diff options
75 files changed, 1837 insertions, 2312 deletions
diff --git a/compiler/rustc_ast/src/mut_visit.rs b/compiler/rustc_ast/src/mut_visit.rs index 77cbdde61a4..71a47dcfcba 100644 --- a/compiler/rustc_ast/src/mut_visit.rs +++ b/compiler/rustc_ast/src/mut_visit.rs @@ -11,7 +11,7 @@ use std::ops::DerefMut; use std::panic; use rustc_data_structures::flat_map_in_place::FlatMapInPlace; -use rustc_data_structures::stack::ensure_sufficient_stack; +use rustc_span::source_map::Spanned; use rustc_span::{Ident, Span}; use smallvec::{Array, SmallVec, smallvec}; use thin_vec::ThinVec; @@ -19,7 +19,7 @@ use thin_vec::ThinVec; use crate::ast::*; use crate::ptr::P; use crate::tokenstream::*; -use crate::visit::{AssocCtxt, BoundKind, FnCtxt, try_visit, visit_opt, walk_list}; +use crate::visit::{AssocCtxt, BoundKind, FnCtxt, VisitorResult, try_visit, visit_opt, walk_list}; pub trait ExpectOne<A: Array> { fn expect_one(self, err: &'static str) -> A::Item; @@ -32,7 +32,22 @@ impl<A: Array> ExpectOne<A> for SmallVec<A> { } } -pub trait MutVisitor: Sized { +mod sealed { + use rustc_ast_ir::visit::VisitorResult; + + /// This is for compatibility with the regular `Visitor`. + pub trait MutVisitorResult { + type Result: VisitorResult; + } + + impl<T> MutVisitorResult for T { + type Result = (); + } +} + +use sealed::MutVisitorResult; + +pub trait MutVisitor: Sized + MutVisitorResult<Result = ()> { // Methods in this trait have one of three forms: // // fn visit_t(&mut self, t: &mut T); // common @@ -227,14 +242,6 @@ pub trait MutVisitor: Sized { walk_generic_args(self, p); } - fn visit_angle_bracketed_parameter_data(&mut self, p: &mut AngleBracketedArgs) { - walk_angle_bracketed_parameter_data(self, p); - } - - fn visit_parenthesized_parameter_data(&mut self, p: &mut ParenthesizedArgs) { - walk_parenthesized_parameter_data(self, p); - } - fn visit_local(&mut self, l: &mut Local) { walk_local(self, l); } @@ -303,10 +310,6 @@ pub trait MutVisitor: Sized { walk_flat_map_expr_field(self, f) } - fn visit_where_clause(&mut self, where_clause: &mut WhereClause) { - walk_where_clause(self, where_clause); - } - fn flat_map_where_predicate( &mut self, where_predicate: WherePredicate, @@ -385,19 +388,14 @@ generate_flat_map_visitor_fns! { visit_generic_params, GenericParam, flat_map_generic_param; visit_stmts, Stmt, flat_map_stmt; visit_exprs, P<Expr>, filter_map_expr; + visit_expr_fields, ExprField, flat_map_expr_field; visit_pat_fields, PatField, flat_map_pat_field; visit_variants, Variant, flat_map_variant; visit_assoc_items, P<AssocItem>, flat_map_assoc_item, ctxt: AssocCtxt; -} - -#[inline] -fn visit_vec<T, F>(elems: &mut Vec<T>, mut visit_elem: F) -where - F: FnMut(&mut T), -{ - for elem in elems { - visit_elem(elem); - } + visit_where_predicates, WherePredicate, flat_map_where_predicate; + visit_params, Param, flat_map_param; + visit_field_defs, FieldDef, flat_map_field_def; + visit_arms, Arm, flat_map_arm; } #[inline] @@ -410,40 +408,12 @@ where } } -#[inline] -fn visit_opt<T, F>(opt: &mut Option<T>, mut visit_elem: F) -where - F: FnMut(&mut T), -{ - if let Some(elem) = opt { - visit_elem(elem); - } -} - fn visit_attrs<T: MutVisitor>(vis: &mut T, attrs: &mut AttrVec) { for attr in attrs.iter_mut() { vis.visit_attribute(attr); } } -fn visit_attr_args<T: MutVisitor>(vis: &mut T, args: &mut AttrArgs) { - match args { - AttrArgs::Empty => {} - AttrArgs::Delimited(args) => visit_delim_args(vis, args), - AttrArgs::Eq { eq_span, expr } => { - vis.visit_expr(expr); - vis.visit_span(eq_span); - } - } -} - -fn visit_delim_args<T: MutVisitor>(vis: &mut T, args: &mut DelimArgs) { - let DelimArgs { dspan, delim: _, tokens: _ } = args; - let DelimSpan { open, close } = dspan; - vis.visit_span(open); - vis.visit_span(close); -} - pub fn walk_flat_map_pat_field<T: MutVisitor>( vis: &mut T, mut fp: PatField, @@ -461,40 +431,11 @@ fn visit_nested_use_tree<V: MutVisitor>( vis.visit_use_tree(nested_tree); } -pub fn walk_arm<T: MutVisitor>(vis: &mut T, arm: &mut Arm) { - let Arm { attrs, pat, guard, body, span, id, is_placeholder: _ } = arm; - vis.visit_id(id); - visit_attrs(vis, attrs); - vis.visit_pat(pat); - visit_opt(guard, |guard| vis.visit_expr(guard)); - visit_opt(body, |body| vis.visit_expr(body)); - vis.visit_span(span); -} - pub fn walk_flat_map_arm<T: MutVisitor>(vis: &mut T, mut arm: Arm) -> SmallVec<[Arm; 1]> { vis.visit_arm(&mut arm); smallvec![arm] } -fn walk_assoc_item_constraint<T: MutVisitor>( - vis: &mut T, - AssocItemConstraint { id, ident, gen_args, kind, span }: &mut AssocItemConstraint, -) { - vis.visit_id(id); - vis.visit_ident(ident); - if let Some(gen_args) = gen_args { - vis.visit_generic_args(gen_args); - } - match kind { - AssocItemConstraintKind::Equality { term } => match term { - Term::Ty(ty) => vis.visit_ty(ty), - Term::Const(c) => vis.visit_anon_const(c), - }, - AssocItemConstraintKind::Bound { bounds } => visit_bounds(vis, bounds, BoundKind::Bound), - } - vis.visit_span(span); -} - pub fn walk_flat_map_variant<T: MutVisitor>( vis: &mut T, mut variant: Variant, @@ -503,64 +444,6 @@ pub fn walk_flat_map_variant<T: MutVisitor>( smallvec![variant] } -fn walk_generic_args<T: MutVisitor>(vis: &mut T, generic_args: &mut GenericArgs) { - match generic_args { - GenericArgs::AngleBracketed(data) => vis.visit_angle_bracketed_parameter_data(data), - GenericArgs::Parenthesized(data) => vis.visit_parenthesized_parameter_data(data), - GenericArgs::ParenthesizedElided(span) => vis.visit_span(span), - } -} - -fn walk_generic_arg<T: MutVisitor>(vis: &mut T, arg: &mut GenericArg) { - match arg { - GenericArg::Lifetime(lt) => vis.visit_lifetime(lt), - GenericArg::Type(ty) => vis.visit_ty(ty), - GenericArg::Const(ct) => vis.visit_anon_const(ct), - } -} - -fn walk_angle_bracketed_parameter_data<T: MutVisitor>(vis: &mut T, data: &mut AngleBracketedArgs) { - let AngleBracketedArgs { args, span } = data; - visit_thin_vec(args, |arg| match arg { - AngleBracketedArg::Arg(arg) => vis.visit_generic_arg(arg), - AngleBracketedArg::Constraint(constraint) => vis.visit_assoc_item_constraint(constraint), - }); - vis.visit_span(span); -} - -fn walk_parenthesized_parameter_data<T: MutVisitor>(vis: &mut T, args: &mut ParenthesizedArgs) { - let ParenthesizedArgs { inputs, output, span, inputs_span } = args; - visit_thin_vec(inputs, |input| vis.visit_ty(input)); - vis.visit_fn_ret_ty(output); - vis.visit_span(span); - vis.visit_span(inputs_span); -} - -fn walk_attribute<T: MutVisitor>(vis: &mut T, attr: &mut Attribute) { - let Attribute { kind, id: _, style: _, span } = attr; - match kind { - AttrKind::Normal(normal) => { - let NormalAttr { item: AttrItem { unsafety: _, path, args, tokens: _ }, tokens: _ } = - &mut **normal; - vis.visit_path(path); - visit_attr_args(vis, args); - } - AttrKind::DocComment(_kind, _sym) => {} - } - vis.visit_span(span); -} - -fn walk_mac<T: MutVisitor>(vis: &mut T, mac: &mut MacCall) { - let MacCall { path, args } = mac; - vis.visit_path(path); - visit_delim_args(vis, args); -} - -fn walk_macro_def<T: MutVisitor>(vis: &mut T, macro_def: &mut MacroDef) { - let MacroDef { body, macro_rules: _ } = macro_def; - visit_delim_args(vis, body); -} - fn walk_meta_list_item<T: MutVisitor>(vis: &mut T, li: &mut MetaItemInner) { match li { MetaItemInner::MetaItem(mi) => vis.visit_meta_item(mi), @@ -578,138 +461,11 @@ fn walk_meta_item<T: MutVisitor>(vis: &mut T, mi: &mut MetaItem) { vis.visit_span(span); } -pub fn walk_param<T: MutVisitor>(vis: &mut T, param: &mut Param) { - let Param { attrs, id, pat, span, ty, is_placeholder: _ } = param; - vis.visit_id(id); - visit_attrs(vis, attrs); - vis.visit_pat(pat); - vis.visit_ty(ty); - vis.visit_span(span); -} - pub fn walk_flat_map_param<T: MutVisitor>(vis: &mut T, mut param: Param) -> SmallVec<[Param; 1]> { vis.visit_param(&mut param); smallvec![param] } -fn walk_closure_binder<T: MutVisitor>(vis: &mut T, binder: &mut ClosureBinder) { - match binder { - ClosureBinder::NotPresent => {} - ClosureBinder::For { span: _, generic_params } => { - generic_params.flat_map_in_place(|param| vis.flat_map_generic_param(param)); - } - } -} - -fn walk_fn<T: MutVisitor>(vis: &mut T, kind: FnKind<'_>) { - match kind { - FnKind::Fn( - _ctxt, - _vis, - Fn { - defaultness, - ident, - generics, - contract, - body, - sig: FnSig { header, decl, span }, - define_opaque, - }, - ) => { - // Visibility is visited as a part of the item. - visit_defaultness(vis, defaultness); - vis.visit_ident(ident); - vis.visit_fn_header(header); - vis.visit_generics(generics); - vis.visit_fn_decl(decl); - if let Some(contract) = contract { - vis.visit_contract(contract); - } - if let Some(body) = body { - vis.visit_block(body); - } - vis.visit_span(span); - - walk_define_opaques(vis, define_opaque); - } - FnKind::Closure(binder, coroutine_kind, decl, body) => { - vis.visit_closure_binder(binder); - coroutine_kind.as_mut().map(|coroutine_kind| vis.visit_coroutine_kind(coroutine_kind)); - vis.visit_fn_decl(decl); - vis.visit_expr(body); - } - } -} - -fn walk_contract<T: MutVisitor>(vis: &mut T, contract: &mut FnContract) { - let FnContract { requires, ensures } = contract; - if let Some(pred) = requires { - vis.visit_expr(pred); - } - if let Some(pred) = ensures { - vis.visit_expr(pred); - } -} - -fn walk_fn_decl<T: MutVisitor>(vis: &mut T, decl: &mut FnDecl) { - let FnDecl { inputs, output } = decl; - inputs.flat_map_in_place(|param| vis.flat_map_param(param)); - vis.visit_fn_ret_ty(output); -} - -fn walk_fn_ret_ty<T: MutVisitor>(vis: &mut T, fn_ret_ty: &mut FnRetTy) { - match fn_ret_ty { - FnRetTy::Default(span) => vis.visit_span(span), - FnRetTy::Ty(ty) => vis.visit_ty(ty), - } -} - -fn walk_param_bound<T: MutVisitor>(vis: &mut T, pb: &mut GenericBound) { - match pb { - GenericBound::Trait(trait_ref) => vis.visit_poly_trait_ref(trait_ref), - GenericBound::Outlives(lifetime) => walk_lifetime(vis, lifetime), - GenericBound::Use(args, span) => { - for arg in args { - vis.visit_precise_capturing_arg(arg); - } - vis.visit_span(span); - } - } -} - -fn walk_precise_capturing_arg<T: MutVisitor>(vis: &mut T, arg: &mut PreciseCapturingArg) { - match arg { - PreciseCapturingArg::Lifetime(lt) => { - vis.visit_lifetime(lt); - } - PreciseCapturingArg::Arg(path, id) => { - vis.visit_id(id); - vis.visit_path(path); - } - } -} - -pub fn walk_generic_param<T: MutVisitor>(vis: &mut T, param: &mut GenericParam) { - let GenericParam { id, ident, attrs, bounds, kind, colon_span, is_placeholder: _ } = param; - vis.visit_id(id); - visit_attrs(vis, attrs); - vis.visit_ident(ident); - visit_vec(bounds, |bound| vis.visit_param_bound(bound, BoundKind::Bound)); - match kind { - GenericParamKind::Lifetime => {} - GenericParamKind::Type { default } => { - visit_opt(default, |default| vis.visit_ty(default)); - } - GenericParamKind::Const { ty, kw_span: _, default } => { - vis.visit_ty(ty); - visit_opt(default, |default| vis.visit_anon_const(default)); - } - } - if let Some(colon_span) = colon_span { - vis.visit_span(colon_span); - } -} - pub fn walk_flat_map_generic_param<T: MutVisitor>( vis: &mut T, mut param: GenericParam, @@ -718,13 +474,6 @@ pub fn walk_flat_map_generic_param<T: MutVisitor>( smallvec![param] } -fn walk_generics<T: MutVisitor>(vis: &mut T, generics: &mut Generics) { - let Generics { params, where_clause, span } = generics; - params.flat_map_in_place(|param| vis.flat_map_generic_param(param)); - vis.visit_where_clause(where_clause); - vis.visit_span(span); -} - fn walk_ty_alias_where_clauses<T: MutVisitor>(vis: &mut T, tawcs: &mut TyAliasWhereClauses) { let TyAliasWhereClauses { before, after, split: _ } = tawcs; let TyAliasWhereClause { has_where_token: _, span: span_before } = before; @@ -733,70 +482,14 @@ fn walk_ty_alias_where_clauses<T: MutVisitor>(vis: &mut T, tawcs: &mut TyAliasWh vis.visit_span(span_after); } -fn walk_where_clause<T: MutVisitor>(vis: &mut T, wc: &mut WhereClause) { - let WhereClause { has_where_token: _, predicates, span } = wc; - predicates.flat_map_in_place(|predicate| vis.flat_map_where_predicate(predicate)); - vis.visit_span(span); -} - pub fn walk_flat_map_where_predicate<T: MutVisitor>( vis: &mut T, mut pred: WherePredicate, ) -> SmallVec<[WherePredicate; 1]> { - let WherePredicate { attrs, kind, id, span, is_placeholder: _ } = &mut pred; - vis.visit_id(id); - visit_attrs(vis, attrs); - vis.visit_where_predicate_kind(kind); - vis.visit_span(span); + walk_where_predicate(vis, &mut pred); smallvec![pred] } -pub fn walk_where_predicate_kind<T: MutVisitor>(vis: &mut T, kind: &mut WherePredicateKind) { - match kind { - WherePredicateKind::BoundPredicate(bp) => { - let WhereBoundPredicate { bound_generic_params, bounded_ty, bounds } = bp; - bound_generic_params.flat_map_in_place(|param| vis.flat_map_generic_param(param)); - vis.visit_ty(bounded_ty); - visit_vec(bounds, |bound| vis.visit_param_bound(bound, BoundKind::Bound)); - } - WherePredicateKind::RegionPredicate(rp) => { - let WhereRegionPredicate { lifetime, bounds } = rp; - vis.visit_lifetime(lifetime); - visit_vec(bounds, |bound| vis.visit_param_bound(bound, BoundKind::Bound)); - } - WherePredicateKind::EqPredicate(ep) => { - let WhereEqPredicate { lhs_ty, rhs_ty } = ep; - vis.visit_ty(lhs_ty); - vis.visit_ty(rhs_ty); - } - } -} - -fn walk_variant_data<T: MutVisitor>(vis: &mut T, vdata: &mut VariantData) { - match vdata { - VariantData::Struct { fields, recovered: _ } => { - fields.flat_map_in_place(|field| vis.flat_map_field_def(field)); - } - VariantData::Tuple(fields, id) => { - vis.visit_id(id); - fields.flat_map_in_place(|field| vis.flat_map_field_def(field)); - } - VariantData::Unit(id) => vis.visit_id(id), - } -} - -pub fn walk_field_def<T: MutVisitor>(visitor: &mut T, fd: &mut FieldDef) { - let FieldDef { span, ident, vis, id, ty, attrs, is_placeholder: _, safety, default } = fd; - visitor.visit_id(id); - visit_attrs(visitor, attrs); - visitor.visit_vis(vis); - visit_safety(visitor, safety); - visit_opt(ident, |ident| visitor.visit_ident(ident)); - visitor.visit_ty(ty); - visit_opt(default, |default| visitor.visit_anon_const(default)); - visitor.visit_span(span); -} - pub fn walk_flat_map_field_def<T: MutVisitor>( vis: &mut T, mut fd: FieldDef, @@ -846,255 +539,6 @@ pub fn walk_flat_map_assoc_item( smallvec![item] } -fn walk_inline_asm<T: MutVisitor>(vis: &mut T, asm: &mut InlineAsm) { - // FIXME: Visit spans inside all this currently ignored stuff. - let InlineAsm { - asm_macro: _, - template: _, - template_strs: _, - operands, - clobber_abis: _, - options: _, - line_spans: _, - } = asm; - for (op, span) in operands { - match op { - InlineAsmOperand::In { expr, reg: _ } - | InlineAsmOperand::Out { expr: Some(expr), reg: _, late: _ } - | InlineAsmOperand::InOut { expr, reg: _, late: _ } => vis.visit_expr(expr), - InlineAsmOperand::Out { expr: None, reg: _, late: _ } => {} - InlineAsmOperand::SplitInOut { in_expr, out_expr, reg: _, late: _ } => { - vis.visit_expr(in_expr); - if let Some(out_expr) = out_expr { - vis.visit_expr(out_expr); - } - } - InlineAsmOperand::Const { anon_const } => vis.visit_anon_const(anon_const), - InlineAsmOperand::Sym { sym } => vis.visit_inline_asm_sym(sym), - InlineAsmOperand::Label { block } => vis.visit_block(block), - } - vis.visit_span(span); - } -} - -fn walk_inline_asm_sym<T: MutVisitor>( - vis: &mut T, - InlineAsmSym { id, qself, path }: &mut InlineAsmSym, -) { - vis.visit_id(id); - vis.visit_qself(qself); - vis.visit_path(path); -} - -fn walk_format_args<T: MutVisitor>(vis: &mut T, fmt: &mut FormatArgs) { - // FIXME: visit the template exhaustively. - let FormatArgs { span, template: _, arguments, uncooked_fmt_str: _ } = fmt; - for FormatArgument { kind, expr } in arguments.all_args_mut() { - match kind { - FormatArgumentKind::Named(ident) | FormatArgumentKind::Captured(ident) => { - vis.visit_ident(ident) - } - FormatArgumentKind::Normal => {} - } - vis.visit_expr(expr); - } - vis.visit_span(span); -} - -pub fn walk_expr<T: MutVisitor>(vis: &mut T, Expr { kind, id, span, attrs, tokens: _ }: &mut Expr) { - vis.visit_id(id); - visit_attrs(vis, attrs); - match kind { - ExprKind::Array(exprs) => visit_exprs(vis, exprs), - ExprKind::ConstBlock(anon_const) => { - vis.visit_anon_const(anon_const); - } - ExprKind::Repeat(expr, count) => { - vis.visit_expr(expr); - vis.visit_anon_const(count); - } - ExprKind::Tup(exprs) => visit_exprs(vis, exprs), - ExprKind::Call(f, args) => { - vis.visit_expr(f); - visit_exprs(vis, args); - } - ExprKind::MethodCall(box MethodCall { - seg: PathSegment { ident, id, args: seg_args }, - receiver, - args: call_args, - span, - }) => { - vis.visit_method_receiver_expr(receiver); - vis.visit_id(id); - vis.visit_ident(ident); - visit_opt(seg_args, |args| vis.visit_generic_args(args)); - visit_exprs(vis, call_args); - vis.visit_span(span); - } - ExprKind::Binary(binop, lhs, rhs) => { - vis.visit_expr(lhs); - vis.visit_expr(rhs); - vis.visit_span(&mut binop.span); - } - ExprKind::Unary(_unop, ohs) => vis.visit_expr(ohs), - ExprKind::Cast(expr, ty) => { - vis.visit_expr(expr); - vis.visit_ty(ty); - } - ExprKind::Type(expr, ty) => { - vis.visit_expr(expr); - vis.visit_ty(ty); - } - ExprKind::AddrOf(_kind, _mut, ohs) => vis.visit_expr(ohs), - ExprKind::Let(pat, scrutinee, span, _recovered) => { - vis.visit_pat(pat); - vis.visit_expr(scrutinee); - vis.visit_span(span); - } - ExprKind::If(cond, tr, fl) => { - vis.visit_expr(cond); - vis.visit_block(tr); - visit_opt(fl, |fl| ensure_sufficient_stack(|| vis.visit_expr(fl))); - } - ExprKind::While(cond, body, label) => { - visit_opt(label, |label| vis.visit_label(label)); - vis.visit_expr(cond); - vis.visit_block(body); - } - ExprKind::ForLoop { pat, iter, body, label, kind: _ } => { - visit_opt(label, |label| vis.visit_label(label)); - vis.visit_pat(pat); - vis.visit_expr(iter); - vis.visit_block(body); - } - ExprKind::Loop(body, label, span) => { - visit_opt(label, |label| vis.visit_label(label)); - vis.visit_block(body); - vis.visit_span(span); - } - ExprKind::Match(expr, arms, _kind) => { - vis.visit_expr(expr); - arms.flat_map_in_place(|arm| vis.flat_map_arm(arm)); - } - ExprKind::Closure(box Closure { - binder, - capture_clause, - constness, - coroutine_kind, - movability: _, - fn_decl, - body, - fn_decl_span, - fn_arg_span, - }) => { - visit_constness(vis, constness); - vis.visit_capture_by(capture_clause); - vis.visit_fn(FnKind::Closure(binder, coroutine_kind, fn_decl, body), *span, *id); - vis.visit_span(fn_decl_span); - vis.visit_span(fn_arg_span); - } - ExprKind::Block(blk, label) => { - visit_opt(label, |label| vis.visit_label(label)); - vis.visit_block(blk); - } - ExprKind::Gen(_capture_by, body, _kind, decl_span) => { - vis.visit_block(body); - vis.visit_span(decl_span); - } - ExprKind::Await(expr, await_kw_span) => { - vis.visit_expr(expr); - vis.visit_span(await_kw_span); - } - ExprKind::Use(expr, use_kw_span) => { - vis.visit_expr(expr); - vis.visit_span(use_kw_span); - } - ExprKind::Assign(el, er, span) => { - vis.visit_expr(el); - vis.visit_expr(er); - vis.visit_span(span); - } - ExprKind::AssignOp(_op, el, er) => { - vis.visit_expr(el); - vis.visit_expr(er); - } - ExprKind::Field(el, ident) => { - vis.visit_expr(el); - vis.visit_ident(ident); - } - ExprKind::Index(el, er, brackets_span) => { - vis.visit_expr(el); - vis.visit_expr(er); - vis.visit_span(brackets_span); - } - ExprKind::Range(e1, e2, _lim) => { - visit_opt(e1, |e1| vis.visit_expr(e1)); - visit_opt(e2, |e2| vis.visit_expr(e2)); - } - ExprKind::Underscore => {} - ExprKind::Path(qself, path) => { - vis.visit_qself(qself); - vis.visit_path(path); - } - ExprKind::Break(label, expr) => { - visit_opt(label, |label| vis.visit_label(label)); - visit_opt(expr, |expr| vis.visit_expr(expr)); - } - ExprKind::Continue(label) => { - visit_opt(label, |label| vis.visit_label(label)); - } - ExprKind::Ret(expr) => { - visit_opt(expr, |expr| vis.visit_expr(expr)); - } - ExprKind::Yeet(expr) => { - visit_opt(expr, |expr| vis.visit_expr(expr)); - } - ExprKind::Become(expr) => vis.visit_expr(expr), - ExprKind::InlineAsm(asm) => vis.visit_inline_asm(asm), - ExprKind::FormatArgs(fmt) => vis.visit_format_args(fmt), - ExprKind::OffsetOf(container, fields) => { - vis.visit_ty(container); - for field in fields.iter_mut() { - vis.visit_ident(field); - } - } - ExprKind::MacCall(mac) => vis.visit_mac_call(mac), - ExprKind::Struct(se) => { - let StructExpr { qself, path, fields, rest } = se.deref_mut(); - vis.visit_qself(qself); - vis.visit_path(path); - fields.flat_map_in_place(|field| vis.flat_map_expr_field(field)); - match rest { - StructRest::Base(expr) => vis.visit_expr(expr), - StructRest::Rest(_span) => {} - StructRest::None => {} - } - } - ExprKind::Paren(expr) => { - vis.visit_expr(expr); - } - ExprKind::Yield(kind) => { - let expr = kind.expr_mut(); - if let Some(expr) = expr { - vis.visit_expr(expr); - } - } - ExprKind::Try(expr) => vis.visit_expr(expr), - ExprKind::TryBlock(body) => vis.visit_block(body), - ExprKind::Lit(_token) => {} - ExprKind::IncludedBytes(_bytes) => {} - ExprKind::UnsafeBinderCast(_kind, expr, ty) => { - vis.visit_expr(expr); - if let Some(ty) = ty { - vis.visit_ty(ty); - } - } - ExprKind::Err(_guar) => {} - ExprKind::Dummy => {} - } - vis.visit_span(span); -} - pub fn walk_filter_map_expr<T: MutVisitor>(vis: &mut T, mut e: P<Expr>) -> Option<P<Expr>> { vis.visit_expr(&mut e); Some(e) @@ -1139,18 +583,6 @@ fn walk_flat_map_stmt_kind<T: MutVisitor>(vis: &mut T, kind: StmtKind) -> SmallV } } -fn walk_vis<T: MutVisitor>(vis: &mut T, visibility: &mut Visibility) { - let Visibility { kind, span, tokens: _ } = visibility; - match kind { - VisibilityKind::Public | VisibilityKind::Inherited => {} - VisibilityKind::Restricted { path, id, shorthand: _ } => { - vis.visit_id(id); - vis.visit_path(path); - } - } - vis.visit_span(span); -} - fn walk_capture_by<T: MutVisitor>(vis: &mut T, capture_by: &mut CaptureBy) { match capture_by { CaptureBy::Ref => {} diff --git a/compiler/rustc_ast/src/visit.rs b/compiler/rustc_ast/src/visit.rs index d2f22b04a67..c88aa5c33ea 100644 --- a/compiler/rustc_ast/src/visit.rs +++ b/compiler/rustc_ast/src/visit.rs @@ -15,11 +15,13 @@ pub use rustc_ast_ir::visit::VisitorResult; pub use rustc_ast_ir::{try_visit, visit_opt, walk_list, walk_visitable_list}; +use rustc_span::source_map::Spanned; use rustc_span::{Ident, Span}; use thin_vec::ThinVec; use crate::ast::*; use crate::ptr::P; +use crate::tokenstream::DelimSpan; #[derive(Copy, Clone, Debug, PartialEq)] pub enum AssocCtxt { @@ -237,8 +239,8 @@ pub trait Visitor<'ast>: Sized { fn visit_id(&mut self, _id: NodeId) -> Self::Result { Self::Result::output() } - fn visit_macro_def(&mut self, _mac: &'ast MacroDef) -> Self::Result { - Self::Result::output() + fn visit_macro_def(&mut self, macro_def: &'ast MacroDef) -> Self::Result { + walk_macro_def(self, macro_def) } fn visit_path(&mut self, path: &'ast Path) -> Self::Result { walk_path(self, path) @@ -320,8 +322,8 @@ macro_rules! common_visitor_and_walkers { id: NodeId, visibility: &$($lt)? $($mut)? Visibility, ctxt: Self::Ctxt, - visitor: &mut V, - ) $(-> <V as Visitor<$lt>>::Result)?; + vis: &mut V, + ) -> V::Result; } // this is only used by the MutVisitor. We include this symmetry here to make writing other functions easier @@ -329,12 +331,12 @@ macro_rules! common_visitor_and_walkers { #[expect(unused, rustc::pass_by_value)] #[inline] )? - fn visit_span<$($lt,)? V: $Visitor$(<$lt>)?>(visitor: &mut V, span: &$($lt)? $($mut)? Span) $(-> <V as Visitor<$lt>>::Result)? { + fn visit_span<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, span: &$($lt)? $($mut)? Span) -> V::Result { $( ${ignore($mut)} - visitor.visit_span(span); + vis.visit_span(span); )? - $(${ignore($lt)}V::Result::output())? + V::Result::output() } /// helper since `Visitor` wants `NodeId` but `MutVisitor` wants `&mut NodeId` @@ -342,34 +344,34 @@ macro_rules! common_visitor_and_walkers { #[expect(rustc::pass_by_value)] )? #[inline] - fn visit_id<$($lt,)? V: $Visitor$(<$lt>)?>(visitor: &mut V, id: &$($lt)? $($mut)? NodeId) $(-> <V as Visitor<$lt>>::Result)? { + fn visit_id<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, id: &$($lt)? $($mut)? NodeId) -> V::Result { // deref `&NodeId` into `NodeId` only for `Visitor` - visitor.visit_id( $(${ignore($lt)} * )? id) + vis.visit_id( $(${ignore($lt)} * )? id) } // this is only used by the MutVisitor. We include this symmetry here to make writing other functions easier - fn visit_safety<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, safety: &$($lt)? $($mut)? Safety) $(-> <V as Visitor<$lt>>::Result)? { + fn visit_safety<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, safety: &$($lt)? $($mut)? Safety) -> V::Result { match safety { Safety::Unsafe(span) => visit_span(vis, span), Safety::Safe(span) => visit_span(vis, span), - Safety::Default => { $(${ignore($lt)}V::Result::output())? } + Safety::Default => { V::Result::output() } } } - fn visit_constness<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, constness: &$($lt)? $($mut)? Const) $(-> <V as Visitor<$lt>>::Result)? { + fn visit_constness<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, constness: &$($lt)? $($mut)? Const) -> V::Result { match constness { Const::Yes(span) => visit_span(vis, span), Const::No => { - $(<V as Visitor<$lt>>::Result::output())? + V::Result::output() } } } - fn visit_defaultness<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, defaultness: &$($lt)? $($mut)? Defaultness) $(-> <V as Visitor<$lt>>::Result)? { + fn visit_defaultness<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, defaultness: &$($lt)? $($mut)? Defaultness) -> V::Result { match defaultness { Defaultness::Default(span) => visit_span(vis, span), Defaultness::Final => { - $(<V as Visitor<$lt>>::Result::output())? + V::Result::output() } } } @@ -377,9 +379,9 @@ macro_rules! common_visitor_and_walkers { fn visit_polarity<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, polarity: &$($lt)? $($mut)? ImplPolarity, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { match polarity { - ImplPolarity::Positive => { $(<V as Visitor<$lt>>::Result::output())? } + ImplPolarity::Positive => { V::Result::output() } ImplPolarity::Negative(span) => visit_span(vis, span), } } @@ -390,7 +392,7 @@ macro_rules! common_visitor_and_walkers { fn visit_modifiers<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, m: &$($lt)? $($mut)? TraitBoundModifiers - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let TraitBoundModifiers { constness, asyncness, polarity } = m; match constness { BoundConstness::Never => {} @@ -404,26 +406,26 @@ macro_rules! common_visitor_and_walkers { BoundPolarity::Positive => {} BoundPolarity::Negative(span) | BoundPolarity::Maybe(span) => try_visit!