLVMRustwrappedIrGetName(Ir); + BeforePassCallback(LlvmSelfProfiler, PassName.c_str(), IrName.c_str()); + }); PIC.registerAfterAnalysisCallback( [LlvmSelfProfiler, AfterPassCallback](StringRef Pass, llvm::Any Ir) { @@ -704,7 +700,7 @@ struct LLVMRustSanitizerOptions { bool SanitizeKCFI; bool SanitizeMemory; bool SanitizeMemoryRecover; - int SanitizeMemoryTrackOrigins; + int SanitizeMemoryTrackOrigins; bool SanitizeThread; bool SanitizeHWAddress; bool SanitizeHWAddressRecover; @@ -712,31 +708,25 @@ struct LLVMRustSanitizerOptions { bool SanitizeKernelAddressRecover; }; -extern "C" LLVMRustResult -LLVMRustOptimize( - LLVMModuleRef ModuleRef, - LLVMTargetMachineRef TMRef, - LLVMRustPassBuilderOptLevel OptLevelRust, - LLVMRustOptStage OptStage, - bool IsLinkerPluginLTO, - bool NoPrepopulatePasses, bool VerifyIR, bool UseThinLTOBuffers, - bool MergeFunctions, bool UnrollLoops, bool SLPVectorize, bool LoopVectorize, - bool DisableSimplifyLibCalls, bool EmitLifetimeMarkers, - LLVMRustSanitizerOptions *SanitizerOptions, - const char *PGOGenPath, const char *PGOUsePath, - bool InstrumentCoverage, const char *InstrProfileOutput, - bool InstrumentGCOV, +extern "C" LLVMRustResult LLVMRustOptimize( + LLVMModuleRef ModuleRef, LLVMTargetMachineRef TMRef, + LLVMRustPassBuilderOptLevel OptLevelRust, LLVMRustOptStage OptStage, + bool IsLinkerPluginLTO, bool NoPrepopulatePasses, bool VerifyIR, + bool UseThinLTOBuffers, bool MergeFunctions, bool UnrollLoops, + bool SLPVectorize, bool LoopVectorize, bool DisableSimplifyLibCalls, + bool EmitLifetimeMarkers, LLVMRustSanitizerOptions *SanitizerOptions, + const char *PGOGenPath, const char *PGOUsePath, bool InstrumentCoverage, + const char *InstrProfileOutput, bool InstrumentGCOV, const char *PGOSampleUsePath, bool DebugInfoForProfiling, - void* LlvmSelfProfiler, + void *LlvmSelfProfiler, LLVMRustSelfProfileBeforePassCallback BeforePassCallback, LLVMRustSelfProfileAfterPassCallback AfterPassCallback, - const char *ExtraPasses, size_t ExtraPassesLen, - const char *LLVMPlugins, size_t LLVMPluginsLen) { + const char *ExtraPasses, size_t ExtraPassesLen, const char *LLVMPlugins, + size_t LLVMPluginsLen) { Module *TheModule = unwrap(ModuleRef); TargetMachine *TM = unwrap(TMRef); OptimizationLevel OptLevel = fromRust(OptLevelRust); - PipelineTuningOptions PTO; PTO.LoopUnrolling = UnrollLoops; PTO.LoopInterleaving = UnrollLoops; @@ -751,38 +741,39 @@ LLVMRustOptimize( StandardInstrumentations SI(TheModule->getContext(), DebugPassManager); SI.registerCallbacks(PIC); - if (LlvmSelfProfiler){ - LLVMSelfProfileInitializeCallbacks(PIC,LlvmSelfProfiler,BeforePassCallback,AfterPassCallback); + if (LlvmSelfProfiler) { + LLVMSelfProfileInitializeCallbacks(PIC, LlvmSelfProfiler, + BeforePassCallback, AfterPassCallback); } std::optional PGOOpt; auto FS = vfs::getRealFileSystem(); if (PGOGenPath) { assert(!PGOUsePath && !PGOSampleUsePath); - PGOOpt = PGOOptions(PGOGenPath, "", "", "", FS, - PGOOptions::IRInstr, PGOOptions::NoCSAction, + PGOOpt = PGOOptions(PGOGenPath, "", "", "", FS, PGOOptions::IRInstr, + PGOOptions::NoCSAction, #if LLVM_VERSION_GE(19, 0) PGOOptions::ColdFuncOpt::Default, #endif DebugInfoForProfiling); } else if (PGOUsePath) { assert(!PGOSampleUsePath); - PGOOpt = PGOOptions(PGOUsePath, "", "", "", FS, - PGOOptions::IRUse, PGOOptions::NoCSAction, + PGOOpt = PGOOptions(PGOUsePath, "", "", "", FS, PGOOptions::IRUse, + PGOOptions::NoCSAction, #if LLVM_VERSION_GE(19, 0) PGOOptions::ColdFuncOpt::Default, #endif DebugInfoForProfiling); } else if (PGOSampleUsePath) { - PGOOpt = PGOOptions(PGOSampleUsePath, "", "", "", FS, - PGOOptions::SampleUse, PGOOptions::NoCSAction, + PGOOpt = PGOOptions(PGOSampleUsePath, "", "", "", FS, PGOOptions::SampleUse, + PGOOptions::NoCSAction, #if LLVM_VERSION_GE(19, 0) PGOOptions::ColdFuncOpt::Default, #endif DebugInfoForProfiling); } else if (DebugInfoForProfiling) { - PGOOpt = PGOOptions("", "", "", "", FS, - PGOOptions::NoAction, PGOOptions::NoCSAction, + PGOOpt = PGOOptions("", "", "", "", FS, PGOOptions::NoAction, + PGOOptions::NoCSAction, #if LLVM_VERSION_GE(19, 0) PGOOptions::ColdFuncOpt::Default, #endif @@ -799,7 +790,7 @@ LLVMRustOptimize( auto PluginsStr = StringRef(LLVMPlugins, LLVMPluginsLen); SmallVector Plugins; PluginsStr.split(Plugins, ',', -1, false); - for (auto PluginPath: Plugins) { + for (auto PluginPath : Plugins) { auto Plugin = PassPlugin::Load(PluginPath.str()); if (!Plugin) { auto Err = Plugin.takeError(); @@ -814,7 +805,8 @@ LLVMRustOptimize( FAM.registerPass([&] { return PB.buildDefaultAAPipeline(); }); Triple TargetTriple(TheModule->getTargetTriple()); - std::unique_ptr TLII(new TargetLibraryInfoImpl(TargetTriple)); + std::unique_ptr TLII( + new TargetLibraryInfoImpl(TargetTriple)); if (DisableSimplifyLibCalls) TLII->disableAllFunctions(); FAM.registerPass([&] { return TargetLibraryAnalysis(*TLII); }); @@ -825,58 +817,53 @@ LLVMRustOptimize( PB.registerLoopAnalyses(LAM); PB.crossRegisterProxies(LAM, FAM, CGAM, MAM); - // We manually collect pipeline callbacks so we can apply them at O0, where the - // PassBuilder does not create a pipeline. + // We manually collect pipeline callbacks so we can apply them at O0, where + // the PassBuilder does not create a pipeline. std::vector> PipelineStartEPCallbacks; std::vector> OptimizerLastEPCallbacks; - if (!IsLinkerPluginLTO - && SanitizerOptions && SanitizerOptions->SanitizeCFI - && !NoPrepopulatePasses) { + if (!IsLinkerPluginLTO && SanitizerOptions && SanitizerOptions->SanitizeCFI && + !NoPrepopulatePasses) { PipelineStartEPCallbacks.push_back( - [](ModulePassManager &MPM, OptimizationLevel Level) { - MPM.addPass(LowerTypeTestsPass(/*ExportSummary=*/nullptr, - /*ImportSummary=*/nullptr, - /*DropTypeTests=*/false)); - } - ); + [](ModulePassManager &MPM, OptimizationLevel Level) { + MPM.addPass(LowerTypeTestsPass(/*ExportSummary=*/nullptr, + /*ImportSummary=*/nullptr, + /*DropTypeTests=*/false)); + }); } if (VerifyIR) { PipelineStartEPCallbacks.push_back( - [VerifyIR](ModulePassManager &MPM, OptimizationLevel Level) { - MPM.addPass(VerifierPass()); - } - ); + [VerifyIR](ModulePassManager &MPM, OptimizationLevel Level) { + MPM.addPass(VerifierPass()); + }); } if (InstrumentGCOV) { PipelineStartEPCallbacks.push_back( - [](ModulePassManager &MPM, OptimizationLevel Level) { - MPM.addPass(GCOVProfilerPass(GCOVOptions::getDefault())); - } - ); + [](ModulePassManager &MPM, OptimizationLevel Level) { + MPM.addPass(GCOVProfilerPass(GCOVOptions::getDefault())); + }); } if (InstrumentCoverage) { PipelineStartEPCallbacks.push_back( - [InstrProfileOutput](ModulePassManager &MPM, OptimizationLevel Level) { - InstrProfOptions Options; - if (InstrProfileOutput) { - Options.InstrProfileOutput = InstrProfileOutput; - } - // cargo run tests in multhreading mode by default - // so use atomics for coverage counters - Options.Atomic = true; + [InstrProfileOutput](ModulePassManager &MPM, OptimizationLevel Level) { + InstrProfOptions Options; + if (InstrProfileOutput) { + Options.InstrProfileOutput = InstrProfileOutput; + } + // cargo run tests in multhreading mode by default + // so use atomics for coverage counters + Options.Atomic = true; #if LLVM_VERSION_GE(18, 0) - MPM.addPass(InstrProfilingLoweringPass(Options, false)); + MPM.addPass(InstrProfilingLoweringPass(Options, false)); #else - MPM.addPass(InstrProfiling(Options, false)); + MPM.addPass(InstrProfiling(Options, false)); #endif - } - ); + }); } if (SanitizerOptions) { @@ -886,10 +873,9 @@ LLVMRustOptimize( SanitizerOptions->SanitizeDataFlowABIList + SanitizerOptions->SanitizeDataFlowABIListLen); OptimizerLastEPCallbacks.push_back( - [ABIListFiles](ModulePassManager &MPM, OptimizationLevel Level) { - MPM.addPass(DataFlowSanitizerPass(ABIListFiles)); - } - ); + [ABIListFiles](ModulePassManager &MPM, OptimizationLevel Level) { + MPM.addPass(DataFlowSanitizerPass(ABIListFiles)); + }); } if (SanitizerOptions->SanitizeMemory) { @@ -899,54 +885,54 @@ LLVMRustOptimize( /*CompileKernel=*/false, /*EagerChecks=*/true); OptimizerLastEPCallbacks.push_back( - [Options](ModulePassManager &MPM, OptimizationLevel Level) { - MPM.addPass(MemorySanitizerPass(Options)); - } - ); + [Options](ModulePassManager &MPM, OptimizationLevel Level) { + MPM.addPass(MemorySanitizerPass(Options)); + }); } if (SanitizerOptions->SanitizeThread) { - OptimizerLastEPCallbacks.push_back( - [](ModulePassManager &MPM, OptimizationLevel Level) { - MPM.addPass(ModuleThreadSanitizerPass()); - MPM.addPass(createModuleToFunctionPassAdaptor(ThreadSanitizerPass())); - } - ); + OptimizerLastEPCallbacks.push_back([](ModulePassManager &MPM, + OptimizationLevel Level) { + MPM.addPass(ModuleThreadSanitizerPass()); + MPM.addPass(createModuleToFunctionPassAdaptor(ThreadSanitizerPass())); + }); } - if (SanitizerOptions->SanitizeAddress || SanitizerOptions->SanitizeKernelAddress) { + if (SanitizerOptions->SanitizeAddress || + SanitizerOptions->SanitizeKernelAddress) { OptimizerLastEPCallbacks.push_back( - [SanitizerOptions](ModulePassManager &MPM, OptimizationLevel Level) { - auto CompileKernel = SanitizerOptions->SanitizeKernelAddress; - AddressSanitizerOptions opts = AddressSanitizerOptions{ - CompileKernel, - SanitizerOptions->SanitizeAddressRecover - || SanitizerOptions->SanitizeKernelAddressRecover, - /*UseAfterScope=*/true, - AsanDetectStackUseAfterReturnMode::Runtime, - }; - MPM.addPass(AddressSanitizerPass(opts)); - } - ); + [SanitizerOptions](ModulePassManager &MPM, OptimizationLevel Level) { + auto CompileKernel = SanitizerOptions->SanitizeKernelAddress; + AddressSanitizerOptions opts = AddressSanitizerOptions{ + CompileKernel, + SanitizerOptions->SanitizeAddressRecover || + SanitizerOptions->SanitizeKernelAddressRecover, + /*UseAfterScope=*/true, + AsanDetectStackUseAfterReturnMode::Runtime, + }; + MPM.addPass(AddressSanitizerPass(opts)); + }); } if (SanitizerOptions->SanitizeHWAddress) { OptimizerLastEPCallbacks.push_back( - [SanitizerOptions](ModulePassManager &MPM, OptimizationLevel Level) { - HWAddressSanitizerOptions opts( - /*CompileKernel=*/false, SanitizerOptions->SanitizeHWAddressRecover, - /*DisableOptimization=*/false); - MPM.addPass(HWAddressSanitizerPass(opts)); - } - ); + [SanitizerOptions](ModulePassManager &MPM, OptimizationLevel Level) { + HWAddressSanitizerOptions opts( + /*CompileKernel=*/false, + SanitizerOptions->SanitizeHWAddressRecover, + /*DisableOptimization=*/false); + MPM.addPass(HWAddressSanitizerPass(opts)); + }); } } ModulePassManager MPM; bool NeedThinLTOBufferPasses = UseThinLTOBuffers; if (!NoPrepopulatePasses) { - // The pre-link pipelines don't support O0 and require using buildO0DefaultPipeline() instead. - // At the same time, the LTO pipelines do support O0 and using them is required. - bool IsLTO = OptStage == LLVMRustOptStage::ThinLTO || OptStage == LLVMRustOptStage::FatLTO; + // The pre-link pipelines don't support O0 and require using + // buildO0DefaultPipeline() instead. At the same time, the LTO pipelines do + // support O0 and using them is required. + bool IsLTO = OptStage == LLVMRustOptStage::ThinLTO || + OptStage == LLVMRustOptStage::FatLTO; if (OptLevel == OptimizationLevel::O0 && !IsLTO) { for (const auto &C : PipelineStartEPCallbacks) PB.registerPipelineStartEPCallback(C); @@ -993,7 +979,8 @@ LLVMRustOptimize( } if (ExtraPassesLen) { - if (auto Err = PB.parsePassPipeline(MPM, StringRef(ExtraPasses, ExtraPassesLen))) { + if (auto Err = + PB.parsePassPipeline(MPM, StringRef(ExtraPasses, ExtraPassesLen))) { std::string ErrMsg = toString(std::move(Err)); LLVMRustSetLastError(ErrMsg.c_str()); return