(visit_span(vis, span)), } - $(<V as Visitor<$lt>>::Result::output())? + V::Result::output() } - fn visit_bounds<$($lt,)? V: $Visitor$(<$lt>)?>(visitor: &mut V, bounds: &$($lt)? $($mut)? GenericBounds, ctxt: BoundKind) $(-> <V as Visitor<$lt>>::Result)? { + fn visit_bounds<$($lt,)? V: $Visitor$(<$lt>)?>(visitor: &mut V, bounds: &$($lt)? $($mut)? GenericBounds, ctxt: BoundKind) -> V::Result { walk_list!(visitor, visit_param_bound, bounds, ctxt); - $(<V as Visitor<$lt>>::Result::output())? + V::Result::output() } - pub fn walk_label<$($lt,)? V: $Visitor$(<$lt>)?>(visitor: &mut V, Label { ident }: &$($lt)? $($mut)? Label) $(-> <V as Visitor<$lt>>::Result)? { + pub fn walk_label<$($lt,)? V: $Visitor$(<$lt>)?>(visitor: &mut V, Label { ident }: &$($lt)? $($mut)? Label) -> V::Result { visitor.visit_ident(ident) } - pub fn walk_fn_header<$($lt,)? V: $Visitor$(<$lt>)?>(visitor: &mut V, header: &$($lt)? $($mut)? FnHeader) $(-> <V as Visitor<$lt>>::Result)? { + pub fn walk_fn_header<$($lt,)? V: $Visitor$(<$lt>)?>(visitor: &mut V, header: &$($lt)? $($mut)? FnHeader) -> V::Result { let FnHeader { safety, coroutine_kind, constness, ext: _ } = header; try_visit!(visit_constness(visitor, constness)); visit_opt!(visitor, visit_coroutine_kind, coroutine_kind); visit_safety(visitor, safety) } - pub fn walk_lifetime<$($lt,)? V: $Visitor$(<$lt>)?>(visitor: &mut V, Lifetime { id, ident }: &$($lt)? $($mut)? Lifetime) $(-> <V as Visitor<$lt>>::Result)? { + pub fn walk_lifetime<$($lt,)? V: $Visitor$(<$lt>)?>(visitor: &mut V, Lifetime { id, ident }: &$($lt)? $($mut)? Lifetime) -> V::Result { try_visit!(visit_id(visitor, id)); visitor.visit_ident(ident) } @@ -432,7 +434,7 @@ macro_rules! common_visitor_and_walkers { visitor: &mut V, item: &$($mut)? $($lt)? Item<K>, ctxt: K::Ctxt, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let Item { attrs, id, kind, vis, span, tokens: _ } = item; try_visit!(visit_id(visitor, id)); walk_list!(visitor, visit_attribute, attrs); @@ -444,7 +446,7 @@ macro_rules! common_visitor_and_walkers { pub fn walk_item<$($lt,)? V: $Visitor$(<$lt>)?, K: WalkItemKind<Ctxt = ()>>( visitor: &mut V, item: &$($mut)? $($lt)? Item<K>, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { walk_item_ctxt(visitor, item, ()) } @@ -452,7 +454,7 @@ macro_rules! common_visitor_and_walkers { visitor: &mut V, item: &$($mut)? $($lt)? AssocItem, ctxt: AssocCtxt, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { walk_item_ctxt(visitor, item, ctxt) } @@ -465,7 +467,7 @@ macro_rules! common_visitor_and_walkers { visibility: &$($lt)? $($mut)? Visibility, _ctxt: Self::Ctxt, vis: &mut V, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { match self { ItemKind::ExternCrate(_orig_name, ident) => vis.visit_ident(ident), ItemKind::Use(use_tree) => vis.visit_use_tree(use_tree), @@ -505,7 +507,7 @@ macro_rules! common_visitor_and_walkers { } ModKind::Unloaded => {} } - $(<V as Visitor<$lt>>::Result::output())? + V::Result::output() } ItemKind::ForeignMod(nm) => vis.visit_foreign_mod(nm), ItemKind::GlobalAsm(asm) => vis.visit_inline_asm(asm), @@ -526,7 +528,7 @@ macro_rules! common_visitor_and_walkers { $(${ignore($mut)} walk_ty_alias_where_clauses(vis, where_clauses); )? - $(<V as Visitor<$lt>>::Result::output())? + V::Result::output() } ItemKind::Enum(ident, generics, enum_definition) => { try_visit!(vis.visit_ident(ident)); @@ -590,7 +592,7 @@ macro_rules! common_visitor_and_walkers { try_visit!(vis.visit_ident(ident)); visit_opt!(vis, visit_ident, rename); visit_opt!(vis, visit_block, body); - $(<V as Visitor<$lt>>::Result::output())? + V::Result::output() } ItemKind::DelegationMac(box DelegationMac { qself, prefix, suffixes, body }) => { try_visit!(vis.visit_qself(qself)); @@ -602,7 +604,7 @@ macro_rules! common_visitor_and_walkers { } } visit_opt!(vis, visit_block, body); - $(<V as Visitor<$lt>>::Result::output())? + V::Result::output() } } } @@ -611,7 +613,7 @@ macro_rules! common_visitor_and_walkers { fn walk_const_item<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, item: &$($lt)? $($mut)? ConstItem, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let ConstItem { defaultness, ident, generics, ty, expr, define_opaque } = item; try_visit!(visit_defaultness(vis, defaultness)); try_visit!(vis.visit_ident(ident)); @@ -621,7 +623,7 @@ macro_rules! common_visitor_and_walkers { walk_define_opaques(vis, define_opaque) } - fn walk_foreign_mod<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, foreign_mod: &$($lt)? $($mut)? ForeignMod) $(-> <V as Visitor<$lt>>::Result)? { + fn walk_foreign_mod<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, foreign_mod: &$($lt)? $($mut)? ForeignMod) -> V::Result { let ForeignMod { extern_span: _, safety, abi: _, items } = foreign_mod; try_visit!(visit_safety(vis, safety)); visit_foreign_items(vis, items) @@ -630,14 +632,14 @@ macro_rules! common_visitor_and_walkers { fn walk_define_opaques<$($lt,)? V: $Visitor$(<$lt>)?>( visitor: &mut V, define_opaque: &$($lt)? $($mut)? Option<ThinVec<(NodeId, Path)>>, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { if let Some(define_opaque) = define_opaque { for (id, path) in define_opaque { try_visit!(visit_id(visitor, id)); try_visit!(visitor.visit_path(path)); } } - $(<V as Visitor<$lt>>::Result::output())? + V::Result::output() } impl WalkItemKind for AssocItemKind { @@ -649,7 +651,7 @@ macro_rules! common_visitor_and_walkers { visibility: &$($lt)? $($mut)? Visibility, ctxt: Self::Ctxt, vis: &mut V, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { match self { AssocItemKind::Const(item) => { walk_const_item(vis, item) @@ -674,7 +676,7 @@ macro_rules! common_visitor_and_walkers { $(${ignore($mut)} walk_ty_alias_where_clauses(vis, where_clauses); )? - $(<V as Visitor<$lt>>::Result::output())? + V::Result::output() } AssocItemKind::MacCall(mac) => { vis.visit_mac_call(mac) @@ -694,7 +696,7 @@ macro_rules! common_visitor_and_walkers { try_visit!(vis.visit_ident(ident)); visit_opt!(vis, visit_ident, rename); visit_opt!(vis, visit_block, body); - $(<V as Visitor<$lt>>::Result::output())? + V::Result::output() } AssocItemKind::DelegationMac(box DelegationMac { qself, prefix, suffixes, body }) => { try_visit!(vis.visit_qself(qself)); @@ -706,7 +708,7 @@ macro_rules! common_visitor_and_walkers { } } visit_opt!(vis, visit_block, body); - $(<V as Visitor<$lt>>::Result::output())? + V::Result::output() } } } @@ -721,7 +723,7 @@ macro_rules! common_visitor_and_walkers { visibility: &$($lt)? $($mut)? Visibility, _ctxt: Self::Ctxt, vis: &mut V, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { match self { ForeignItemKind::Static(box StaticItem { ident, @@ -756,7 +758,7 @@ macro_rules! common_visitor_and_walkers { $(${ignore($mut)} walk_ty_alias_where_clauses(vis, where_clauses); )? - $(<V as Visitor<$lt>>::Result::output())? + V::Result::output() } ForeignItemKind::MacCall(mac) => { vis.visit_mac_call(mac) @@ -768,7 +770,7 @@ macro_rules! common_visitor_and_walkers { fn walk_coroutine_kind<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, coroutine_kind: &$($lt)? $($mut)? CoroutineKind, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let (CoroutineKind::Async { span, closure_id, return_impl_trait_id } | CoroutineKind::Gen { span, closure_id, return_impl_trait_id } | CoroutineKind::AsyncGen { span, closure_id, return_impl_trait_id }) @@ -781,7 +783,7 @@ macro_rules! common_visitor_and_walkers { pub fn walk_pat<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, pattern: &$($lt)? $($mut)? Pat - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let Pat { id, kind, span, tokens: _ } = pattern; try_visit!(visit_id(vis, id)); match kind { @@ -832,7 +834,7 @@ macro_rules! common_visitor_and_walkers { pub fn walk_anon_const<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, constant: &$($lt)? $($mut)? AnonConst, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let AnonConst { id, value } = constant; try_visit!(visit_id(vis, id)); vis.visit_expr(value) @@ -841,18 +843,18 @@ macro_rules! common_visitor_and_walkers { pub fn walk_path_segment<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, segment: &$($lt)? $($mut)? PathSegment, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let PathSegment { ident, id, args } = segment; try_visit!(visit_id(vis, id)); try_visit!(vis.visit_ident(ident)); visit_opt!(vis, visit_generic_args, args); - $(<V as Visitor<$lt>>::Result::output())? + V::Result::output() } pub fn walk_block<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, block: &$($lt)? $($mut)? Block - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let Block { stmts, id, rules: _, span, tokens: _ } = block; try_visit!(visit_id(vis, id)); try_visit!(visit_stmts(vis, stmts)); @@ -862,7 +864,7 @@ macro_rules! common_visitor_and_walkers { pub fn walk_ty<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, ty: &$($lt)? $($mut)? Ty - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let Ty { id, kind, span, tokens: _ } = ty; try_visit!(visit_id(vis, id)); match kind { @@ -920,7 +922,7 @@ macro_rules! common_visitor_and_walkers { pub fn walk_crate<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, krate: &$($lt)? $($mut)? Crate, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let Crate { attrs, items, spans, id, is_placeholder: _ } = krate; try_visit!(visit_id(vis, id)); walk_list!(vis, visit_attribute, attrs); @@ -933,7 +935,7 @@ macro_rules! common_visitor_and_walkers { pub fn walk_local<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, local: &$($lt)? $($mut)? Local, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let Local { id, super_, pat, ty, kind, span, colon_sp, attrs, tokens: _ } = local; if let Some(sp) = super_ { try_visit!(visit_span(vis, sp)); @@ -961,7 +963,7 @@ macro_rules! common_visitor_and_walkers { pub fn walk_poly_trait_ref<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, p: &$($lt)? $($mut)? PolyTraitRef, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let PolyTraitRef { bound_generic_params, modifiers, trait_ref, span } = p; try_visit!(visit_modifiers(vis, modifiers)); try_visit!(visit_generic_params(vis, bound_generic_params)); @@ -972,7 +974,7 @@ macro_rules! common_visitor_and_walkers { pub fn walk_trait_ref<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, TraitRef { path, ref_id }: &$($lt)? $($mut)? TraitRef, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { try_visit!(vis.visit_path(path)); visit_id(vis, ref_id) } @@ -980,7 +982,7 @@ macro_rules! common_visitor_and_walkers { pub fn walk_variant<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, variant: &$($lt)? $($mut)? Variant, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let Variant { attrs, id, span, vis: visibility, ident, data, disr_expr, is_placeholder: _ } = variant; try_visit!(visit_id(vis, id)); walk_list!(vis, visit_attribute, attrs); @@ -995,7 +997,7 @@ macro_rules! common_visitor_and_walkers { pub fn walk_expr_field<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, f: &$($lt)? $($mut)? ExprField, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let ExprField { attrs, id, span, ident, expr, is_shorthand: _, is_placeholder: _ } = f; try_visit!(visit_id(vis, id)); walk_list!(vis, visit_attribute, attrs); @@ -1007,7 +1009,7 @@ macro_rules! common_visitor_and_walkers { pub fn walk_pat_field<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, fp: &$($lt)? $($mut)? PatField, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let PatField { ident, pat, is_shorthand: _, attrs, id, span, is_placeholder: _ } = fp; try_visit!(visit_id(vis, id)); walk_list!(vis, visit_attribute, attrs); @@ -1019,7 +1021,7 @@ macro_rules! common_visitor_and_walkers { pub fn walk_ty_pat<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, tp: &$($lt)? $($mut)? TyPat, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let TyPat { id, kind, span, tokens: _ } = tp; try_visit!(visit_id(vis, id)); match kind { @@ -1036,19 +1038,19 @@ macro_rules! common_visitor_and_walkers { fn walk_qself<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, qself: &$($lt)? $($mut)? Option<P<QSelf>>, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { if let Some(qself) = qself { let QSelf { ty, path_span, position: _ } = &$($mut)? **qself; try_visit!(vis.visit_ty(ty)); try_visit!(visit_span(vis, path_span)); } - $(<V as Visitor<$lt>>::Result::output())? + V::Result::output() } pub fn walk_path<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, path: &$($lt)? $($mut)? Path, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let Path { span, segments, tokens: _ } = path; walk_list!(vis, visit_path_segment, segments); visit_span(vis, span) @@ -1057,7 +1059,7 @@ macro_rules! common_visitor_and_walkers { pub fn walk_use_tree<$($lt,)? V: $Visitor$(<$lt>)?>( vis: &mut V, use_tree: &$($lt)? $($mut)? UseTree, - ) $(-> <V as Visitor<$lt>>::Result)? { + ) -> V::Result { let UseTree { prefix, kind, span } = use_tree; try_visit!(vis.visit_path(prefix)); match kind { @@ -1075,573 +1077,640 @@ macro_rules! common_visitor_and_walkers { } visit_span(vis, span) } - }; -} - -common_visitor_and_walkers!(Visitor<'a>); -macro_rules! generate_list_visit_fns { - ($($name:ident, $Ty:ty, $visit_fn:ident$(, $param:ident: $ParamTy:ty)*;)+) => { - $( - fn $name<'a, V: Visitor<'a>>( - vis: &mut V, - values: &'a ThinVec<$Ty>, - $( - $param: $ParamTy, - )* - ) -> V::Result { - walk_list!(vis, $visit_fn, values$(,$param)*); - V::Result::output() + pub fn walk_generic_args<$($lt,)? V: $Visitor$(<$lt>)?>( + vis: &mut V, + generic_args: &$($lt)? $($mut)? GenericArgs + ) -> V::Result { + match generic_args { + GenericArgs::AngleBracketed(AngleBracketedArgs { span, args }) => { + for arg in args { + match arg { + AngleBracketedArg::Arg(a) => try_visit!(vis.visit_generic_arg(a)), + AngleBracketedArg::Constraint(c) => { + try_visit!(vis.visit_assoc_item_constraint(c)) + } + } + } + visit_span(vis, span) + } + GenericArgs::Parenthesized(data) => { + let ParenthesizedArgs { span, inputs, inputs_span, output } = data; + walk_list!(vis, visit_ty, inputs); + try_visit!(vis.visit_fn_ret_ty(output)); + try_visit!(visit_span(vis, span)); + visit_span(vis, inputs_span) + } + GenericArgs::ParenthesizedElided(span) => visit_span(vis, span) } - )+ - } -} + } -generate_list_visit_fns! { - visit_items, P<Item>, visit_item; - visit_foreign_items, P<ForeignItem>, visit_foreign_item; - visit_generic_params, GenericParam, visit_generic_param; - visit_stmts, Stmt, visit_stmt; - visit_pat_fields, PatField, visit_pat_field; - visit_variants, Variant, visit_variant; - visit_assoc_items, P<AssocItem>, visit_assoc_item, ctxt: AssocCtxt; -} + pub fn walk_generic_arg<$($lt,)? V: $Visitor$(<$lt>)?>( + vis: &mut V, + generic_arg: &$($lt)? $($mut)? GenericArg, + ) -> V::Result { + match generic_arg { + GenericArg::Lifetime(lt) => vis.visit_lifetime(lt, $(${ignore($lt)} LifetimeCtxt::GenericArg)? ), + GenericArg::Type(ty) => vis.visit_ty(ty), + GenericArg::Const(ct) => vis.visit_anon_const(ct), + } + } -#[expect(rustc::pass_by_value)] // needed for symmetry with mut_visit -fn visit_nested_use_tree<'a, V: Visitor<'a>>( - vis: &mut V, - nested_tree: &'a UseTree, - &nested_id: &NodeId, -) -> V::Result { - vis.visit_nested_use_tree(nested_tree, nested_id) -} + pub fn walk_assoc_item_constraint<$($lt,)? V: $Visitor$(<$lt>)?>( + vis: &mut V, + constraint: &$($lt)? $($mut)? AssocItemConstraint, + ) -> V::Result { + let AssocItemConstraint { id, ident, gen_args, kind, span } = constraint; + try_visit!(visit_id(vis, id)); + try_visit!(vis.visit_ident(ident)); + visit_opt!(vis, visit_generic_args, gen_args); + match kind { + AssocItemConstraintKind::Equality { term } => match term { + Term::Ty(ty) => try_visit!(vis.visit_ty(ty)), + Term::Const(c) => try_visit!(vis.visit_anon_const(c)), + }, + AssocItemConstraintKind::Bound { bounds } => { + try_visit!(visit_bounds(vis, bounds, BoundKind::Bound)); + } + } + visit_span(vis, span) + } -pub fn walk_generic_args<'a, V>(visitor: &mut V, generic_args: &'a GenericArgs) -> V::Result -where - V: Visitor<'a>, -{ - match generic_args { - GenericArgs::AngleBracketed(AngleBracketedArgs { span: _, args }) => { - for arg in args { - match arg { - AngleBracketedArg::Arg(a) => try_visit!(visitor.visit_generic_arg(a)), - AngleBracketedArg::Constraint(c) => { - try_visit!(visitor.visit_assoc_item_constraint(c)) - } + pub fn walk_param_bound<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, bound: &$($lt)? $($mut)? GenericBound) -> V::Result { + match bound { + GenericBound::Trait(trait_ref) => vis.visit_poly_trait_ref(trait_ref), + GenericBound::Outlives(lifetime) => vis.visit_lifetime(lifetime, $(${ignore($lt)} LifetimeCtxt::Bound)?), + GenericBound::Use(args, span) => { + walk_list!(vis, visit_precise_capturing_arg, args); + visit_span(vis, span) } } } - GenericArgs::Parenthesized(data) => { - let ParenthesizedArgs { span: _, inputs, inputs_span: _, output } = data; - walk_list!