LLVMRustResult::Failure; @@ -1020,8 +1007,7 @@ LLVMRustOptimize( // * output buffer // * output buffer len // Returns len of demangled string, or 0 if demangle failed. -typedef size_t (*DemangleFn)(const char*, size_t, char*, size_t); - +typedef size_t (*DemangleFn)(const char *, size_t, char *, size_t); namespace { @@ -1064,7 +1050,7 @@ public: formatted_raw_ostream &OS) override { StringRef Demangled = CallDemangle(F->getName()); if (Demangled.empty()) { - return; + return; } OS << "; " << Demangled << "\n"; @@ -1077,7 +1063,7 @@ public: if (const CallInst *CI = dyn_cast(I)) { Name = "call"; Value = CI->getCalledOperand(); - } else if (const InvokeInst* II = dyn_cast(I)) { + } else if (const InvokeInst *II = dyn_cast(I)) { Name = "invoke"; Value = II->getCalledOperand(); } else { @@ -1101,8 +1087,8 @@ public: } // namespace -extern "C" LLVMRustResult -LLVMRustPrintModule(LLVMModuleRef M, const char *Path, DemangleFn Demangle) { +extern "C" LLVMRustResult LLVMRustPrintModule(LLVMModuleRef M, const char *Path, + DemangleFn Demangle) { std::string ErrorInfo; std::error_code EC; auto OS = raw_fd_ostream(Path, EC, sys::fs::OF_None); @@ -1264,11 +1250,9 @@ getFirstDefinitionForLinker(const GlobalValueSummaryList &GVSummaryList) { // The main entry point for creating the global ThinLTO analysis. The structure // here is basically the same as before threads are spawned in the `run` // function of `lib/LTO/ThinLTOCodeGenerator.cpp`. -extern "C" LLVMRustThinLTOData* -LLVMRustCreateThinLTOData(LLVMRustThinLTOModule *modules, - int num_modules, - const char **preserved_symbols, - int num_symbols) { +extern "C" LLVMRustThinLTOData * +LLVMRustCreateThinLTOData(LLVMRustThinLTOModule *modules, int num_modules, + const char **preserved_symbols, int num_symbols) { auto Ret = std::make_unique(); // Load each module's summary and merge it into one combined index @@ -1290,7 +1274,8 @@ LLVMRustCreateThinLTOData(LLVMRustThinLTOModule *modules, } // Collect for each module the list of function it defines (GUID -> Summary) - Ret->Index.collectDefinedGVSummariesPerModule(Ret->ModuleToDefinedGVSummaries); + Ret->Index.collectDefinedGVSummariesPerModule( + Ret->ModuleToDefinedGVSummaries); // Convert the preserved symbols set from string to GUID, this is then needed // for internalization. @@ -1310,7 +1295,8 @@ LLVMRustCreateThinLTOData(LLVMRustThinLTOModule *modules, // crate, so we need `ImportEnabled = false` to limit internalization. // Otherwise, we sometimes lose `static` values -- see #60184. computeDeadSymbolsWithConstProp(Ret->Index, Ret->GUIDPreservedSymbols, - deadIsPrevailing, /* ImportEnabled = */ false); + deadIsPrevailing, + /* ImportEnabled = */ false); // Resolve LinkOnce/Weak symbols, this has to be computed early be cause it // impacts the caching. // @@ -1319,7 +1305,8 @@ LLVMRustCreateThinLTOData(LLVMRustThinLTOModule *modules, DenseMap PrevailingCopy; for (auto &I : Ret->Index) { if (I.second.SummaryList.size() > 1) - PrevailingCopy[I.first] = getFirstDefinitionForLinker(I.second.SummaryList); + PrevailingCopy[I.first] = + getFirstDefinitionForLinker(I.second.SummaryList); } auto isPrevailing = [&](GlobalValue::GUID GUID, const GlobalValueSummary *S) { const auto &Prevailing = PrevailingCopy.find(GUID); @@ -1327,13 +1314,8 @@ LLVMRustCreateThinLTOData(LLVMRustThinLTOModule *modules, return true; return Prevailing->second == S; }; - ComputeCrossModuleImport( - Ret->Index, - Ret->ModuleToDefinedGVSummaries, - isPrevailing, - Ret->ImportLists, - Ret->ExportLists - ); + ComputeCrossModuleImport(Ret->Index, Ret->ModuleToDefinedGVSummaries, + isPrevailing, Ret->ImportLists, Ret->ExportLists); auto recordNewLinkage = [&](StringRef ModuleIdentifier, GlobalValue::GUID GUID, @@ -1345,8 +1327,8 @@ LLVMRustCreateThinLTOData(LLVMRustThinLTOModule *modules, // formats. We probably could and should use ELF visibility scheme for many of // our targets, however. lto::Config conf; - thinLTOResolvePrevailingInIndex(conf, Ret->Index, isPrevailing, recordNewLinkage, - Ret->GUIDPreservedSymbols); + thinLTOResolvePrevailingInIndex(conf, Ret->Index, isPrevailing, + recordNewLinkage, Ret->GUIDPreservedSymbols); // Here we calculate an `ExportedGUIDs` set for use in the `isExported` // callback below. This callback below will dictate the linkage for all @@ -1355,7 +1337,7 @@ LLVMRustCreateThinLTOData(LLVMRustThinLTOModule *modules, // linkage will stay as external, and internal will stay as internal. std::set ExportedGUIDs; for (auto &List : Ret->Index) { - for (auto &GVS: List.second.SummaryList) { + for (auto &GVS : List.second.SummaryList) { if (GlobalValue::isLocalLinkage(GVS->linkage())) continue; auto GUID = GVS->getOriginalName(); @@ -1366,16 +1348,15 @@ LLVMRustCreateThinLTOData(LLVMRustThinLTOModule *modules, auto isExported = [&](StringRef ModuleIdentifier, ValueInfo VI) { const auto &ExportList = Ret->ExportLists.find(ModuleIdentifier); return (ExportList != Ret->ExportLists.end() && - ExportList->second.count(VI)) || - ExportedGUIDs.count(VI.getGUID()); + ExportList->second.count(VI)) || + ExportedGUIDs.count(VI.getGUID()); }; thinLTOInternalizeAndPromoteInIndex(Ret->Index, isExported, isPrevailing); return Ret.release(); } -extern "C" void -LLVMRustFreeThinLTOData(LLVMRustThinLTOData *Data) { +extern "C" void LLVMRustFreeThinLTOData(LLVMRustThinLTOData *Data) { delete Data; } @@ -1387,20 +1368,18 @@ LLVMRustFreeThinLTOData(LLVMRustThinLTOData *Data) { // `ProcessThinLTOModule` function. Here they're split up into separate steps // so rustc can save off the intermediate bytecode between each step. -static bool -clearDSOLocalOnDeclarations(Module &Mod, TargetMachine &TM) { +static bool clearDSOLocalOnDeclarations(Module &Mod, TargetMachine &TM) { // When linking an ELF shared object, dso_local should be dropped. We // conservatively do this for -fpic. - bool ClearDSOLocalOnDeclarations = - TM.getTargetTriple().isOSBinFormatELF() && - TM.getRelocationModel() != Reloc::Static && - Mod.getPIELevel() == PIELevel::Default; + bool ClearDSOLocalOnDeclarations = TM.getTargetTriple().isOSBinFormatELF() && + TM.getRelocationModel() != Reloc::Static && + Mod.getPIELevel() == PIELevel::Default; return ClearDSOLocalOnDeclarations; } -extern "C" bool -LLVMRustPrepareThinLTORename(const LLVMRustThinLTOData *Data, LLVMModuleRef M, - LLVMTargetMachineRef TM) { +extern "C" bool LLVMRustPrepareThinLTORename(const LLVMRustThinLTOData *Data, + LLVMModuleRef M, + LLVMTargetMachineRef TM) { Module &Mod = *unwrap(M); TargetMachine &Target = *unwrap(TM); @@ -1415,24 +1394,28 @@ LLVMRustPrepareThinLTORename(const LLVMRustThinLTOData *Data, LLVMModuleRef M, } extern "C" bool -LLVMRustPrepareThinLTOResolveWeak(const LLVMRustThinLTOData *Data, LLVMModuleRef M) { +LLVMRustPrepareThinLTOResolveWeak(const LLVMRustThinLTOData *Data, + LLVMModuleRef M) { Module &Mod = *unwrap(M); - const auto &DefinedGlobals = Data->ModuleToDefinedGVSummaries.lookup(Mod.getModuleIdentifier()); + const auto &DefinedGlobals = + Data->ModuleToDefinedGVSummaries.lookup(Mod.getModuleIdentifier()); thinLTOFinalizeInModule(Mod, DefinedGlobals, /*PropagateAttrs=*/true); return true; } extern "C" bool -LLVMRustPrepareThinLTOInternalize(const LLVMRustThinLTOData *Data, LLVMModuleRef M) { +LLVMRustPrepareThinLTOInternalize(const LLVMRustThinLTOData *Data, + LLVMModuleRef M) { Module &Mod = *unwrap(M); - const auto &DefinedGlobals = Data->ModuleToDefinedGVSummaries.lookup(Mod.getModuleIdentifier()); + const auto &DefinedGlobals = + Data->ModuleToDefinedGVSummaries.lookup(Mod.getModuleIdentifier()); thinLTOInternalizeModule(Mod, DefinedGlobals); return true; } -extern "C" bool -LLVMRustPrepareThinLTOImport(const LLVMRustThinLTOData *Data, LLVMModuleRef M, - LLVMTargetMachineRef TM) { +extern "C" bool LLVMRustPrepareThinLTOImport(const LLVMRustThinLTOData *Data, + LLVMModuleRef M, + LLVMTargetMachineRef TM) { Module &Mod = *unwrap(M); TargetMachine &Target = *unwrap(TM); @@ -1464,7 +1447,8 @@ LLVMRustPrepareThinLTOImport(const LLVMRustThinLTOData *Data, LLVMModuleRef M, return Ret; } - auto *WasmCustomSections = (*MOrErr)->getNamedMetadata("wasm.custom_sections"); + auto *WasmCustomSections = + (*MOrErr)->getNamedMetadata("wasm.custom_sections"); if (WasmCustomSections) WasmCustomSections->eraseFromParent(); @@ -1498,7 +1482,7 @@ struct LLVMRustThinLTOBuffer { std::string thin_link_data; }; -extern "C" LLVMRustThinLTOBuffer* +extern "C" LLVMRustThinLTOBuffer * LLVMRustThinLTOBufferCreate(LLVMModuleRef M, bool is_thin, bool emit_summary) { auto Ret = std::make_unique(); { @@ -1520,7 +1504,8 @@ LLVMRustThinLTOBufferCreate(LLVMModuleRef M, bool is_thin, bool emit_summary) { // We only pass ThinLinkOS to be filled in if we want the summary, // because otherwise LLVM does extra work and may double-emit some // errors or warnings. - MPM.addPass(ThinLTOBitcodeWriterPass(OS, emit_summary ? &ThinLinkOS : nullptr)); + MPM.addPass( + ThinLTOBitcodeWriterPass(OS, emit_summary ? &ThinLinkOS : nullptr)); MPM.run(*unwrap(M), MAM); } else { WriteBitcodeToFile(*unwrap(M), OS); @@ -1530,12 +1515,11 @@ LLVMRustThinLTOBufferCreate(LLVMModuleRef M, bool is_thin, bool emit_summary) { return Ret.release(); } -extern "C" void -LLVMRustThinLTOBufferFree(LLVMRustThinLTOBuffer *Buffer) { +extern "C" void LLVMRustThinLTOBufferFree(LLVMRustThinLTOBuffer *Buffer) { delete Buffer; } -extern "C" const void* +extern "C" const void * LLVMRustThinLTOBufferPtr(const LLVMRustThinLTOBuffer *Buffer) { return Buffer->data.data(); } @@ -1545,7 +1529,7 @@ LLVMRustThinLTOBufferLen(const LLVMRustThinLTOBuffer *Buffer) { return Buffer->data.length(); } -extern "C" const void* +extern "C" const void * LLVMRustThinLTOBufferThinLinkDataPtr(const LLVMRustThinLTOBuffer *Buffer) { return Buffer->thin_link_data.data(); } @@ -1558,11 +1542,10 @@ LLVMRustThinLTOBufferThinLinkDataLen(const LLVMRustThinLTOBuffer *Buffer) { // This is what we used to parse upstream bitcode for actual ThinLTO // processing. We'll call this once per module optimized through ThinLTO, and // it'll be called concurrently on many threads. -extern "C" LLVMModuleRef -LLVMRustParseBitcodeForLTO(LLVMContextRef Context, - const char *data, - size_t len, - const char *identifier) { +extern "C" LLVMModuleRef LLVMRustParseBitcodeForLTO(LLVMContextRef Context, + const char *data, + size_t len, + const char *identifier) { auto Data = StringRef(data, len); auto Buffer = MemoryBufferRef(Data, identifier); unwrap(Context)->enableDebugTypeODRUniquing(); @@ -1614,8 +1597,9 @@ extern "C" const char *LLVMRustGetSliceFromObjectDataByName(const char *data, // of access globals, etc). // The precise details are determined by LLVM in `computeLTOCacheKey`, which is // used during the normal linker-plugin incremental thin-LTO process. -extern "C" void -LLVMRustComputeLTOCacheKey(RustStringRef KeyOut, const char *ModId, LLVMRustThinLTOData *Data) { +extern "C" void LLVMRustComputeLTOCacheKey(RustStringRef KeyOut, + const char *ModId, + LLVMRustThinLTOData *Data) { SmallString<40> Key; llvm::lto::Config conf; const auto &ImportList = Data->ImportLists.lookup(ModId); @@ -1633,9 +1617,9 @@ LLVMRustComputeLTOCacheKey(RustStringRef KeyOut, const char *ModId, LLVMRustThin CfiFunctionDecls.insert( GlobalValue::getGUID(GlobalValue::dropLLVMManglingEscape(Name))); - llvm::computeLTOCacheKey(Key, conf, Data->Index, ModId, - ImportList, ExportList, ResolvedODR, DefinedGlobals, CfiFunctionDefs, CfiFunctionDecls - ); + llvm::computeLTOCacheKey(Key, conf, Data->Index, ModId, ImportList, + ExportList, ResolvedODR, DefinedGlobals, + CfiFunctionDefs, CfiFunctionDecls); LLVMRustStringWriteImpl(KeyOut, Key.c_str(), Key.size()); } diff --git a/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp index 20167a4b45e..b6790b7df50 100644 --- a/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp +++ b/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp @@ -1,5 +1,6 @@ #include "LLVMWrapper.h" #include "llvm/ADT/Statistic.h" +#include "llvm/Bitcode/BitcodeWriter.h" #include "llvm/IR/DebugInfoMetadata.h" #include "llvm/IR/DiagnosticHandler.h" #include "llvm/IR/DiagnosticInfo.h" @@ -11,17 +12,16 @@ #include "llvm/IR/LLVMRemarkStreamer.h" #include "llvm/IR/Mangler.h" #include "llvm/IR/Value.h" -#include "llvm/Remarks/RemarkStreamer.h" -#include "llvm/Remarks/RemarkSerializer.h" -#include "llvm/Remarks/RemarkFormat.h" -#include "llvm/Support/ToolOutputFile.h" -#include "llvm/Support/ModRef.h" #include "llvm/Object/Archive.h" #include "llvm/Object/COFFImportFile.h" #include "llvm/Object/ObjectFile.h" #include "llvm/Pass.h" -#include "llvm/Bitcode/BitcodeWriter.h" +#include "llvm/Remarks/RemarkFormat.h" +#include "llvm/Remarks/RemarkSerializer.h" +#include "llvm/Remarks/RemarkStreamer.h" +#include "llvm/Support/ModRef.h" #include "llvm/Support/Signals.h" +#include "llvm/Support/ToolOutputFile.h" #include @@ -71,12 +71,12 @@ static LLVM_THREAD_LOCAL char *LastError; // Custom error handler for fatal LLVM errors. // // Notably it exits the process with code 101, unlike LLVM's default of 1. -static void FatalErrorHandler(void *UserData, - const char* Reason, +static void FatalErrorHandler(void *UserData, const char *Reason, bool GenCrashDiag) { // Once upon a time we emitted "LLVM ERROR:" specifically to mimic LLVM. Then, - // we developed crater and other tools which only expose logs, not error codes. - // Use a more greppable prefix that will still match the "LLVM ERROR:" prefix. + // we developed crater and other tools which only expose logs, not error + // codes. Use a more greppable prefix that will still match the "LLVM ERROR:" + // prefix. std::cerr << "rustc-LLVM ERROR: " << Reason << std::endl; // Since this error handler exits the process, we have to run any cleanup that @@ -99,8 +99,7 @@ static void FatalErrorHandler(void *UserData, // // It aborts the process without any further allocations, similar to LLVM's // default except that may be configured to `throw std::bad_alloc()` instead. -static void BadAllocErrorHandler(void *UserData, - const char* Reason, +static void BadAllocErrorHandler(void *UserData, const char *Reason, bool GenCrashDiag) { const char *OOM = "rustc-LLVM ERROR: out of memory\n"; (void)!::write(2, OOM, strlen(OOM)); @@ -190,7 +189,8 @@ static CallInst::TailCallKind fromRust(LLVMRustTailCallKind Kind) { } } -extern "C" void LLVMRustSetTailCallKind(LLVMValueRef Call, LLVMRustTailCallKind TCK) { +extern "C" void LLVMRustSetTailCallKind(LLVMValueRef Call, + LLVMRustTailCallKind TCK) { unwrap(Call)->setTailCallKind(fromRust(TCK)); } @@ -201,12 +201,13 @@ extern "C" LLVMValueRef LLVMRustGetOrInsertFunction(LLVMModuleRef M, return wrap(unwrap(M) ->getOrInsertFunction(StringRef(Name, NameLen), unwrap(FunctionTy)) - .getCallee() - ); + .getCallee()); } -extern "C" LLVMValueRef -LLVMRustGetOrInsertGlobal(LLVMModuleRef M, const char *Name, size_t NameLen, LLVMTypeRef Ty) { +extern "C" LLVMValueRef LLVMRustGetOrInsertGlobal(LLVMModuleRef M, + const char *Name, + size_t NameLen, + LLVMTypeRef Ty) { Module *Mod = unwrap(M); auto NameRef = StringRef(Name, NameLen); @@ -221,13 +222,10 @@ LLVMRustGetOrInsertGlobal(LLVMModuleRef M, const char *Name, size_t NameLen, LLV return wrap(GV); } -extern "C" LLVMValueRef -LLVMRustInsertPrivateGlobal(LLVMModuleRef M, LLVMTypeRef Ty) { - return wrap(new GlobalVariable(*unwrap(M), - unwrap(Ty), - false, - GlobalValue::PrivateLinkage, - nullptr)); +extern "C" LLVMValueRef LLVMRustInsertPrivateGlobal(LLVMModuleRef M, + LLVMTypeRef Ty) { + return wrap(new GlobalVariable(*unwrap(M), unwrap(Ty), false, + GlobalValue::PrivateLinkage, nullptr)); } static Attribute::AttrKind fromRust(LLVMRustAttribute Kind) { @@ -326,8 +324,9 @@ static Attribute::AttrKind fromRust(LLVMRustAttribute Kind) { report_fatal_error("bad AttributeKind"); } -template static inline void AddAttributes(T *t, unsigned Index, - LLVMAttributeRef *Attrs, size_t AttrsLen) { +template +static inline void AddAttributes(T *t, unsigned Index, LLVMAttributeRef *Attrs, + size_t AttrsLen) { AttributeList PAL = t->getAttributes(); auto B = AttrBuilder(t->getContext()); for (LLVMAttributeRef Attr : ArrayRef(Attrs, AttrsLen)) @@ -337,19 +336,22 @@ template static inline void AddAttributes(T *t, unsigned Index, } extern "C" void LLVMRustAddFunctionAttributes(LLVMValueRef Fn, unsigned Index, - LLVMAttributeRef *Attrs, size_t AttrsLen) { + LLVMAttributeRef *Attrs, + size_t AttrsLen) { Function *F = unwrap(Fn); AddAttributes(F, Index, Attrs, AttrsLen); } -extern "C" void LLVMRustAddCallSiteAttributes(LLVMValueRef Instr, unsigned Index, - LLVMAttributeRef *Attrs, size_t AttrsLen) { +extern "C" void LLVMRustAddCallSiteAttributes(LLVMValueRef Instr, + unsigned Index, + LLVMAttributeRef *Attrs, + size_t AttrsLen) { CallBase *Call = unwrap(Instr); AddAttributes(Call, Index, Attrs, AttrsLen); } -extern "C" LLVMAttributeRef LLVMRustCreateAttrNoValue(LLVMContextRef C, - LLVMRustAttribute RustAttr) { +extern "C" LLVMAttributeRef +LLVMRustCreateAttrNoValue(LLVMContextRef C, LLVMRustAttribute RustAttr) { return wrap(Attribute::get(*unwrap(C), fromRust(RustAttr))); } @@ -363,30 +365,36 @@ extern "C" LLVMAttributeRef LLVMRustCreateDereferenceableAttr(LLVMContextRef C, return wrap(Attribute::getWithDereferenceableBytes(*unwrap(C), Bytes)); } -extern "C" LLVMAttributeRef LLVMRustCreateDereferenceableOrNullAttr(LLVMContextRef C, - uint64_t Bytes) { +extern "C" LLVMAttributeRef +LLVMRustCreateDereferenceableOrNullAttr(LLVMContextRef C, uint64_t Bytes) { return wrap(Attribute::getWithDereferenceableOrNullBytes(*unwrap(C), Bytes)); } -extern "C" LLVMAttributeRef LLVMRustCreateByValAttr(LLVMContextRef C, LLVMTypeRef Ty) { +extern "C" LLVMAttributeRef LLVMRustCreateByValAttr(LLVMContextRef C, + LLVMTypeRef Ty) { return wrap(Attribute::getWithByValType(*unwrap(C), unwrap(Ty))); } -extern "C" LLVMAttributeRef LLVMRustCreateStructRetAttr(LLVMContextRef C, LLVMTypeRef Ty) { +extern "C" LLVMAttributeRef LLVMRustCreateStructRetAttr(LLVMContextRef C, + LLVMTypeRef Ty) { return wrap(Attribute::getWithStructRetType(*unwrap(C), unwrap(Ty))); } -extern "C" LLVMAttributeRef LLVMRustCreateElementTypeAttr(LLVMContextRef C, LLVMTypeRef Ty) { +extern "C" LLVMAttributeRef LLVMRustCreateElementTypeAttr(LLVMContextRef C, + LLVMTypeRef Ty) { return wrap(Attribute::get(*unwrap(C), Attribute::ElementType, unwrap(Ty))); } -extern "C" LLVMAttributeRef LLVMRustCreateUWTableAttr(LLVMContextRef C, bool Async) { +extern "C" LLVMAttributeRef LLVMRustCreateUWTableAttr(LLVMContextRef C, + bool Async) { return wrap(Attribute::getWithUWTableKind( *unwrap(C), Async ? UWTableKind::Async : UWTableKind::Sync)); } -extern "C" LLVMAttributeRef LLVMRustCreateAllocSizeAttr(LLVMContextRef C, uint32_t ElementSizeArg) { - return wrap(Attribute::getWithAllocSizeArgs(*unwrap(C), ElementSizeArg, std::nullopt)); +extern "C" LLVMAttributeRef +LLVMRustCreateAllocSizeAttr(LLVMContextRef C, uint32_t ElementSizeArg) { + return wrap(Attribute::getWithAllocSizeArgs(*unwrap(C), ElementSizeArg, + std::nullopt)); } // These values **must** match ffi::AllocKindFlags. @@ -403,12 +411,15 @@ enum class LLVMRustAllocKindFlags : uint64_t { Aligned = 1 << 5, }; -static LLVMRustAllocKindFlags operator&(LLVMRustAllocKindFlags A, LLVMRustAllocKindFlags B) { +static LLVMRustAllocKindFlags operator&(LLVMRustAllocKindFlags A, + LLVMRustAllocKindFlags B) { return static_cast(static_cast(A) & - static_cast(B)); + static_cast(B)); } -static bool isSet(LLVMRustAllocKindFlags F) { return F != LLVMRustAllocKindFlags::Unknown; } +static bool isSet(LLVMRustAllocKindFlags F) { + return F != LLVMRustAllocKindFlags::Unknown; +} static llvm::AllocFnKind allocKindFromRust(LLVMRustAllocKindFlags F) { llvm::AllocFnKind AFK = llvm::AllocFnKind::Unknown; @@ -433,40 +444,47 @@ static llvm::AllocFnKind allocKindFromRust(LLVMRustAllocKindFlags F) { return AFK; } -extern "C" LLVMAttributeRef LLVMRustCreateAllocKindAttr(LLVMContextRef C, uint64_t AllocKindArg) { - return wrap(Attribute::get(*unwrap(C), Attribute::AllocKind, - static_cast(allocKindFromRust(static_cast(AllocKindArg))))); +extern "C" LLVMAttributeRef LLVMRustCreateAllocKindAttr(LLVMContextRef C, + uint64_t AllocKindArg) { + return wrap( + Attribute::get(*unwrap(C), Attribute::AllocKind, + static_cast(allocKindFromRust( + static_cast(AllocKindArg))))); } // Simplified representation of `MemoryEffects` across the FFI boundary. // -// Each variant corresponds to one of the static factory methods on `MemoryEffects`. +// Each variant corresponds to one of the static factory methods on +// `MemoryEffects`. enum class LLVMRustMemoryEffects { None, ReadOnly, InaccessibleMemOnly, }; -extern "C" LLVMAttributeRef LLVMRustCreateMemoryEffectsAttr(LLVMContextRef C, - LLVMRustMemoryEffects Effects) { +extern "C" LLVMAttributeRef +LLVMRustCreateMemoryEffectsAttr(LLVMContextRef C, + LLVMRustMemoryEffects Effects) { switch (Effects) { - case LLVMRustMemoryEffects::None: - return wrap(Attribute::getWithMemoryEffects(*unwrap(C), MemoryEffects::none())); - case LLVMRustMemoryEffects::ReadOnly: - return wrap(Attribute::getWithMemoryEffects(*unwrap(C), MemoryEffects::readOnly())); - case LLVMRustMemoryEffects::InaccessibleMemOnly: - return wrap(Attribute::getWithMemoryEffects(*unwrap(C), - MemoryEffects::inaccessibleMemOnly())); - default: - report_fatal_error("bad MemoryEffects."); - } -} - -// Enable all fast-math flags, including those which will cause floating-point operations -// to return poison for some well-defined inputs. This function can only be used to build -// unsafe Rust intrinsics. That unsafety does permit additional optimizations, but at the -// time of writing, their value is not well-understood relative to those enabled by -// LLVMRustSetAlgebraicMath. + case LLVMRustMemoryEffects::None: + return wrap( + Attribute::getWithMemoryEffects(*unwrap(C), MemoryEffects::none())); + case LLVMRustMemoryEffects::ReadOnly: + return wrap( + Attribute::getWithMemoryEffects(*unwrap(C), MemoryEffects::readOnly())); + case LLVMRustMemoryEffects::InaccessibleMemOnly: + return wrap(Attribute::getWithMemoryEffects( + *unwrap(C), MemoryEffects::inaccessibleMemOnly())); + default: + report_fatal_error("bad MemoryEffects."); + } +} + +// Enable all fast-math flags, including those which will cause floating-point +// operations to return poison for some well-defined inputs. This function can +// only be used to build unsafe Rust intrinsics. That unsafety does permit +// additional optimizations, but at the time of writing, their value is not +// well-understood relative to those enabled by LLVMRustSetAlgebraicMath. // // https://llvm.org/docs/LangRef.html#fast-math-flags extern "C" void LLVMRustSetFastMath(LLVMValueRef V) { @@ -475,14 +493,12 @@ extern "C" void LLVMRustSetFastMath(LLVMValueRef V) { } } -// Enable fast-math flags which permit algebraic transformations that are not allowed by -// IEEE floating point. For example: -// a + (b + c) = (a + b) + c -// and -// a / b = a * (1 / b) -// Note that this does NOT enable any flags which can cause a floating-point operation on -// well-defined inputs to return poison, and therefore this function can be used to build -// safe Rust