(visitor, visit_ty, inputs); - try_visit!(visitor.visit_fn_ret_ty(output)); + + pub fn walk_precise_capturing_arg<$($lt,)? V: $Visitor$(<$lt>)?>( + vis: &mut V, + arg: &$($lt)? $($mut)? PreciseCapturingArg, + ) -> V::Result { + match arg { + PreciseCapturingArg::Lifetime(lt) => vis.visit_lifetime(lt, $(${ignore($lt)} LifetimeCtxt::GenericArg)?), + PreciseCapturingArg::Arg(path, id) => { + try_visit!(visit_id(vis, id)); + vis.visit_path(path) + } + } } - GenericArgs::ParenthesizedElided(_span) => {} - } - V::Result::output() -} -pub fn walk_generic_arg<'a, V>(visitor: &mut V, generic_arg: &'a GenericArg) -> V::Result -where - V: Visitor<'a>, -{ - match generic_arg { - GenericArg::Lifetime(lt) => visitor.visit_lifetime(lt, LifetimeCtxt::GenericArg), - GenericArg::Type(ty) => visitor.visit_ty(ty), - GenericArg::Const(ct) => visitor.visit_anon_const(ct), - } -} + pub fn walk_generic_param<$($lt,)? V: $Visitor$(<$lt>)?>( + vis: &mut V, + param: &$($lt)? $($mut)? GenericParam, + ) -> V::Result { + let GenericParam { id, ident, attrs, bounds, is_placeholder: _, kind, colon_span } = + param; + try_visit!(visit_id(vis, id)); + walk_list!(vis, visit_attribute, attrs); + try_visit!(vis.visit_ident(ident)); + walk_list!(vis, visit_param_bound, bounds, BoundKind::Bound); + match kind { + GenericParamKind::Lifetime => (), + GenericParamKind::Type { default } => visit_opt!(vis, visit_ty, default), + GenericParamKind::Const { ty, default, kw_span: _ } => { + try_visit!(vis.visit_ty(ty)); + visit_opt!(vis, visit_anon_const, default); + } + } + if let Some(sp) = colon_span { + try_visit!(visit_span(vis, sp)) + } + V::Result::output() + } -pub fn walk_assoc_item_constraint<'a, V: Visitor<'a>>( - visitor: &mut V, - constraint: &'a AssocItemConstraint, -) -> V::Result { - let AssocItemConstraint { id: _, ident, gen_args, kind, span: _ } = constraint; - try_visit!(visitor.visit_ident(ident)); - visit_opt!(visitor, visit_generic_args, gen_args); - match kind { - AssocItemConstraintKind::Equality { term } => match term { - Term::Ty(ty) => try_visit!(visitor.visit_ty(ty)), - Term::Const(c) => try_visit!(visitor.visit_anon_const(c)), - }, - AssocItemConstraintKind::Bound { bounds } => { - walk_list!(visitor, visit_param_bound, bounds, BoundKind::Bound); + pub fn walk_generics<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, generics: &$($lt)? $($mut)? Generics) -> V::Result { + let Generics { params, where_clause, span } = generics; + let WhereClause { has_where_token: _, predicates, span: where_clause_span } = where_clause; + try_visit!(visit_generic_params(vis, params)); + try_visit!(visit_where_predicates(vis, predicates)); + try_visit!(visit_span(vis, span)); + visit_span(vis, where_clause_span) } - } - V::Result::output() -} -pub fn walk_param_bound<'a, V: Visitor<'a>>(visitor: &mut V, bound: &'a GenericBound) -> V::Result { - match bound { - GenericBound::Trait(trait_ref) => visitor.visit_poly_trait_ref(trait_ref), - GenericBound::Outlives(lifetime) => visitor.visit_lifetime(lifetime, LifetimeCtxt::Bound), - GenericBound::Use(args, _span) => { - walk_list!(visitor, visit_precise_capturing_arg, args); + pub fn walk_contract<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, c: &$($lt)? $($mut)? FnContract) -> V::Result { + let FnContract { requires, ensures } = c; + visit_opt!(vis, visit_expr, requires); + visit_opt!(vis, visit_expr, ensures); V::Result::output() } - } -} -pub fn walk_precise_capturing_arg<'a, V: Visitor<'a>>( - visitor: &mut V, - arg: &'a PreciseCapturingArg, -) -> V::Result { - match arg { - PreciseCapturingArg::Lifetime(lt) => visitor.visit_lifetime(lt, LifetimeCtxt::GenericArg), - PreciseCapturingArg::Arg(path, id) => { - try_visit!(visitor.visit_id(*id)); - visitor.visit_path(path) + pub fn walk_where_predicate<$($lt,)? V: $Visitor$(<$lt>)?>( + vis: &mut V, + predicate: &$($lt)? $($mut)? WherePredicate, + ) -> V::Result { + let WherePredicate { attrs, kind, id, span, is_placeholder: _ } = predicate; + try_visit!(visit_id(vis, id)); + walk_list!(vis, visit_attribute, attrs); + try_visit!(visit_span(vis, span)); + vis.visit_where_predicate_kind(kind) } - } -} -pub fn walk_generic_param<'a, V: Visitor<'a>>( - visitor: &mut V, - param: &'a GenericParam, -) -> V::Result { - let GenericParam { id: _, ident, attrs, bounds, is_placeholder: _, kind, colon_span: _ } = - param; - walk_list!(visitor, visit_attribute, attrs); - try_visit!(visitor.visit_ident(ident)); - walk_list!(visitor, visit_param_bound, bounds, BoundKind::Bound); - match kind { - GenericParamKind::Lifetime => (), - GenericParamKind::Type { default } => visit_opt!(visitor, visit_ty, default), - GenericParamKind::Const { ty, default, kw_span: _ } => { - try_visit!(visitor.visit_ty(ty)); - visit_opt!(visitor, visit_anon_const, default); + pub fn walk_closure_binder<$($lt,)? V: $Visitor$(<$lt>)?>( + vis: &mut V, + binder: &$($lt)? $($mut)? ClosureBinder, + ) -> V::Result { + match binder { + ClosureBinder::NotPresent => {} + ClosureBinder::For { generic_params, span } => { + try_visit!(visit_generic_params(vis, generic_params)); + try_visit!(visit_span(vis, span)); + } + } + V::Result::output() } - } - V::Result::output() -} - -pub fn walk_generics<'a, V: Visitor<'a>>(visitor: &mut V, generics: &'a Generics) -> V::Result { - let Generics { params, where_clause, span: _ } = generics; - let WhereClause { has_where_token: _, predicates, span: _ } = where_clause; - walk_list!(visitor, visit_generic_param, params); - walk_list!(visitor, visit_where_predicate, predicates); - V::Result::output() -} -pub fn walk_closure_binder<'a, V: Visitor<'a>>( - visitor: &mut V, - binder: &'a ClosureBinder, -) -> V::Result { - match binder { - ClosureBinder::NotPresent => {} - ClosureBinder::For { generic_params, span: _ } => { - walk_list!(visitor, visit_generic_param, generic_params) + pub fn walk_where_predicate_kind<$($lt,)? V: $Visitor$(<$lt>)?>( + vis: &mut V, + kind: &$($lt)? $($mut)? WherePredicateKind, + ) -> V::Result { + match kind { + WherePredicateKind::BoundPredicate(WhereBoundPredicate { + bounded_ty, + bounds, + bound_generic_params, + }) => { + visit_generic_params(vis, bound_generic_params); + try_visit!(vis.visit_ty(bounded_ty)); + walk_list!(vis, visit_param_bound, bounds, BoundKind::Bound); + } + WherePredicateKind::RegionPredicate(WhereRegionPredicate { lifetime, bounds }) => { + try_visit!(vis.visit_lifetime(lifetime, $(${ignore($lt)} LifetimeCtxt::Bound )?)); + walk_list!(vis, visit_param_bound, bounds, BoundKind::Bound); + } + WherePredicateKind::EqPredicate(WhereEqPredicate { lhs_ty, rhs_ty }) => { + try_visit!(vis.visit_ty(lhs_ty)); + try_visit!(vis.visit_ty(rhs_ty)); + } + } + V::Result::output() } - } - V::Result::output() -} -pub fn walk_contract<'a, V: Visitor<'a>>(visitor: &mut V, c: &'a FnContract) -> V::Result { - let FnContract { requires, ensures } = c; - if let Some(pred) = requires { - visitor.visit_expr(pred); - } - if let Some(pred) = ensures { - visitor.visit_expr(pred); - } - V::Result::output() -} + pub fn walk_fn_decl<$($lt,)? V: $Visitor$(<$lt>)?>( + vis: &mut V, + FnDecl { inputs, output }: &$($lt)? $($mut)? FnDecl, + ) -> V::Result { + try_visit!(visit_params(vis, inputs)); + vis.visit_fn_ret_ty(output) + } -pub fn walk_where_predicate<'a, V: Visitor<'a>>( - visitor: &mut V, - predicate: &'a WherePredicate, -) -> V::Result { - let WherePredicate { attrs, kind, id: _, span: _, is_placeholder: _ } = predicate; - walk_list!(visitor, visit_attribute, attrs); - visitor.visit_where_predicate_kind(kind) -} + pub fn walk_fn_ret_ty<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, ret_ty: &$($lt)? $($mut)? FnRetTy) -> V::Result { + match ret_ty { + FnRetTy::Default(span) => visit_span(vis, span), + FnRetTy::Ty(output_ty) => vis.visit_ty(output_ty), + } + } -pub fn walk_where_predicate_kind<'a, V: Visitor<'a>>( - visitor: &mut V, - kind: &'a WherePredicateKind, -) -> V::Result { - match kind { - WherePredicateKind::BoundPredicate(WhereBoundPredicate { - bounded_ty, - bounds, - bound_generic_params, - }) => { - walk_list!(visitor, visit_generic_param, bound_generic_params); - try_visit!(visitor.visit_ty(bounded_ty)); - walk_list!(visitor, visit_param_bound, bounds, BoundKind::Bound); + pub fn walk_fn<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, kind: FnKind<$($lt)? $(${ignore($mut)} '_)?>) -> V::Result { + match kind { + FnKind::Fn( + _ctxt, + _vis, + Fn { + defaultness, + ident, + sig: FnSig { header, decl, span }, + generics, + contract, + body, + define_opaque, + }, + ) => { + // Visibility is visited as a part of the item. + try_visit!(visit_defaultness(vis, defaultness)); + try_visit!(vis.visit_ident(ident)); + try_visit!(vis.visit_fn_header(header)); + try_visit!(vis.visit_generics(generics)); + try_visit!(vis.visit_fn_decl(decl)); + visit_opt!(vis, visit_contract, contract); + visit_opt!(vis, visit_block, body); + try_visit!(visit_span(vis, span)); + walk_define_opaques(vis, define_opaque) + } + FnKind::Closure(binder, coroutine_kind, decl, body) => { + try_visit!(vis.visit_closure_binder(binder)); + visit_opt!(vis, visit_coroutine_kind, coroutine_kind); + try_visit!(vis.visit_fn_decl(decl)); + vis.visit_expr(body) + } + } } - WherePredicateKind::RegionPredicate(WhereRegionPredicate { lifetime, bounds }) => { - try_visit!(visitor.visit_lifetime(lifetime, LifetimeCtxt::Bound)); - walk_list!(visitor, visit_param_bound, bounds, BoundKind::Bound); + + pub fn walk_variant_data<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, data: &$($lt)? $($mut)? VariantData) -> V::Result { + match data { + VariantData::Struct { fields, recovered: _ } => { + visit_field_defs(vis, fields) + } + VariantData::Tuple(fields, id) => { + try_visit!(visit_id(vis, id)); + visit_field_defs(vis, fields) + } + VariantData::Unit(id) => visit_id(vis, id), + } } - WherePredicateKind::EqPredicate(WhereEqPredicate { lhs_ty, rhs_ty }) => { - try_visit!(visitor.visit_ty(lhs_ty)); - try_visit!(visitor.visit_ty(rhs_ty)); + + pub fn walk_field_def<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, field: &$($lt)? $($mut)? FieldDef) -> V::Result { + let FieldDef { attrs, id, span, vis: visibility, ident, ty, is_placeholder: _, safety: _, default } = + field; + try_visit!(visit_id(vis, id)); + walk_list!(vis, visit_attribute, attrs); + try_visit!(vis.visit_vis(visibility)); + visit_opt!(vis, visit_ident, ident); + try_visit!(vis.visit_ty(ty)); + visit_opt!(vis, visit_anon_const, default); + visit_span(vis, span) } - } - V::Result::output() -} -pub fn walk_fn_ret_ty<'a, V: Visitor<'a>>(visitor: &mut V, ret_ty: &'a FnRetTy) -> V::Result { - match ret_ty { - FnRetTy::Default(_span) => {} - FnRetTy::Ty(output_ty) => try_visit!(visitor.visit_ty(output_ty)), - } - V::Result::output() -} + fn visit_delim_args<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, args: &$($lt)? $($mut)? DelimArgs) -> V::Result { + let DelimArgs { dspan, delim: _, tokens: _ } = args; + let DelimSpan { open, close } = dspan; + try_visit!(visit_span(vis, open)); + visit_span(vis, close) + } -pub fn walk_fn_decl<'a, V: Visitor<'a>>( - visitor: &mut V, - FnDecl { inputs, output }: &'a FnDecl, -) -> V::Result { - walk_list!(visitor, visit_param, inputs); - visitor.visit_fn_ret_ty(output) -} + pub fn walk_mac<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, mac: &$($lt)? $($mut)? MacCall) -> V::Result { + let MacCall { path, args } = mac; + try_visit!(vis.visit_path(path)); + visit_delim_args(vis, args) + } + + fn walk_macro_def<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, macro_def: &$($lt)? $($mut)? MacroDef) -> V::Result { + let MacroDef { body, macro_rules: _ } = macro_def; + visit_delim_args(vis, body) + } + + pub fn walk_inline_asm<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, asm: &$($lt)? $($mut)? InlineAsm) -> V::Result { + // FIXME: Visit spans inside all this currently ignored stuff. + let InlineAsm { + asm_macro: _, + template: _, + template_strs: _, + operands, + clobber_abis: _, + options: _, + line_spans: _, + } = asm; + for (op, span) in operands { + match op { + InlineAsmOperand::In { expr, reg: _ } + | InlineAsmOperand::Out { expr: Some(expr), reg: _, late: _ } + | InlineAsmOperand::InOut { expr, reg: _, late: _ } => { + try_visit!(vis.visit_expr(expr)) + } + InlineAsmOperand::Out { expr: None, reg: _, late: _ } => {} + InlineAsmOperand::SplitInOut { in_expr, out_expr, reg: _, late: _ } => { + try_visit!(vis.visit_expr(in_expr)); + visit_opt!(vis, visit_expr, out_expr); + } + InlineAsmOperand::Const { anon_const } => { + try_visit!(vis.visit_anon_const(anon_const)) + } + InlineAsmOperand::Sym { sym } => try_visit!(vis.visit_inline_asm_sym(sym)), + InlineAsmOperand::Label { block } => try_visit!(vis.visit_block(block)), + } + try_visit!(visit_span(vis, span)); + } + V::Result::output() + } -pub fn walk_fn<'a, V: Visitor<'a>>(visitor: &mut V, kind: FnKind<'a>) -> V::Result { - match kind { - FnKind::Fn( - _ctxt, - _vis, - Fn { - defaultness: _, - ident, - sig: FnSig { header, decl, span: _ }, - generics, - contract, - body, - define_opaque, - }, - ) => { - // Visibility is visited as a part of the item. - try_visit!(visitor.visit_ident(ident)); - try_visit!(visitor.visit_fn_header(header)); - try_visit!(visitor.visit_generics(generics)); - try_visit!(visitor.visit_fn_decl(decl)); - visit_opt!(visitor, visit_contract, contract); - visit_opt!(visitor, visit_block, body); - try_visit!(walk_define_opaques(visitor, define_opaque)); - } - FnKind::Closure(binder, coroutine_kind, decl, body) => { - try_visit!(visitor.visit_closure_binder(binder)); - visit_opt!(visitor, visit_coroutine_kind, coroutine_kind.as_ref()); - try_visit!(visitor.visit_fn_decl(decl)); - try_visit!(visitor.visit_expr(body)); + pub fn walk_inline_asm_sym<$($lt,)? V: $Visitor$(<$lt>)?>( + vis: &mut V, + InlineAsmSym { id, qself, path }: &$($lt)? $($mut)? InlineAsmSym, + ) -> V::Result { + try_visit!(visit_id(vis, id)); + try_visit!(vis.visit_qself(qself)); + vis.visit_path(path) + } + + // FIXME: visit the template exhaustively. + pub fn walk_format_args<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, fmt: &$($lt)? $($mut)? FormatArgs) -> V::Result { + let FormatArgs { span, template: _, arguments, uncooked_fmt_str: _ } = fmt; + let args = $(${ignore($mut)} arguments.all_args_mut())? $(${ignore($lt)} arguments.all_args())? ; + for FormatArgument { kind, expr } in args { + match kind { + FormatArgumentKind::Named(ident) | FormatArgumentKind::Captured(ident) => { + try_visit!(vis.visit_ident(ident)) + } + FormatArgumentKind::Normal => {} + } + try_visit!(vis.visit_expr(expr)); + } + visit_span(vis, span) } - } - V::Result::output() -} -pub fn walk_variant_data<'a, V: Visitor<'a>>(visitor: &mut V, data: &'a VariantData) -> V::Result { - visit_opt!(visitor, visit_id, data.ctor_node_id()); - walk_list!(visitor, visit_field_def, data.fields()); - V::Result::output() -} + pub fn walk_expr<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, expression: &$($lt)? $($mut)? Expr) -> V::Result { + let Expr { id, kind, span, attrs, tokens: _ } = expression; + try_visit!(visit_id(vis, id)); + walk_list!(vis, visit_attribute, attrs); + match kind { + ExprKind::Array(exprs) => { + try_visit!(visit_exprs(vis, exprs)); + } + ExprKind::ConstBlock(anon_const) => try_visit!(vis.visit_anon_const(anon_const)), + ExprKind::Repeat(element, count) => { + try_visit!(vis.visit_expr(element)); + try_visit!(vis.visit_anon_const(count)); + } + ExprKind::Struct(se) => { + let StructExpr { qself, path, fields, rest } = &$($mut)?**se; + try_visit!(vis.visit_qself(qself)); + try_visit!(vis.visit_path(path)); + visit_expr_fields(vis, fields); + match rest { + StructRest::Base(expr) => try_visit!(vis.visit_expr(expr)), + StructRest::Rest(_span) => {} + StructRest::None => {} + } + } + ExprKind::Tup(exprs) => { + try_visit!(visit_exprs(vis, exprs)); + } + ExprKind::Call(callee_expression, arguments) => { + try_visit!(vis.visit_expr(callee_expression)); + try_visit!(visit_exprs(vis, arguments)); + } + ExprKind::MethodCall(box MethodCall { seg, receiver, args, span }) => { + try_visit!(vis.visit_method_receiver_expr(receiver)); + try_visit!(vis.visit_path_segment(seg)); + try_visit!(visit_exprs(vis, args)); + try_visit!(visit_span(vis, span)); + } + ExprKind::Binary(Spanned { span, node: _ }, left_expression, right_expression) => { + try_visit!(vis.visit_expr(left_expression)); + try_visit!(vis.visit_expr(right_expression)); + try_visit!(visit_span(vis, span)) + } + ExprKind::AddrOf(_kind, _mutbl, subexpression) => { + try_visit!(vis.visit_expr(subexpression)); + } + ExprKind::Unary(_op, subexpression) => { + try_visit!(vis.visit_expr(subexpression)); + } + ExprKind::Cast(subexpression, typ) | ExprKind::Type(subexpression, typ) => { + try_visit!(vis.visit_expr(subexpression)); + try_visit!(vis.visit_ty(typ)); + } + ExprKind::Let(pat, expr, span, _recovered) => { + try_visit!(vis.visit_pat(pat)); + try_visit!(vis.visit_expr(expr)); + try_visit!(visit_span(vis, span)) + } + ExprKind::If(head_expression, if_block, optional_else) => { + try_visit!(vis.visit_expr(head_expression)); + try_visit!(vis.visit_block(if_block)); + visit_opt!(vis, visit_expr, optional_else); + } + ExprKind::While(subexpression, block, opt_label) => { + visit_opt!(vis, visit_label, opt_label); + try_visit!(vis.visit_expr(subexpression)); + try_visit!(vis.visit_block(block)); + } + ExprKind::ForLoop { pat, iter, body, label, kind: _ } => { + visit_opt!