intrinsics (such as fadd_algebraic). +// Enable fast-math flags which permit algebraic transformations that are not +// allowed by IEEE floating point. For example: a + (b + c) = (a + b) + c and a +// / b = a * (1 / b) Note that this does NOT enable any flags which can cause a +// floating-point operation on well-defined inputs to return poison, and +// therefore this function can be used to build safe Rust intrinsics (such as +// fadd_algebraic). // // https://llvm.org/docs/LangRef.html#fast-math-flags extern "C" void LLVMRustSetAlgebraicMath(LLVMValueRef V) { @@ -497,9 +513,9 @@ extern "C" void LLVMRustSetAlgebraicMath(LLVMValueRef V) { // Enable the reassoc fast-math flag, allowing transformations that pretend // floating-point addition and multiplication are associative. // -// Note that this does NOT enable any flags which can cause a floating-point operation on -// well-defined inputs to return poison, and therefore this function can be used to build -// safe Rust intrinsics (such as fadd_algebraic). +// Note that this does NOT enable any flags which can cause a floating-point +// operation on well-defined inputs to return poison, and therefore this +// function can be used to build safe Rust intrinsics (such as fadd_algebraic). // // https://llvm.org/docs/LangRef.html#fast-math-flags extern "C" void LLVMRustSetAllowReassoc(LLVMValueRef V) { @@ -547,11 +563,10 @@ LLVMRustInlineAsm(LLVMTypeRef Ty, char *AsmString, size_t AsmStringLen, char *Constraints, size_t ConstraintsLen, LLVMBool HasSideEffects, LLVMBool IsAlignStack, LLVMRustAsmDialect Dialect, LLVMBool CanThrow) { - return wrap(InlineAsm::get(unwrap(Ty), - StringRef(AsmString, AsmStringLen), - StringRef(Constraints, ConstraintsLen), - HasSideEffects, IsAlignStack, - fromRust(Dialect), CanThrow)); + return wrap(InlineAsm::get( + unwrap(Ty), StringRef(AsmString, AsmStringLen), + StringRef(Constraints, ConstraintsLen), HasSideEffects, IsAlignStack, + fromRust(Dialect), CanThrow)); } extern "C" bool LLVMRustInlineAsmVerify(LLVMTypeRef Ty, char *Constraints, @@ -705,19 +720,22 @@ enum class LLVMRustDISPFlags : uint32_t { inline LLVMRustDISPFlags operator&(LLVMRustDISPFlags A, LLVMRustDISPFlags B) { return static_cast(static_cast(A) & - static_cast(B)); + static_cast(B)); } inline LLVMRustDISPFlags operator|(LLVMRustDISPFlags A, LLVMRustDISPFlags B) { return static_cast(static_cast(A) | - static_cast(B)); + static_cast(B)); } -inline LLVMRustDISPFlags &operator|=(LLVMRustDISPFlags &A, LLVMRustDISPFlags B) { +inline LLVMRustDISPFlags &operator|=(LLVMRustDISPFlags &A, + LLVMRustDISPFlags B) { return A = A | B; } -inline bool isSet(LLVMRustDISPFlags F) { return F != LLVMRustDISPFlags::SPFlagZero; } +inline bool isSet(LLVMRustDISPFlags F) { + return F != LLVMRustDISPFlags::SPFlagZero; +} inline LLVMRustDISPFlags virtuality(LLVMRustDISPFlags F) { return static_cast(static_cast(F) & 0x3); @@ -761,7 +779,8 @@ enum class LLVMRustDebugEmissionKind { DebugDirectivesOnly, }; -static DICompileUnit::DebugEmissionKind fromRust(LLVMRustDebugEmissionKind Kind) { +static DICompileUnit::DebugEmissionKind +fromRust(LLVMRustDebugEmissionKind Kind) { switch (Kind) { case LLVMRustDebugEmissionKind::NoDebug: return DICompileUnit::DebugEmissionKind::NoDebug; @@ -777,12 +796,13 @@ static DICompileUnit::DebugEmissionKind fromRust(LLVMRustDebugEmissionKind Kind) } enum class LLVMRustDebugNameTableKind { - Default, - GNU, - None, + Default, + GNU, + None, }; -static DICompileUnit::DebugNameTableKind fromRust(LLVMRustDebugNameTableKind Kind) { +static DICompileUnit::DebugNameTableKind +fromRust(LLVMRustDebugNameTableKind Kind) { switch (Kind) { case LLVMRustDebugNameTableKind::Default: return DICompileUnit::DebugNameTableKind::Default; @@ -827,22 +847,18 @@ extern "C" uint32_t LLVMRustVersionMinor() { return LLVM_VERSION_MINOR; } extern "C" uint32_t LLVMRustVersionMajor() { return LLVM_VERSION_MAJOR; } -extern "C" void LLVMRustAddModuleFlagU32( - LLVMModuleRef M, - Module::ModFlagBehavior MergeBehavior, - const char *Name, - uint32_t Value) { +extern "C" void LLVMRustAddModuleFlagU32(LLVMModuleRef M, + Module::ModFlagBehavior MergeBehavior, + const char *Name, uint32_t Value) { unwrap(M)->addModuleFlag(MergeBehavior, Name, Value); } extern "C" void LLVMRustAddModuleFlagString( - LLVMModuleRef M, - Module::ModFlagBehavior MergeBehavior, - const char *Name, - const char *Value, - size_t ValueLen) { - unwrap(M)->addModuleFlag(MergeBehavior, Name, - MDString::get(unwrap(M)->getContext(), StringRef(Value, ValueLen))); + LLVMModuleRef M, Module::ModFlagBehavior MergeBehavior, const char *Name, + const char *Value, size_t ValueLen) { + unwrap(M)->addModuleFlag( + MergeBehavior, Name, + MDString::get(unwrap(M)->getContext(), StringRef(Value, ValueLen))); } extern "C" bool LLVMRustHasModuleFlag(LLVMModuleRef M, const char *Name, @@ -850,8 +866,8 @@ extern "C" bool LLVMRustHasModuleFlag(LLVMModuleRef M, const char *Name, return unwrap(M)->getModuleFlag(StringRef(Name, Len)) != nullptr; } -extern "C" void LLVMRustGlobalAddMetadata( - LLVMValueRef Global, unsigned Kind, LLVMMetadataRef MD) { +extern "C" void LLVMRustGlobalAddMetadata(LLVMValueRef Global, unsigned Kind, + LLVMMetadataRef MD) { unwrap(Global)->addMetadata(Kind, *unwrap(MD)); } @@ -870,33 +886,29 @@ extern "C" void LLVMRustDIBuilderFinalize(LLVMRustDIBuilderRef Builder) { extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateCompileUnit( LLVMRustDIBuilderRef Builder, unsigned Lang, LLVMMetadataRef FileRef, const char *Producer, size_t ProducerLen, bool isOptimized, - const char *Flags, unsigned RuntimeVer, - const char *SplitName, size_t SplitNameLen, - LLVMRustDebugEmissionKind Kind, - uint64_t DWOId, bool SplitDebugInlining, - LLVMRustDebugNameTableKind TableKind) { + const char *Flags, unsigned RuntimeVer, const char *SplitName, + size_t SplitNameLen, LLVMRustDebugEmissionKind Kind, uint64_t DWOId, + bool SplitDebugInlining, LLVMRustDebugNameTableKind TableKind) { auto *File = unwrapDI(FileRef); - return wrap(Builder->createCompileUnit(Lang, File, StringRef(Producer, ProducerLen), - isOptimized, Flags, RuntimeVer, - StringRef(SplitName, SplitNameLen), - fromRust(Kind), DWOId, SplitDebugInlining, - false, fromRust(TableKind))); + return wrap(Builder->createCompileUnit( + Lang, File, StringRef(Producer, ProducerLen), isOptimized, Flags, + RuntimeVer, StringRef(SplitName, SplitNameLen), fromRust(Kind), DWOId, + SplitDebugInlining, false, fromRust(TableKind))); } -extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateFile( - LLVMRustDIBuilderRef Builder, - const char *Filename, size_t FilenameLen, - const char *Directory, size_t DirectoryLen, LLVMRustChecksumKind CSKind, - const char *Checksum, size_t ChecksumLen) { +extern "C" LLVMMetadataRef +LLVMRustDIBuilderCreateFile(LLVMRustDIBuilderRef Builder, const char *Filename, + size_t FilenameLen, const char *Directory, + size_t DirectoryLen, LLVMRustChecksumKind CSKind, + const char *Checksum, size_t ChecksumLen) { std::optional llvmCSKind = fromRust(CSKind); std::optional> CSInfo{}; if (llvmCSKind) CSInfo.emplace(*llvmCSKind, StringRef{Checksum, ChecksumLen}); return wrap(Builder->createFile(StringRef(Filename, FilenameLen), - StringRef(Directory, DirectoryLen), - CSInfo)); + StringRef(Directory, DirectoryLen), CSInfo)); } extern "C" LLVMMetadataRef @@ -907,63 +919,59 @@ LLVMRustDIBuilderCreateSubroutineType(LLVMRustDIBuilderRef Builder, } extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateFunction( - LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, - const char *Name, size_t NameLen, - const char *LinkageName, size_t LinkageNameLen, - LLVMMetadataRef File, unsigned LineNo, - LLVMMetadataRef Ty, unsigned ScopeLine, LLVMRustDIFlags Flags, - LLVMRustDISPFlags SPFlags, LLVMValueRef MaybeFn, LLVMMetadataRef TParam, - LLVMMetadataRef Decl) { + LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name, + size_t NameLen, const char *LinkageName, size_t LinkageNameLen, + LLVMMetadataRef File, unsigned LineNo, LLVMMetadataRef Ty, + unsigned ScopeLine, LLVMRustDIFlags Flags, LLVMRustDISPFlags SPFlags, + LLVMValueRef MaybeFn, LLVMMetadataRef TParam, LLVMMetadataRef Decl) { DITemplateParameterArray TParams = DITemplateParameterArray(unwrap(TParam)); DISubprogram::DISPFlags llvmSPFlags = fromRust(SPFlags); DINode::DIFlags llvmFlags = fromRust(Flags); DISubprogram *Sub = Builder->createFunction( - unwrapDI(Scope), - StringRef(Name, NameLen), - StringRef(LinkageName, LinkageNameLen), - unwrapDI(File), LineNo, - unwrapDI(Ty), ScopeLine, llvmFlags, - llvmSPFlags, TParams, unwrapDIPtr(Decl)); + unwrapDI(Scope), StringRef(Name, NameLen), + StringRef(LinkageName, LinkageNameLen), unwrapDI(File), LineNo, + unwrapDI(Ty), ScopeLine, llvmFlags, llvmSPFlags, + TParams, unwrapDIPtr(Decl)); if (MaybeFn) unwrap(MaybeFn)->setSubprogram(Sub); return wrap(Sub); } extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateMethod( - LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, - const char *Name, size_t NameLen, - const char *LinkageName, size_t LinkageNameLen, - LLVMMetadataRef File, unsigned LineNo, - LLVMMetadataRef Ty, LLVMRustDIFlags Flags, - LLVMRustDISPFlags SPFlags, LLVMMetadataRef TParam) { + LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name, + size_t NameLen, const char *LinkageName, size_t LinkageNameLen, + LLVMMetadataRef File, unsigned LineNo, LLVMMetadataRef Ty, + LLVMRustDIFlags Flags, LLVMRustDISPFlags SPFlags, LLVMMetadataRef TParam) { DITemplateParameterArray TParams = DITemplateParameterArray(unwrap(TParam)); DISubprogram::DISPFlags llvmSPFlags = fromRust(SPFlags); DINode::DIFlags llvmFlags = fromRust(Flags); DISubprogram *Sub = Builder->createMethod( - unwrapDI(Scope), - StringRef(Name, NameLen), - StringRef(LinkageName, LinkageNameLen), - unwrapDI(File), LineNo, - unwrapDI(Ty), - 0, 0, nullptr, // VTable params aren't used + unwrapDI(Scope), StringRef(Name, NameLen), + StringRef(LinkageName, LinkageNameLen), unwrapDI(File), LineNo, + unwrapDI(Ty), 0, 0, + nullptr, // VTable params aren't used llvmFlags, llvmSPFlags, TParams); return wrap(Sub); } -extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateBasicType( - LLVMRustDIBuilderRef Builder, const char *Name, size_t NameLen, - uint64_t SizeInBits, unsigned Encoding) { - return wrap(Builder->createBasicType(StringRef(Name, NameLen), SizeInBits, Encoding)); +extern "C" LLVMMetadataRef +LLVMRustDIBuilderCreateBasicType(LLVMRustDIBuilderRef Builder, const char *Name, + size_t NameLen, uint64_t SizeInBits, + unsigned Encoding) { + return wrap( + Builder->createBasicType(StringRef(Name, NameLen), SizeInBits, Encoding)); } -extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateTypedef( - LLVMRustDIBuilderRef Builder, LLVMMetadataRef Type, const char *Name, size_t NameLen, - LLVMMetadataRef File, unsigned LineNo, LLVMMetadataRef Scope) { +extern "C" LLVMMetadataRef +LLVMRustDIBuilderCreateTypedef(LLVMRustDIBuilderRef Builder, + LLVMMetadataRef Type, const char *Name, + size_t NameLen, LLVMMetadataRef File, + unsigned LineNo, LLVMMetadataRef Scope) { return wrap(Builder->createTypedef( - unwrap(Type), StringRef(Name, NameLen), unwrap(File), - LineNo, unwrapDIPtr(Scope))); + unwrap(Type), StringRef(Name, NameLen), unwrap(File), + LineNo, unwrapDIPtr(Scope))); } extern "C" LLVMMetadataRef LLVMRustDIBuilderCreatePointerType( @@ -971,118 +979,98 @@ extern "C" LLVMMetadataRef LLVMRustDIBuilderCreatePointerType( uint64_t SizeInBits, uint32_t AlignInBits, unsigned AddressSpace, const char *Name, size_t NameLen) { return wrap(Builder->createPointerType(unwrapDI(PointeeTy), - SizeInBits, AlignInBits, - AddressSpace, + SizeInBits, AlignInBits, AddressSpace, StringRef(Name, NameLen))); } extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateStructType( - LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, - const char *Name, size_t NameLen, - LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits, - uint32_t AlignInBits, LLVMRustDIFlags Flags, - LLVMMetadataRef DerivedFrom, LLVMMetadataRef Elements, - unsigned RunTimeLang, LLVMMetadataRef VTableHolder, - const char *UniqueId, size_t UniqueIdLen) { + LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name, + size_t NameLen, LLVMMetadataRef File, unsigned LineNumber, + uint64_t SizeInBits, uint32_t AlignInBits, LLVMRustDIFlags Flags, + LLVMMetadataRef DerivedFrom, LLVMMetadataRef Elements, unsigned RunTimeLang, + LLVMMetadataRef VTableHolder, const char *UniqueId, size_t UniqueIdLen) { return wrap(Builder->createStructType( unwrapDI(Scope), StringRef(Name, NameLen), - unwrapDI(File), LineNumber, - SizeInBits, AlignInBits, fromRust(Flags), unwrapDI(DerivedFrom), + unwrapDI(File), LineNumber, SizeInBits, AlignInBits, + fromRust(Flags), unwrapDI(DerivedFrom), DINodeArray(unwrapDI(Elements)), RunTimeLang, unwrapDI(VTableHolder), StringRef(UniqueId, UniqueIdLen))); } extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateVariantPart( - LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, - const char *Name, size_t NameLen, - LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits, - uint32_t AlignInBits, LLVMRustDIFlags Flags, LLVMMetadataRef Discriminator, - LLVMMetadataRef Elements, const char *UniqueId, size_t UniqueIdLen) { + LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name, + size_t NameLen, LLVMMetadataRef File, unsigned LineNumber, + uint64_t SizeInBits, uint32_t AlignInBits, LLVMRustDIFlags Flags, + LLVMMetadataRef Discriminator, LLVMMetadataRef Elements, + const char *UniqueId, size_t UniqueIdLen) { return wrap(Builder->createVariantPart( unwrapDI(Scope), StringRef(Name, NameLen), - unwrapDI(File), LineNumber, - SizeInBits, AlignInBits, fromRust(Flags), unwrapDI(Discriminator), - DINodeArray(unwrapDI(Elements)), StringRef(UniqueId, UniqueIdLen))); + unwrapDI(File), LineNumber, SizeInBits, AlignInBits, + fromRust(Flags), unwrapDI(Discriminator), + DINodeArray(unwrapDI(Elements)), + StringRef(UniqueId, UniqueIdLen))); } extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateMemberType( - LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, - const char *Name, size_t NameLen, - LLVMMetadataRef File, unsigned LineNo, uint64_t SizeInBits, + LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name, + size_t NameLen, LLVMMetadataRef File, unsigned LineNo, uint64_t SizeInBits, uint32_t AlignInBits, uint64_t OffsetInBits, LLVMRustDIFlags Flags, LLVMMetadataRef Ty) { - return wrap(Builder->createMemberType(unwrapDI(Scope), - StringRef(Name, NameLen), - unwrapDI(File), LineNo, - SizeInBits, AlignInBits, OffsetInBits, - fromRust(Flags), unwrapDI(Ty))); + return wrap(Builder->createMemberType( + unwrapDI(Scope), StringRef(Name, NameLen), + unwrapDI(File), LineNo, SizeInBits, AlignInBits, OffsetInBits, + fromRust(Flags), unwrapDI(Ty))); } extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateVariantMemberType( - LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, - const char *Name, size_t NameLen, LLVMMetadataRef File, unsigned LineNo, - uint64_t SizeInBits, uint32_t AlignInBits, uint64_t OffsetInBits, LLVMValueRef Discriminant, + LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name, + size_t NameLen, LLVMMetadataRef File, unsigned LineNo, uint64_t SizeInBits, + uint32_t AlignInBits, uint64_t OffsetInBits, LLVMValueRef Discriminant, LLVMRustDIFlags Flags, LLVMMetadataRef Ty) { - llvm::ConstantInt* D = nullptr; + llvm::ConstantInt *D = nullptr; if (Discriminant) { D = unwrap(Discriminant); } - return wrap(Builder->createVariantMemberType(unwrapDI(Scope), - StringRef(Name, NameLen), - unwrapDI(File), LineNo, - SizeInBits, AlignInBits, OffsetInBits, D, - fromRust(Flags), unwrapDI(Ty))); + return wrap(Builder->createVariantMemberType( + unwrapDI(Scope), StringRef(Name, NameLen), + unwrapDI(File), LineNo, SizeInBits, AlignInBits, OffsetInBits, D, + fromRust(Flags), unwrapDI(Ty))); } extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateStaticMemberType( - LLVMRustDIBuilderRef Builder, - LLVMMetadataRef Scope, - const char *Name, - size_t NameLen, - LLVMMetadataRef File, - unsigned LineNo, - LLVMMetadataRef Ty, - LLVMRustDIFlags Flags, - LLVMValueRef val, - uint32_t AlignInBits -) { + LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name, + size_t NameLen, LLVMMetadataRef File, unsigned LineNo, LLVMMetadataRef Ty, + LLVMRustDIFlags Flags, LLVMValueRef val, uint32_t AlignInBits) { return wrap(Builder->createStaticMemberType( - unwrapDI(Scope), - StringRef(Name, NameLen), - unwrapDI(File), - LineNo, - unwrapDI(Ty), - fromRust(Flags), - unwrap(val), + unwrapDI(Scope), StringRef(Name, NameLen), + unwrapDI(File), LineNo, unwrapDI(Ty), fromRust(Flags), + unwrap(val), #if LLVM_VERSION_GE(18, 0) - llvm::dwarf::DW_TAG_member, + llvm::dwarf::DW_TAG_member, #endif - AlignInBits - )); + AlignInBits)); } -extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateLexicalBlock( - LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, - LLVMMetadataRef File, unsigned Line, unsigned Col) { +extern "C" LLVMMetadataRef +LLVMRustDIBuilderCreateLexicalBlock(LLVMRustDIBuilderRef Builder, + LLVMMetadataRef Scope, LLVMMetadataRef File, + unsigned Line, unsigned Col) { return wrap(Builder->createLexicalBlock(unwrapDI(Scope), unwrapDI(File), Line, Col)); } -extern "C" LLVMMetadataRef -LLVMRustDIBuilderCreateLexicalBlockFile(LLVMRustDIBuilderRef Builder, - LLVMMetadataRef Scope, - LLVMMetadataRef File) { +extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateLexicalBlockFile( + LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, LLVMMetadataRef File) { return wrap(Builder->createLexicalBlockFile(unwrapDI(Scope), unwrapDI(File))); } extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateStaticVariable( - LLVMRustDIBuilderRef Builder, LLVMMetadataRef Context, - const char *Name, size_t NameLen, - const char *LinkageName, size_t LinkageNameLen, - LLVMMetadataRef File, unsigned LineNo, - LLVMMetadataRef Ty, bool IsLocalToUnit, LLVMValueRef V, - LLVMMetadataRef Decl = nullptr, uint32_t AlignInBits = 0) { + LLVMRustDIBuilderRef Builder, LLVMMetadataRef Context, const char *Name, + size_t NameLen, const char *LinkageName, size_t LinkageNameLen, + LLVMMetadataRef File, unsigned LineNo, LLVMMetadataRef Ty, + bool IsLocalToUnit, LLVMValueRef V, LLVMMetadataRef Decl = nullptr, + uint32_t AlignInBits = 0) { llvm::GlobalVariable *InitVal = cast(unwrap(V)); llvm::DIExpression *InitExpr = nullptr; @@ -1095,14 +1083,13 @@ extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateStaticVariable( FPVal->getValueAPF().bitcastToAPInt().getZExtValue()); } - llvm::DIGlobalVariableExpression *VarExpr = Builder->createGlobalVariableExpression( - unwrapDI(Context), StringRef(Name, NameLen), - StringRef(LinkageName, LinkageNameLen), - unwrapDI(File), LineNo, unwrapDI(Ty), IsLocalToUnit, - /* isDefined */ true, - InitExpr, unwrapDIPtr(Decl), - /* templateParams */ nullptr, - AlignInBits); + llvm::DIGlobalVariableExpression *VarExpr = + Builder->createGlobalVariableExpression( + unwrapDI(Context), StringRef(Name, NameLen), + StringRef(LinkageName, LinkageNameLen), unwrapDI(File), + LineNo, unwrapDI(Ty), IsLocalToUnit, + /* isDefined */ true, InitExpr, unwrapDIPtr(Decl), + /* templateParams */ nullptr, AlignInBits); InitVal->setMetadata("dbg", VarExpr); @@ -1111,20 +1098,19 @@ extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateStaticVariable( extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateVariable( LLVMRustDIBuilderRef Builder, unsigned Tag, LLVMMetadataRef Scope, - const char *Name, size_t NameLen, - LLVMMetadataRef File, unsigned LineNo, + const char *Name, size_t NameLen, LLVMMetadataRef File, unsigned LineNo, LLVMMetadataRef Ty, bool AlwaysPreserve, LLVMRustDIFlags Flags, unsigned ArgNo, uint32_t AlignInBits) { if (Tag == 0x100) { // DW_TAG_auto_variable return wrap(Builder->createAutoVariable( unwrapDI(Scope), StringRef(Name, NameLen), - unwrapDI(File), LineNo, - unwrapDI(Ty), AlwaysPreserve, fromRust(Flags), AlignInBits)); + unwrapDI(File), LineNo, unwrapDI(Ty), AlwaysPreserve, + fromRust(Flags), AlignInBits)); } else { return wrap(Builder->createParameterVariable( unwrapDI(Scope), StringRef(Name, NameLen), ArgNo, - unwrapDI(File), LineNo, - unwrapDI(Ty), AlwaysPreserve, fromRust(Flags))); + unwrapDI(File), LineNo, unwrapDI(Ty), AlwaysPreserve, + fromRust(Flags))); } } @@ -1157,9 +1143,9 @@ extern "C" LLVMValueRef LLVMRustDIBuilderInsertDeclareAtEnd( LLVMBasicBlockRef InsertAtEnd) { auto Result = Builder->insertDeclare( unwrap(V), unwrap(VarInfo), - Builder->createExpression(llvm::ArrayRef(AddrOps, AddrOpsCount)), - DebugLoc(cast(unwrap(DL))), - unwrap(InsertAtEnd)); + Builder->createExpression( + llvm::ArrayRef(AddrOps, AddrOpsCount)), + DebugLoc(cast(unwrap(DL))), unwrap(InsertAtEnd)); #if LLVM_VERSION_GE(19, 0) return wrap(Result.get()); #else @@ -1170,21 +1156,20 @@ extern "C" LLVMValueRef LLVMRustDIBuilderInsertDeclareAtEnd( extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateEnumerator( LLVMRustDIBuilderRef Builder, const char *Name, size_t NameLen, const uint64_t Value[2], unsigned SizeInBits, bool IsUnsigned) { - return wrap(Builder->createEnumerator(StringRef(Name, NameLen), + return wrap(Builder->createEnumerator( + StringRef(Name, NameLen), APSInt(APInt(SizeInBits, ArrayRef(Value, 2)), IsUnsigned))); } extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateEnumerationType( - LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, - const char *Name, size_t NameLen, - LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits, - uint32_t AlignInBits, LLVMMetadataRef Elements, + LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name, + size_t NameLen, LLVMMetadataRef File, unsigned LineNumber, + uint64_t SizeInBits, uint32_t AlignInBits, LLVMMetadataRef Elements, LLVMMetadataRef ClassTy, bool IsScoped) { return wrap(Builder->createEnumerationType( unwrapDI(Scope), StringRef(Name, NameLen), - unwrapDI(File), LineNumber, - SizeInBits, AlignInBits, DINodeArray(unwrapDI(Elements)), - unwrapDI(ClassTy), + unwrapDI(File), LineNumber, SizeInBits, AlignInBits, + DINodeArray(unwrapDI(Elements)), unwrapDI(ClassTy), #if LLVM_VERSION_GE(18, 0) /* RunTimeLang */ 0, #endif @@ -1192,39 +1177,38 @@ extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateEnumerationType( } extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateUnionType( - LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, - const char *Name, size_t NameLen, - LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits, - uint32_t AlignInBits, LLVMRustDIFlags Flags, LLVMMetadataRef Elements, - unsigned RunTimeLang, const char *UniqueId, size_t UniqueIdLen) { + LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name, + size_t NameLen, LLVMMetadataRef File, unsigned LineNumber, + uint64_t SizeInBits, uint32_t AlignInBits, LLVMRustDIFlags Flags, + LLVMMetadataRef Elements, unsigned RunTimeLang, const char *UniqueId, + size_t UniqueIdLen) { return wrap(Builder->createUnionType( - unwrapDI(Scope), StringRef(Name, NameLen), unwrapDI(File), - LineNumber, SizeInBits, AlignInBits, fromRust(Flags), - DINodeArray(unwrapDI(Elements)), RunTimeLang, + unwrapDI(Scope), StringRef(Name, NameLen), + unwrapDI(File), LineNumber, SizeInBits, AlignInBits, + fromRust(Flags), DINodeArray(unwrapDI(Elements)), RunTimeLang, StringRef(UniqueId, UniqueIdLen))); } extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateTemplateTypeParameter( - LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, - const char *Name, size_t NameLen, LLVMMetadataRef Ty) { + LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name, + size_t NameLen, LLVMMetadataRef Ty) { bool IsDefault = false; // FIXME: should we ever set this true? return wrap(Builder->createTemplateTypeParameter( - unwrapDI(Scope), StringRef(Name, NameLen), unwrapDI(Ty), IsDefault)); + unwrapDI(Scope), StringRef(Name, NameLen), + unwrapDI(Ty), IsDefault)); } -extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateNameSpace( - LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, - const char *Name, size_t NameLen, bool ExportSymbols) { +extern "C" LLVMMetadataRef +LLVMRustDIBuilderCreateNameSpace(LLVMRustDIBuilderRef Builder, + LLVMMetadataRef Scope, const char *Name, + size_t NameLen, bool ExportSymbols) { return wrap(Builder->createNameSpace( - unwrapDI(Scope), StringRef(Name, NameLen), ExportSymbols - )); + unwrapDI(Scope), StringRef(Name, NameLen), ExportSymbols)); } -extern "C" void -LLVMRustDICompositeTypeReplaceArrays(LLVMRustDIBuilderRef Builder, - LLVMMetadataRef CompositeTy, - LLVMMetadataRef Elements, - LLVMMetadataRef Params) { +extern "C" void LLVMRustDICompositeTypeReplaceArrays( + LLVMRustDIBuilderRef Builder, LLVMMetadataRef CompositeTy, + LLVMMetadataRef Elements, LLVMMetadataRef Params) { DICompositeType *Tmp = unwrapDI(CompositeTy); Builder->replaceArrays(Tmp, DINodeArray(unwrap(Elements)), DINodeArray(unwrap(Params))); @@ -1235,9 +1219,8 @@ LLVMRustDIBuilderCreateDebugLocation(unsigned Line, unsigned Column, LLVMMetadataRef ScopeRef, LLVMMetadataRef InlinedAt) { MDNode *Scope = unwrapDIPtr(ScopeRef); - DILocation *Loc = DILocation::get( - Scope->getContext(), Line, Column, Scope, - unwrapDIPtr(InlinedAt)); + DILocation *Loc = DILocation::get(Scope->getContext(), Line, Column, Scope, + unwrapDIPtr(InlinedAt)); return wrap(Loc); } @@ -1258,8 +1241,7 @@ extern "C" void LLVMRustWriteTypeToString(LLVMTypeRef Ty, RustStringRef Str) { unwrap(Ty)->print(OS); } -extern "C" void LLVMRustWriteValueToString(LLVMValueRef V, - RustStringRef Str) { +extern "C" void LLVMRustWriteValueToString(LLVMValueRef V, RustStringRef Str) { auto OS = RawRustStringOstream(Str); if (!V) { OS << "(null)"; @@ -1281,7 +1263,7 @@ extern "C" void LLVMRustWriteTwineToString(LLVMTwineRef T, RustStringRef Str) { extern "C" void LLVMRustUnpackOptimizationDiagnostic( LLVMDiagnosticInfoRef DI, RustStringRef PassNameOut, - LLVMValueRef *FunctionOut, unsigned* Line, unsigned* Column, + LLVMValueRef *FunctionOut, unsigned *Line, unsigned *Column, RustStringRef FilenameOut, RustStringRef MessageOut) { // Undefined to call this not on an optimization diagnostic! llvm::DiagnosticInfoOptimizationBase *Opt = @@ -1304,17 +1286,15 @@ extern "C" void LLVMRustUnpackOptimizationDiagnostic( } enum class LLVMRustDiagnosticLevel { - Error, - Warning, - Note, - Remark, + Error, + Warning, + Note, + Remark, }; -extern "C" void -LLVMRustUnpackInlineAsmDiagnostic(LLVMDiagnosticInfoRef DI, - LLVMRustDiagnosticLevel *LevelOut, - uint64_t *CookieOut, - LLVMTwineRef *MessageOut) { +extern "C" void LLVMRustUnpackInlineAsmDiagnostic( + LLVMDiagnosticInfoRef DI, LLVMRustDiagnosticLevel *LevelOut, + uint64_t *CookieOut, LLVMTwineRef *MessageOut) { // Undefined to call this not on an inline assembly diagnostic! llvm::DiagnosticInfoInlineAsm *IA = static_cast(unwrap(DI)); @@ -1323,20 +1303,20 @@ LLVMRustUnpackInlineAsmDiagnostic(LLVMDiagnosticInfoRef DI, *MessageOut = wrap(&IA->getMsgStr()); switch (IA->getSeverity()) { - case DS_Error: - *LevelOut = LLVMRustDiagnosticLevel::Error; - break; - case DS_Warning: - *LevelOut = LLVMRustDiagnosticLevel::Warning; - break; - case DS_Note: - *LevelOut = LLVMRustDiagnosticLevel::Note; - break; - case DS_Remark: - *LevelOut = LLVMRustDiagnosticLevel::Remark; - break; - default: - report_fatal_error("Invalid LLVMRustDiagnosticLevel value!"); + case DS_Error: + *LevelOut = LLVMRustDiagnosticLevel::Error; + break; + case DS_Warning: + *LevelOut = LLVMRustDiagnosticLevel::Warning; + break; + case DS_Note: + *LevelOut = LLVMRustDiagnosticLevel::Note; + break; + case DS_Remark: + *LevelOut = LLVMRustDiagnosticLevel::Remark; + break; + default: + report_fatal_error("Invalid LLVMRustDiagnosticLevel value!"); } } @@ -1454,61 +1434,61 @@ extern "C" LLVMTypeKind LLVMRustGetTypeKind(LLVMTypeRef Ty) { return LLVMBFloatTypeKind; case Type::X86_AMXTyID: return LLVMX86_AMXTypeKind; - default: - { - std::string error; - auto stream = llvm::raw_string_ostream(error); - stream << "Rust does not support the TypeID: " << unwrap(Ty)->getTypeID() - << " for the type: " << *unwrap(Ty); - stream.flush(); - report_fatal_error(error.c_str()); - } + default: { + std::string error; + auto stream = llvm::raw_string_ostream(error); + stream << "Rust does not support the TypeID: " << unwrap(Ty)->getTypeID() + << " for the type: " << *unwrap(Ty); + stream.flush(); + report_fatal_error(error.c_str()); + } } } DEFINE_SIMPLE_CONVERSION_FUNCTIONS(SMDiagnostic, LLVMSMDiagnosticRef) -extern "C" LLVMSMDiagnosticRef LLVMRustGetSMDiagnostic( - LLVMDiagnosticInfoRef DI, unsigned *Cookie) { - llvm::DiagnosticInfoSrcMgr *SM = static_cast(unwrap(DI)); +extern "C" LLVMSMDiagnosticRef LLVMRustGetSMDiagnostic(LLVMDiagnosticInfoRef DI, + unsigned *Cookie) { + llvm::DiagnosticInfoSrcMgr *SM = + static_cast(unwrap(DI)); *Cookie = SM->getLocCookie(); return wrap(&SM->getSMDiag()); } -extern "C" bool LLVMRustUnpackSMDiagnostic(LLVMSMDiagnosticRef DRef, - RustStringRef MessageOut, - RustStringRef BufferOut, - LLVMRustDiagnosticLevel* LevelOut, - unsigned* LocOut, - unsigned* RangesOut, - size_t* NumRanges) { - SMDiagnostic& D = *unwrap(DRef); +extern "C" bool +LLVMRustUnpackSMDiagnostic(LLVMSMDiagnosticRef DRef, RustStringRef MessageOut, + RustStringRef BufferOut, + LLVMRustDiagnosticLevel *LevelOut, unsigned *LocOut, + unsigned *RangesOut, size_t *NumRanges) { + SMDiagnostic &D = *unwrap(DRef); auto MessageOS = RawRustStringOstream(MessageOut); MessageOS << D.getMessage(); switch (D.getKind()) { - case SourceMgr::DK_Error: - *LevelOut = LLVMRustDiagnosticLevel::Error; - break; - case SourceMgr::DK_Warning: - *LevelOut = LLVMRustDiagnosticLevel::Warning; - break; - case SourceMgr::DK_Note: - *LevelOut = LLVMRustDiagnosticLevel::Note; - break; - case SourceMgr::DK_Remark: - *LevelOut = LLVMRustDiagnosticLevel::Remark; - break; - default: - report_fatal_error("Invalid LLVMRustDiagnosticLevel value!"); + case SourceMgr::DK_Error: + *LevelOut = LLVMRustDiagnosticLevel::Error; + break; + case SourceMgr::DK_Warning: + *LevelOut = LLVMRustDiagnosticLevel::Warning; + break; + case SourceMgr::DK_Note: + *LevelOut = LLVMRustDiagnosticLevel::Note; + break; + case SourceMgr::DK_Remark: + *LevelOut = LLVMRustDiagnosticLevel::Remark; + break; + default: + report_fatal_error("Invalid LLVMRustDiagnosticLevel value!"); } if (D.getLoc() == SMLoc()) return false; const SourceMgr &LSM = *D.getSourceMgr(); - const MemoryBuffer *LBuf = LSM.getMemoryBuffer(LSM.FindBufferContainingLoc(D.getLoc())); - LLVMRustStringWriteImpl(BufferOut, LBuf->getBufferStart(), LBuf->getBufferSize()); + const MemoryBuffer *LBuf = + LSM.getMemoryBuffer(LSM.FindBufferContainingLoc(D.getLoc())); + LLVMRustStringWriteImpl(BufferOut, LBuf->getBufferStart(), + LBuf->getBufferSize()); *LocOut = D.getLoc().getPointer() - LBuf->getBufferStart(); @@ -1525,7 +1505,8 @@ extern "C" bool LLVMRustUnpackSMDiagnostic(LLVMSMDiagnosticRef DRef, extern "C" OperandBundleDef *LLVMRustBuildOperandBundleDef(const char *Name, LLVMValueRef *Inputs, unsigned NumInputs) { - return new OperandBundleDef(Name, ArrayRef(unwrap(Inputs), NumInputs)); + return new OperandBundleDef(Name, + ArrayRef(unwrap(Inputs), NumInputs)); } extern "C" void LLVMRustFreeOperandBundleDef(OperandBundleDef *Bundle) { @@ -1533,8 +1514,9 @@ extern "C" void LLVMRustFreeOperandBundleDef(OperandBundleDef *Bundle) { } // OpBundlesIndirect is an array of pointers (*not* a pointer to an array). -extern "C" LLVMValueRef LLVMRustBuildCall(LLVMBuilderRef B, LLVMTypeRef Ty, LLVMValueRef Fn, - LLVMValueRef *Args, unsigned NumArgs, +extern "C" LLVMValueRef LLVMRustBuildCall(LLVMBuilderRef B, LLVMTypeRef Ty, + LLVMValueRef Fn, LLVMValueRef *Args, + unsigned NumArgs, OperandBundleDef **OpBundlesIndirect, unsigned NumOpBundles) { Value *Callee = unwrap(Fn); @@ -1547,17 +1529,19 @@ extern "C" LLVMValueRef LLVMRustBuildCall(LLVMBuilderRef B, LLVMTypeRef Ty, LLVM OpBundles.push_back(*OpBundlesIndirect[i]); } - return wrap(unwrap(B)->CreateCall( - FTy, Callee, ArrayRef(unwrap(Args), NumArgs), - ArrayRef(OpBundles))); + return wrap(unwrap(B)->CreateCall(FTy, Callee, + ArrayRef(unwrap(Args), NumArgs), + ArrayRef(OpBundles))); } -extern "C" LLVMValueRef LLVMRustGetInstrProfIncrementIntrinsic(LLVMModuleRef M) { +extern "C" LLVMValueRef +LLVMRustGetInstrProfIncrementIntrinsic(LLVMModuleRef M) { return wrap(llvm::Intrinsic::getDeclaration( unwrap(M), llvm::Intrinsic::instrprof_increment)); } -extern "C" LLVMValueRef LLVMRustGetInstrProfMCDCParametersIntrinsic(LLVMModuleRef M) { +extern "C" LLVMValueRef +LLVMRustGetInstrProfMCDCParametersIntrinsic(LLVMModuleRef M) { #if LLVM_VERSION_GE(18, 0) return wrap(llvm::Intrinsic::getDeclaration( unwrap(M), llvm::Intrinsic::instrprof_mcdc_parameters)); @@ -1566,7 +1550,8 @@ extern "C" LLVMValueRef LLVMRustGetInstrProfMCDCParametersIntrinsic(LLVMModuleRe #endif } -extern "C" LLVMValueRef LLVMRustGetInstrProfMCDCTVBitmapUpdateIntrinsic(LLVMModuleRef M) { +extern "C" LLVMValueRef +LLVMRustGetInstrProfMCDCTVBitmapUpdateIntrinsic(LLVMModuleRef M) { #if LLVM_VERSION_GE(18, 0) return wrap(llvm::Intrinsic::getDeclaration( unwrap(M), llvm::Intrinsic::instrprof_mcdc_tvbitmap_update)); @@ -1575,7 +1560,8 @@ extern "C" LLVMValueRef LLVMRustGetInstrProfMCDCTVBitmapUpdateIntrinsic(LLVMModu #endif } -extern "C" LLVMValueRef LLVMRustGetInstrProfMCDCCondBitmapIntrinsic(LLVMModuleRef M) { +extern "C" LLVMValueRef +LLVMRustGetInstrProfMCDCCondBitmapIntrinsic(LLVMModuleRef M) { #if LLVM_VERSION_GE(18, 0) return wrap(llvm::Intrinsic::getDeclaration( unwrap(M), llvm::Intrinsic::instrprof_mcdc_condbitmap_update)); @@ -1584,32 +1570,31 @@ extern "C" LLVMValueRef LLVMRustGetInstrProfMCDCCondBitmapIntrinsic(LLVMModuleRe #endif } -extern "C" LLVMValueRef LLVMRustBuildMemCpy(LLVMBuilderRef B, - LLVMValueRef Dst, unsigned DstAlign, - LLVMValueRef Src, unsigned SrcAlign, - LLVMValueRef Size, bool IsVolatile) { - return wrap(unwrap(B)->CreateMemCpy( - unwrap(Dst), MaybeAlign(DstAlign), - unwrap(Src), MaybeAlign(SrcAlign), - unwrap(Size), IsVolatile)); +extern "C" LLVMValueRef LLVMRustBuildMemCpy(LLVMBuilderRef B, LLVMValueRef Dst, + unsigned DstAlign, LLVMValueRef Src, + unsigned SrcAlign, + LLVMValueRef Size, + bool IsVolatile) { + return wrap(unwrap(B)->CreateMemCpy(unwrap(Dst), MaybeAlign(DstAlign), + unwrap(Src), MaybeAlign(SrcAlign), + unwrap(Size), IsVolatile)); } -extern "C" LLVMValueRef LLVMRustBuildMemMove(LLVMBuilderRef B, - LLVMValueRef Dst, unsigned DstAlign, - LLVMValueRef Src, unsigned SrcAlign, - LLVMValueRef Size, bool IsVolatile) { - return wrap(unwrap(B)->CreateMemMove( - unwrap(Dst), MaybeAlign(DstAlign), - unwrap(Src), MaybeAlign(SrcAlign), - unwrap(Size), IsVolatile)); +extern "C" LLVMValueRef +LLVMRustBuildMemMove(LLVMBuilderRef B, LLVMValueRef Dst, unsigned DstAlign, + LLVMValueRef Src, unsigned SrcAlign, LLVMValueRef Size, + bool IsVolatile) { + return wrap(unwrap(B)->CreateMemMove(unwrap(Dst), MaybeAlign(DstAlign), + unwrap(Src), MaybeAlign(SrcAlign), + unwrap(Size), IsVolatile)); } -extern "C" LLVMValueRef LLVMRustBuildMemSet(LLVMBuilderRef B, - LLVMValueRef Dst, unsigned DstAlign, - LLVMValueRef Val, - LLVMValueRef Size, bool IsVolatile) { - return wrap(unwrap(B)->CreateMemSet( - unwrap(Dst), unwrap(Val), unwrap(Size), MaybeAlign(DstAlign), IsVolatile)); +extern "C" LLVMValueRef LLVMRustBuildMemSet(LLVMBuilderRef B, LLVMValueRef Dst, + unsigned DstAlign, LLVMValueRef Val, + LLVMValueRef Size, + bool IsVolatile) { + return wrap(unwrap(B)->CreateMemSet(unwrap(Dst), unwrap(Val), unwrap(Size), + MaybeAlign(DstAlign), IsVolatile)); } // OpBundlesIndirect is an array of pointers (*not* a pointer to an array). @@ -1630,7 +1615,7 @@ LLVMRustBuildInvoke(LLVMBuilderRef B, LLVMTypeRef Ty, LLVMValueRef Fn, } return wrap(unwrap(B)->CreateInvoke(FTy, Callee, unwrap(Then), unwrap(Catch), - ArrayRef(unwrap(Args), NumArgs), + ArrayRef(unwrap(Args), NumArgs), ArrayRef(OpBundles), Name)); } @@ -1647,7 +1632,7 @@ LLVMRustBuildCallBr(LLVMBuilderRef B, LLVMTypeRef Ty, LLVMValueRef Fn, FunctionType *FTy = unwrap(Ty); // FIXME: Is there a way around this? - std::vector IndirectDestsUnwrapped; + std::vector IndirectDestsUnwrapped; IndirectDestsUnwrapped.reserve(NumIndirectDests); for (unsigned i = 0; i < NumIndirectDests; ++i) { IndirectDestsUnwrapped.push_back(unwrap(IndirectDests[i])); @@ -1660,12 +1645,11 @@ LLVMRustBuildCallBr(LLVMBuilderRef B, LLVMTypeRef Ty, LLVMValueRef Fn, OpBundles.push_back(*OpBundlesIndirect[i]); } - return wrap(unwrap(B)->CreateCallBr( - FTy, Callee, unwrap(DefaultDest), - ArrayRef(IndirectDestsUnwrapped), - ArrayRef(unwrap(Args), NumArgs), - ArrayRef(OpBundles), - Name)); + return wrap( + unwrap(B)->CreateCallBr(FTy, Callee, unwrap(DefaultDest), + ArrayRef(IndirectDestsUnwrapped), + ArrayRef(unwrap(Args), NumArgs), + ArrayRef(OpBundles), Name)); } extern "C" void LLVMRustPositionBuilderAtStart(LLVMBuilderRef B, @@ -1765,28 +1749,30 @@ extern "C" void LLVMRustSetLinkage(LLVMValueRef V, } extern "C" bool LLVMRustConstIntGetZExtValue(LLVMValueRef CV, uint64_t *value) { - auto C = unwrap(CV); - if (C->getBitWidth() > 64) - return false; - *value = C->getZExtValue(); - return true; + auto C = unwrap(CV); + if (C->getBitWidth() > 64) + return false; + *value = C->getZExtValue(); + return true; } -// Returns true if both high and low were successfully set. Fails in case constant wasn’t any of -// the common sizes (1, 8, 16, 32, 64, 128 bits) -extern "C" bool LLVMRustConstInt128Get(LLVMValueRef CV, bool sext, uint64_t *high, uint64_t *low) -{ - auto C = unwrap(CV); - if (C->getBitWidth() > 128) { return false; } - APInt AP; - if (sext) { - AP = C->getValue().sext(128); - } else { - AP = C->getValue().zext(128); - } - *low = AP.getLoBits(64).getZExtValue(); - *high = AP.getHiBits(64).getZExtValue(); - return true; +// Returns true if both high and low were successfully set. Fails in case +// constant wasn’t any of the common sizes (1, 8, 16, 32, 64, 128 bits) +extern "C" bool LLVMRustConstInt128Get(LLVMValueRef CV, bool sext, + uint64_t *high, uint64_t *low) { + auto C = unwrap(CV); + if (C->getBitWidth() > 128) { + return false; + } + APInt AP; + if (sext) { + AP = C->getValue().sext(128); + } else { + AP = C->getValue().zext(128); + } + *low = AP.getLoBits(64).getZExtValue(); + *high = AP.getHiBits(64).getZExtValue(); + return true; } enum class LLVMRustVisibility { @@ -1836,8 +1822,7 @@ struct LLVMRustModuleBuffer { std::string data; }; -extern "C" LLVMRustModuleBuffer* -LLVMRustModuleBufferCreate(LLVMModuleRef M) { +extern "C" LLVMRustModuleBuffer *LLVMRustModuleBufferCreate(LLVMModuleRef M) { auto Ret = std::make_unique(); { auto OS = raw_string_ostream(Ret->data); @@ -1846,30 +1831,26 @@ LLVMRustModuleBufferCreate(LLVMModuleRef M) { return Ret.release(); } -extern "C" void -LLVMRustModuleBufferFree(LLVMRustModuleBuffer *Buffer) { +extern "C" void LLVMRustModuleBufferFree(LLVMRustModuleBuffer *Buffer) { delete Buffer; } -extern "C" const void* +extern "C" const void * LLVMRustModuleBufferPtr(const LLVMRustModuleBuffer *Buffer) { return Buffer->data.data(); } -extern "C" size_t -LLVMRustModuleBufferLen(const LLVMRustModuleBuffer *Buffer) { +extern "C" size_t LLVMRustModuleBufferLen(const LLVMRustModuleBuffer *Buffer) { return Buffer->data.length(); } -extern "C" uint64_t -LLVMRustModuleCost(LLVMModuleRef M) { +extern "C" uint64_t LLVMRustModuleCost(LLVMModuleRef M) { auto f = unwrap(M)->functions(); return std::distance(std::begin(f), std::end(f)); } -extern "C" void -LLVMRustModuleInstructionStats(LLVMModuleRef M, RustStringRef Str) -{ +extern "C" void LLVMRustModuleInstructionStats(LLVMModuleRef M, + RustStringRef Str) { auto OS = RawRustStringOstream(Str); auto JOS = llvm::json::OStream(OS); auto Module = unwrap(M); @@ -1881,41 +1862,45 @@ LLVMRustModuleInstructionStats(LLVMModuleRef M, RustStringRef Str) } // Vector reductions: -extern "C" LLVMValueRef -LLVMRustBuildVectorReduceFAdd(LLVMBuilderRef B, LLVMValueRef Acc, LLVMValueRef Src) { - return wrap(unwrap(B)->CreateFAddReduce(unwrap(Acc),unwrap(Src))); -} -extern "C" LLVMValueRef -LLVMRustBuildVectorReduceFMul(LLVMBuilderRef B, LLVMValueRef Acc, LLVMValueRef Src) { - return wrap(unwrap(B)->CreateFMulReduce(unwrap(Acc),unwrap(Src))); -} -extern "C" LLVMValueRef -LLVMRustBuildVectorReduceAdd(LLVMBuilderRef B, LLVMValueRef Src) { - return wrap(unwrap(B)->CreateAddReduce(unwrap(Src))); -} -extern "C" LLVMValueRef -LLVMRustBuildVectorReduceMul(LLVMBuilderRef B, LLVMValueRef Src) { - return wrap(unwrap(B)->CreateMulReduce(unwrap(Src))); -} -extern "C" LLVMValueRef -LLVMRustBuildVectorReduceAnd(LLVMBuilderRef B, LLVMValueRef Src) { - return wrap(unwrap(B)->CreateAndReduce(unwrap(Src))); -} -extern "C" LLVMValueRef -LLVMRustBuildVectorReduceOr(LLVMBuilderRef B, LLVMValueRef Src) { - return wrap(unwrap(B)->CreateOrReduce(unwrap(Src))); -} -extern "C" LLVMValueRef -LLVMRustBuildVectorReduceXor(LLVMBuilderRef B, LLVMValueRef Src) { - return wrap(unwrap(B)->CreateXorReduce(unwrap(Src))); -} -extern "C" LLVMValueRef -LLVMRustBuildVectorReduceMin(LLVMBuilderRef B, LLVMValueRef Src, bool IsSigned) { - return wrap(unwrap(B)->CreateIntMinReduce(unwrap(Src), IsSigned)); -} -extern "C" LLVMValueRef -LLVMRustBuildVectorReduceMax(LLVMBuilderRef B, LLVMValueRef Src, bool IsSigned) { - return wrap(unwrap(B)->CreateIntMaxReduce(unwrap(Src), IsSigned)); +extern "C" LLVMValueRef LLVMRustBuildVectorReduceFAdd(LLVMBuilderRef B, + LLVMValueRef Acc, + LLVMValueRef Src) { + return wrap(unwrap(B)->CreateFAddReduce(unwrap(Acc), unwrap(Src))); +} +extern "C" LLVMValueRef LLVMRustBuildVectorReduceFMul(LLVMBuilderRef B, + LLVMValueRef Acc, + LLVMValueRef Src) { + return wrap(unwrap(B)->CreateFMulReduce(unwrap(Acc), unwrap(Src))); +} +extern "C" LLVMValueRef LLVMRustBuildVectorReduceAdd(LLVMBuilderRef B, + LLVMValueRef Src) { + return wrap(unwrap(B)->CreateAddReduce(unwrap(Src))); +} +extern "C" LLVMValueRef LLVMRustBuildVectorReduceMul(LLVMBuilderRef B, + LLVMValueRef Src) { + return wrap(unwrap(B)->CreateMulReduce(unwrap(Src))); +} +extern "C" LLVMValueRef LLVMRustBuildVectorReduceAnd(LLVMBuilderRef B, + LLVMValueRef Src) { + return wrap(unwrap(B)->CreateAndReduce(unwrap(Src))); +} +extern "C" LLVMValueRef LLVMRustBuildVectorReduceOr(LLVMBuilderRef B, + LLVMValueRef Src) { + return wrap(unwrap(B)->CreateOrReduce(unwrap(Src))); +} +extern "C" LLVMValueRef LLVMRustBuildVectorReduceXor(LLVMBuilderRef B, + LLVMValueRef Src) { + return wrap(unwrap(B)->CreateXorReduce(unwrap(Src))); +} +extern "C" LLVMValueRef LLVMRustBuildVectorReduceMin(LLVMBuilderRef B, + LLVMValueRef Src, + bool IsSigned) { + return wrap(unwrap(B)->CreateIntMinReduce(unwrap(Src), IsSigned)); +} +extern "C" LLVMValueRef LLVMRustBuildVectorReduceMax(LLVMBuilderRef B, + LLVMValueRef Src, + bool IsSigned) { + return wrap(unwrap(B)->CreateIntMaxReduce(unwrap(Src), IsSigned)); } extern "C" LLVMValueRef LLVMRustBuildVectorReduceFMin(LLVMBuilderRef B, LLVMValueRef Src, bool NoNaN) { @@ -1930,32 +1915,28 @@ LLVMRustBuildVectorReduceFMax(LLVMBuilderRef B, LLVMValueRef Src, bool NoNaN) { return wrap(I); } -extern "C" LLVMValueRef -LLVMRustBuildMinNum(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS) { - return wrap(unwrap(B)->CreateMinNum(unwrap(LHS),unwrap(RHS))); +extern "C" LLVMValueRef LLVMRustBuildMinNum(LLVMBuilderRef B, LLVMValueRef LHS, + LLVMValueRef RHS) { + return wrap(unwrap(B)->CreateMinNum(unwrap(LHS), unwrap(RHS))); } -extern "C" LLVMValueRef -LLVMRustBuildMaxNum(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS) { - return wrap(unwrap(B)->CreateMaxNum(unwrap(LHS),unwrap(RHS))); +extern "C" LLVMValueRef LLVMRustBuildMaxNum(LLVMBuilderRef B, LLVMValueRef LHS, + LLVMValueRef RHS) { + return wrap(unwrap(B)->CreateMaxNum(unwrap(LHS), unwrap(RHS))); } // This struct contains all necessary info about a symbol exported from a DLL. struct LLVMRustCOFFShortExport { - const char* name; + const char *name; bool ordinal_present; // The value of `ordinal` is only meaningful if `ordinal_present` is true. uint16_t ordinal; }; // Machine must be a COFF machine type, as defined in PE specs. -extern "C" LLVMRustResult LLVMRustWriteImportLibrary( - const char* ImportName, - const char* Path, - const LLVMRustCOFFShortExport* Exports, - size_t NumExports, - uint16_t Machine, - bool MinGW) -{ +extern "C" LLVMRustResult +LLVMRustWriteImportLibrary(const char *ImportName, const char *Path, + const LLVMRustCOFFShortExport *Exports, + size_t NumExports, uint16_t Machine, bool MinGW) { std::vector ConvertedExports; ConvertedExports.reserve(NumExports); @@ -1963,27 +1944,24 @@ extern "C" LLVMRustResult LLVMRustWriteImportLibrary( bool ordinal_present = Exports[i].ordinal_present; uint16_t ordinal = ordinal_present ? Exports[i].ordinal : 0; ConvertedExports.push_back(llvm::object::COFFShortExport{ - Exports[i].name, // Name - std::string{}, // ExtName - std::string{}, // SymbolName - std::string{}, // AliasTarget + Exports[i].name, // Name + std::string{}, // ExtName + std::string{}, // SymbolName + std::string{}, // AliasTarget #if LLVM_VERSION_GE(19, 0) - std::string{}, // ExportAs + std::string{}, // ExportAs #endif - ordinal, // Ordinal - ordinal_present, // Noname - false, // Data - false, // Private - false // Constant + ordinal, // Ordinal + ordinal_present, // Noname + false, // Data + false, // Private + false // Constant }); } auto Error = llvm::object::writeImportLibrary( - ImportName, - Path, - ConvertedExports, - static_cast(Machine), - MinGW); + ImportName, Path, ConvertedExports, + static_cast(Machine), MinGW); if (Error) { std::string errorString; auto stream = llvm::raw_string_ostream(errorString); @@ -2019,27 +1997,23 @@ using LLVMDiagnosticHandlerTy = DiagnosticHandler::DiagnosticHandlerTy; // the RemarkPasses array specifies individual passes for which remarks will be // enabled. // -// If RemarkFilePath is not NULL, optimization remarks will be streamed directly into this file, -// bypassing the diagnostics handler. +// If RemarkFilePath is not NULL, optimization remarks will be streamed directly +// into this file, bypassing the diagnostics handler. extern "C" void LLVMRustContextConfigureDiagnosticHandler( LLVMContextRef C, LLVMDiagnosticHandlerTy DiagnosticHandlerCallback, void *DiagnosticHandlerContext, bool RemarkAllPasses, - const char * const * RemarkPasses, size_t RemarkPassesLen, - const char * RemarkFilePath, - bool PGOAvailable -) { + const char *const *RemarkPasses, size_t RemarkPassesLen, + const char *RemarkFilePath, bool PGOAvailable) { class RustDiagnosticHandler final : public DiagnosticHandler { public: RustDiagnosticHandler( - LLVMDiagnosticHandlerTy DiagnosticHandlerCallback, - void *DiagnosticHandlerContext, - bool RemarkAllPasses, - std::vector RemarkPasses, - std::unique_ptr RemarksFile, - std::unique_ptr RemarkStreamer, - std::unique_ptr LlvmRemarkStreamer - ) + LLVMDiagnosticHandlerTy DiagnosticHandlerCallback, + void *DiagnosticHandlerContext, bool RemarkAllPasses, + std::vector RemarkPasses, + std::unique_ptr RemarksFile, + std::unique_ptr RemarkStreamer, + std::unique_ptr LlvmRemarkStreamer) : DiagnosticHandlerCallback(DiagnosticHandlerCallback), DiagnosticHandlerContext(DiagnosticHandlerContext), RemarkAllPasses(RemarkAllPasses), @@ -2049,11 +2023,13 @@ extern "C" void LLVMRustContextConfigureDiagnosticHandler( LlvmRemarkStreamer(std::move(LlvmRemarkStreamer)) {} virtual bool handleDiagnostics(const DiagnosticInfo &DI) override { - // If this diagnostic is one of the optimization remark kinds, we can check if it's enabled - // before emitting it. This can avoid many short-lived allocations when unpacking the - // diagnostic and converting its various C++ strings into rust strings. - // FIXME: some diagnostic infos still allocate before we get here, and avoiding that would be - // good in the future. That will require changing a few call sites in LLVM. + // If this diagnostic is one of the optimization remark kinds, we can + // check if it's enabled before emitting it. This can avoid many + // short-lived allocations when unpacking the diagnostic and converting + // its various C++ strings into rust strings. + // FIXME: some diagnostic infos still allocate before we get here, and + // avoiding that would be good in the future. That will require changing a + // few call sites in LLVM. if (auto *OptDiagBase = dyn_cast(&DI)) { if (OptDiagBase->isEnabled()) { if (this->LlvmRemarkStreamer) { @@ -2109,16 +2085,15 @@ extern "C" void LLVMRustContextConfigureDiagnosticHandler( bool RemarkAllPasses = false; std::vector RemarkPasses; - // Since LlvmRemarkStreamer contains a pointer to RemarkStreamer, the ordering of the three - // members below is important. + // Since LlvmRemarkStreamer contains a pointer to RemarkStreamer, the + // ordering of the three members below is important. std::unique_ptr RemarksFile; std::unique_ptr RemarkStreamer; std::unique_ptr LlvmRemarkStreamer; }; std::vector Passes; - for (size_t I = 0; I != RemarkPassesLen; ++I) - { + for (size_t I = 0; I != RemarkPassesLen; ++I) { Passes.push_back(RemarkPasses[I]); } @@ -2135,13 +2110,10 @@ extern "C" void LLVMRustContextConfigureDiagnosticHandler( std::error_code EC; RemarkFile = std::make_unique( - RemarkFilePath, - EC, - llvm::sys::fs::OF_TextWithCRLF - ); + RemarkFilePath, EC, llvm::sys::fs::OF_TextWithCRLF); if (EC) { std::string Error = std::string("Cannot create remark file: ") + - toString(errorCodeToError(EC)); + toString(errorCodeToError(EC)); report_fatal_error(Twine(Error)); } @@ -2149,28 +2121,22 @@ extern "C" void LLVMRustContextConfigureDiagnosticHandler( RemarkFile->keep(); auto RemarkSerializer = remarks::createRemarkSerializer( - llvm::remarks::Format::YAML, - remarks::SerializerMode::Separate, - RemarkFile->os() - ); - if (Error E = RemarkSerializer.takeError()) - { - std::string Error = std::string("Cannot create remark serializer: ") + toString(std::move(E)); + llvm::remarks::Format::YAML, remarks::SerializerMode::Separate, + RemarkFile->os()); + if (Error E = RemarkSerializer.takeError()) { + std::string Error = std::string("Cannot create remark serializer: ") + + toString(std::move(E)); report_fatal_error(Twine(Error)); } - RemarkStreamer = std::make_unique(std::move(*RemarkSerializer)); + RemarkStreamer = std::make_unique( + std::move(*RemarkSerializer)); LlvmRemarkStreamer = std::make_unique(*RemarkStreamer); } unwrap(C)->setDiagnosticHandler(std::make_unique( - DiagnosticHandlerCallback, - DiagnosticHandlerContext, - RemarkAllPasses, - Passes, - std::move(RemarkFile), - std::move(RemarkStreamer), - std::move(LlvmRemarkStreamer) - )); + DiagnosticHandlerCallback, DiagnosticHandlerContext, RemarkAllPasses, + Passes, std::move(RemarkFile), std::move(RemarkStreamer), + std::move(LlvmRemarkStreamer))); } extern "C" void LLVMRustGetMangledName(LLVMValueRef V, RustStringRef Str) { @@ -2180,14 +2146,14 @@ extern "C" void LLVMRustGetMangledName(LLVMValueRef V, RustStringRef Str) { } extern "C" int32_t LLVMRustGetElementTypeArgIndex(LLVMValueRef CallSite) { - auto *CB = unwrap(CallSite); - switch (CB->getIntrinsicID()) { - case Intrinsic::arm_ldrex: - return 0; - case Intrinsic::arm_strex: - return 1; - } - return -1; + auto *CB = unwrap(CallSite); + switch (CB->getIntrinsicID()) { + case Intrinsic::arm_ldrex: + return 0; + case Intrinsic::arm_strex: + return 1; + } + return -1; } extern "C" bool LLVMRustIsBitcode(char *ptr, size_t len) { @@ -2214,10 +2180,10 @@ extern "C" bool LLVMRustLLVMHasZstdCompressionForDebugSymbols() { } // Operations on composite constants. -// These are clones of LLVM api functions that will become available in future releases. -// They can be removed once Rust's minimum supported LLVM version supports them. -// See https://github.com/rust-lang/rust/issues/121868 -// See https://llvm.org/doxygen/group__LLVMCCoreValueConstantComposite.html +// These are clones of LLVM api functions that will become available in future +// releases. They can be removed once Rust's minimum supported LLVM version +// supports them. See https://github.com/rust-lang/rust/issues/121868 See +// https://llvm.org/doxygen/group__LLVMCCoreValueConstantComposite.html // FIXME: Remove when Rust's minimum supported LLVM version reaches 19. // https://github.com/llvm/llvm-project/commit/e1405e4f71c899420ebf8262d5e9745598419df8 @@ -2226,6 +2192,7 @@ extern "C" LLVMValueRef LLVMConstStringInContext2(LLVMContextRef C, const char *Str, size_t Length, bool DontNullTerminate) { - return wrap(ConstantDataArray::getString(*unwrap(C), StringRef(Str, Length), !DontNullTerminate)); + return wrap(ConstantDataArray::getString(*unwrap(C), StringRef(Str, Length), + !DontNullTerminate)); } #endif diff --git a/compiler/rustc_llvm/llvm-wrapper/SuppressLLVMWarnings.h b/compiler/rustc_llvm/llvm-wrapper/SuppressLLVMWarnings.h index 56964e4eaa7..09ecfd54cd8 100644 --- a/compiler/rustc_llvm/llvm-wrapper/SuppressLLVMWarnings.h +++ b/compiler/rustc_llvm/llvm-wrapper/SuppressLLVMWarnings.h @@ -1,13 +1,17 @@ #ifndef _rustc_llvm_SuppressLLVMWarnings_h #define _rustc_llvm_SuppressLLVMWarnings_h -// LLVM currently generates many warnings when compiled using MSVC. These warnings make it difficult -// to diagnose real problems when working on C++ code, so we suppress them. +// LLVM currently generates many warnings when compiled using MSVC. These +// warnings make it difficult to diagnose real problems when working on C++ +// code, so we suppress them. #ifdef _MSC_VER -#pragma warning(disable:4530) // C++ exception handler used, but unwind semantics are not enabled. -#pragma warning(disable:4624) // 'xxx': destructor was implicitly defined as deleted -#pragma warning(disable:4244) // conversion from 'xxx' to 'yyy', possible loss of data +#pragma warning(disable : 4530) // C++ exception handler used, but unwind + // semantics are not enabled. +#pragma warning( \ + disable : 4624) // 'xxx': destructor was implicitly defined as deleted +#pragma warning( \ + disable : 4244) // conversion from 'xxx' to 'yyy', possible loss of data #endif #endif // _rustc_llvm_SuppressLLVMWarnings_h diff --git a/compiler/rustc_llvm/llvm-wrapper/SymbolWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/SymbolWrapper.cpp index ee8239ef8e7..a9d1362a338 100644 --- a/compiler/rustc_llvm/llvm-wrapper/SymbolWrapper.cpp +++ b/compiler/rustc_llvm/llvm-wrapper/SymbolWrapper.cpp @@ -34,14 +34,15 @@ static bool isArchiveSymbol(const object::BasicSymbolRef &S) { typedef void *(*LLVMRustGetSymbolsCallback)(void *, const char *); typedef void *(*LLVMRustGetSymbolsErrorCallback)(const char *); -// Note: This is implemented in C++ instead of using the C api from Rust as IRObjectFile doesn't -// implement getSymbolName, only printSymbolName, which is inaccessible from the C api. -extern "C" void *LLVMRustGetSymbols( - char *BufPtr, size_t BufLen, void *State, LLVMRustGetSymbolsCallback Callback, - LLVMRustGetSymbolsErrorCallback ErrorCallback) { - std::unique_ptr Buf = - MemoryBuffer::getMemBuffer(StringRef(BufPtr, BufLen), StringRef("LLVMRustGetSymbolsObject"), - false); +// Note: This is implemented in C++ instead of using the C api from Rust as +// IRObjectFile doesn't implement getSymbolName, only printSymbolName, which is +// inaccessible from the C api. +extern "C" void * +LLVMRustGetSymbols(char *BufPtr, size_t BufLen, void *State, + LLVMRustGetSymbolsCallback Callback, + LLVMRustGetSymbolsErrorCallback ErrorCallback) { + std::unique_ptr Buf = MemoryBuffer::getMemBuffer( + StringRef(BufPtr, BufLen), StringRef("LLVMRustGetSymbolsObject"), false); SmallString<0> SymNameBuf; auto SymName = raw_svector_ostream(SymNameBuf); @@ -57,7 +58,7 @@ extern "C" void *LLVMRustGetSymbols( if (Type == file_magic::bitcode) { auto ObjOrErr = object::SymbolicFile::createSymbolicFile( - Buf->getMemBufferRef(), file_magic::bitcode, &Context); + Buf->getMemBufferRef(), file_magic::bitcode, &Context); if (!ObjOrErr) { Error E = ObjOrErr.takeError(); SmallString<0> ErrorBuf; @@ -67,7 +68,8 @@ extern "C" void *LLVMRustGetSymbols( } Obj = std::move(*ObjOrErr); } else { - auto ObjOrErr = object::SymbolicFile::createSymbolicFile(Buf->getMemBufferRef()); + auto ObjOrErr = + object::SymbolicFile::createSymbolicFile(Buf->getMemBufferRef()); if (!ObjOrErr) { Error E = ObjOrErr.takeError(); SmallString<0> ErrorBuf; @@ -78,7 +80,6 @@ extern "C" void *LLVMRustGetSymbols( Obj = std::move(*ObjOrErr); } - for (const object::BasicSymbolRef &S : Obj->symbols()) { if (!isArchiveSymbol(S)) continue; -- cgit 1.4.1-3-g733a5 From 7666534381042f5febdc995e024af051ceecc2f5 Mon Sep 17 00:00:00 2001 From: Urgau <3616612+Urgau@users.noreply.github.com> Date: Wed, 26 Jun 2024 17:00:46 +0200 Subject: Clarify comment on changing to warn future breakage items https://github.com/rust-lang/rust/pull/120924/files#r1653512240 --- compiler/rustc_errors/src/json.rs | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'compiler') diff --git a/compiler/rustc_errors/src/json.rs b/compiler/rustc_errors/src/json.rs index 3d2a04d5851..764134d5335 100644 --- a/compiler/rustc_errors/src/json.rs +++ b/compiler/rustc_errors/src/json.rs @@ -135,11 +135,11 @@ impl Emitter for JsonEmitter { let data: Vec> = diags .into_iter() .map(|mut diag| { - // The `FutureBreakageItem` is collected and serialized. - // However, the `allow` and `expect` lint levels can't usually - // be serialized. The lint level is overwritten to allow the - // serialization again and force a lint emission. - // (This is an educated guess. I didn't originally add this) + // Allowed or expected lints don't normally (by definition) emit a lint + // but future incompat lints are special and are emitted anyway. + // + // So to avoid ICEs and confused users we "upgrade" the lint level for + // those `FutureBreakageItem` to warn. if matches!(diag.level, crate::Level::Allow | crate::Level::Expect(..)) { diag.level = crate::Level::Warning; } -- cgit 1.4.1-3-g733a5