(vis, visit_label, label); + try_visit!(vis.visit_pat(pat)); + try_visit!(vis.visit_expr(iter)); + try_visit!(vis.visit_block(body)); + } + ExprKind::Loop(block, opt_label, span) => { + visit_opt!(vis, visit_label, opt_label); + try_visit!(vis.visit_block(block)); + try_visit!(visit_span(vis, span)) + } + ExprKind::Match(subexpression, arms, _kind) => { + try_visit!(vis.visit_expr(subexpression)); + try_visit!(visit_arms(vis, arms)); + } + ExprKind::Closure(box Closure { + binder, + capture_clause, + coroutine_kind, + constness, + movability: _, + fn_decl, + body, + fn_decl_span, + fn_arg_span, + }) => { + try_visit!(visit_constness(vis, constness)); + try_visit!(vis.visit_capture_by(capture_clause)); + try_visit!(vis.visit_fn( + FnKind::Closure(binder, coroutine_kind, fn_decl, body), + *span, + *id + )); + try_visit!(visit_span(vis, fn_decl_span)); + try_visit!(visit_span(vis, fn_arg_span)); + } + ExprKind::Block(block, opt_label) => { + visit_opt!(vis, visit_label, opt_label); + try_visit!(vis.visit_block(block)); + } + ExprKind::Gen(_capt, body, _kind, decl_span) => { + try_visit!(vis.visit_block(body)); + try_visit!(visit_span(vis, decl_span)); + } + ExprKind::Await(expr, span) => { + try_visit!(vis.visit_expr(expr)); + try_visit!(visit_span(vis, span)); + } + ExprKind::Use(expr, span) => { + try_visit!(vis.visit_expr(expr)); + try_visit!(visit_span(vis, span)); + } + ExprKind::Assign(lhs, rhs, span) => { + try_visit!(vis.visit_expr(lhs)); + try_visit!(vis.visit_expr(rhs)); + try_visit!(visit_span(vis, span)); + } + ExprKind::AssignOp(_op, left_expression, right_expression) => { + try_visit!(vis.visit_expr(left_expression)); + try_visit!(vis.visit_expr(right_expression)); + } + ExprKind::Field(subexpression, ident) => { + try_visit!(vis.visit_expr(subexpression)); + try_visit!(vis.visit_ident(ident)); + } + ExprKind::Index(main_expression, index_expression, span) => { + try_visit!(vis.visit_expr(main_expression)); + try_visit!(vis.visit_expr(index_expression)); + try_visit!(visit_span(vis, span)); + } + ExprKind::Range(start, end, _limit) => { + visit_opt!(vis, visit_expr, start); + visit_opt!(vis, visit_expr, end); + } + ExprKind::Underscore => {} + ExprKind::Path(maybe_qself, path) => { + try_visit!(vis.visit_qself(maybe_qself)); + try_visit!(vis.visit_path(path)); + } + ExprKind::Break(opt_label, opt_expr) => { + visit_opt!(vis, visit_label, opt_label); + visit_opt!(vis, visit_expr, opt_expr); + } + ExprKind::Continue(opt_label) => { + visit_opt!(vis, visit_label, opt_label); + } + ExprKind::Ret(optional_expression) => { + visit_opt!(vis, visit_expr, optional_expression); + } + ExprKind::Yeet(optional_expression) => { + visit_opt!(vis, visit_expr, optional_expression); + } + ExprKind::Become(expr) => try_visit!(vis.visit_expr(expr)), + ExprKind::MacCall(mac) => try_visit!(vis.visit_mac_call(mac)), + ExprKind::Paren(subexpression) => try_visit!(vis.visit_expr(subexpression)), + ExprKind::InlineAsm(asm) => try_visit!(vis.visit_inline_asm(asm)), + ExprKind::FormatArgs(f) => try_visit!(vis.visit_format_args(f)), + ExprKind::OffsetOf(container, fields) => { + try_visit!(vis.visit_ty(container)); + walk_list!(vis, visit_ident, fields); + } + ExprKind::Yield(kind) => { + match kind { + YieldKind::Postfix(expr) => { + try_visit!(vis.visit_expr(expr)); + } + YieldKind::Prefix(expr) => { + visit_opt!(vis, visit_expr, expr); + } + } + } + ExprKind::Try(subexpression) => try_visit!(vis.visit_expr(subexpression)), + ExprKind::TryBlock(body) => try_visit!(vis.visit_block(body)), + ExprKind::Lit(_token) => {} + ExprKind::IncludedBytes(_bytes) => {} + ExprKind::UnsafeBinderCast(_kind, expr, ty) => { + try_visit!(vis.visit_expr(expr)); + visit_opt!(vis, visit_ty, ty); + } + ExprKind::Err(_guar) => {} + ExprKind::Dummy => {} + } -pub fn walk_field_def<'a, V: Visitor<'a>>(visitor: &mut V, field: &'a FieldDef) -> V::Result { - let FieldDef { attrs, id: _, span: _, vis, ident, ty, is_placeholder: _, safety: _, default } = - field; - walk_list!(visitor, visit_attribute, attrs); - try_visit!(visitor.visit_vis(vis)); - visit_opt!(visitor, visit_ident, ident); - try_visit!(visitor.visit_ty(ty)); - visit_opt!(visitor, visit_anon_const, &*default); - V::Result::output() -} + visit_span(vis, span) + } -pub fn walk_stmt<'a, V: Visitor<'a>>(visitor: &mut V, statement: &'a Stmt) -> V::Result { - let Stmt { id: _, kind, span: _ } = statement; - match kind { - StmtKind::Let(local) => try_visit!(visitor.visit_local(local)), - StmtKind::Item(item) => try_visit!(visitor.visit_item(item)), - StmtKind::Expr(expr) | StmtKind::Semi(expr) => try_visit!(visitor.visit_expr(expr)), - StmtKind::Empty => {} - StmtKind::MacCall(mac) => { - let MacCallStmt { mac, attrs, style: _, tokens: _ } = &**mac; - walk_list!(visitor, visit_attribute, attrs); - try_visit!(visitor.visit_mac_call(mac)); + pub fn walk_param<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, param: &$($lt)? $($mut)? Param) -> V::Result { + let Param { attrs, ty, pat, id, span, is_placeholder: _ } = param; + try_visit!(visit_id(vis, id)); + walk_list!(vis, visit_attribute, attrs); + try_visit!(vis.visit_pat(pat)); + try_visit!(vis.visit_ty(ty)); + visit_span(vis, span) } - } - V::Result::output() -} -pub fn walk_mac<'a, V: Visitor<'a>>(visitor: &mut V, mac: &'a MacCall) -> V::Result { - let MacCall { path, args: _ } = mac; - visitor.visit_path(path) -} + pub fn walk_arm<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, arm: &$($lt)? $($mut)? Arm) -> V::Result { + let Arm { attrs, pat, guard, body, span, id, is_placeholder: _ } = arm; + try_visit!(visit_id(vis, id)); + walk_list!(vis, visit_attribute, attrs); + try_visit!(vis.visit_pat(pat)); + visit_opt!(vis, visit_expr, guard); + visit_opt!(vis, visit_expr, body); + visit_span(vis, span) + } -pub fn walk_inline_asm<'a, V: Visitor<'a>>(visitor: &mut V, asm: &'a InlineAsm) -> V::Result { - let InlineAsm { - asm_macro: _, - template: _, - template_strs: _, - operands, - clobber_abis: _, - options: _, - line_spans: _, - } = asm; - for (op, _span) in operands { - match op { - InlineAsmOperand::In { expr, reg: _ } - | InlineAsmOperand::Out { expr: Some(expr), reg: _, late: _ } - | InlineAsmOperand::InOut { expr, reg: _, late: _ } => { - try_visit!(visitor.visit_expr(expr)) - } - InlineAsmOperand::Out { expr: None, reg: _, late: _ } => {} - InlineAsmOperand::SplitInOut { in_expr, out_expr, reg: _, late: _ } => { - try_visit!(visitor.visit_expr(in_expr)); - visit_opt!(visitor, visit_expr, out_expr); - } - InlineAsmOperand::Const { anon_const } => { - try_visit!(visitor.visit_anon_const(anon_const)) + pub fn walk_vis<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, visibility: &$($lt)? $($mut)? Visibility) -> V::Result { + let Visibility { kind, span, tokens: _ } = visibility; + match kind { + VisibilityKind::Restricted { path, id, shorthand: _ } => { + try_visit!(visit_id(vis, id)); + try_visit!(vis.visit_path(path)); + } + VisibilityKind::Public | VisibilityKind::Inherited => {} } - InlineAsmOperand::Sym { sym } => try_visit!(visitor.visit_inline_asm_sym(sym)), - InlineAsmOperand::Label { block } => try_visit!(visitor.visit_block(block)), + visit_span(vis, span) } - } - V::Result::output() -} -pub fn walk_inline_asm_sym<'a, V: Visitor<'a>>( - visitor: &mut V, - InlineAsmSym { id, qself, path }: &'a InlineAsmSym, -) -> V::Result { - try_visit!(visitor.visit_qself(qself)); - try_visit!(visitor.visit_id(*id)); - visitor.visit_path(path) -} - -pub fn walk_format_args<'a, V: Visitor<'a>>(visitor: &mut V, fmt: &'a FormatArgs) -> V::Result { - let FormatArgs { span: _, template: _, arguments, uncooked_fmt_str: _ } = fmt; - for FormatArgument { kind, expr } in arguments.all_args() { - match kind { - FormatArgumentKind::Named(ident) | FormatArgumentKind::Captured(ident) => { - try_visit!(visitor.visit_ident(ident)) + pub fn walk_attribute<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, attr: &$($lt)? $($mut)? Attribute) -> V::Result { + let Attribute { kind, id: _, style: _, span } = attr; + match kind { + AttrKind::Normal(normal) => { + let NormalAttr { item, tokens: _ } = &$($mut)?**normal; + let AttrItem { unsafety: _, path, args, tokens: _ } = item; + try_visit!(vis.visit_path(path)); + try_visit!(walk_attr_args(vis, args)); + } + AttrKind::DocComment(_kind, _sym) => {} } - FormatArgumentKind::Normal => {} + visit_span(vis, span) } - try_visit!(visitor.visit_expr(expr)); - } - V::Result::output() -} -pub fn walk_expr<'a, V: Visitor<'a>>(visitor: &mut V, expression: &'a Expr) -> V::Result { - let Expr { id, kind, span, attrs, tokens: _ } = expression; - walk_list!(visitor, visit_attribute, attrs); - match kind { - ExprKind::Array(subexpressions) => { - walk_list!(visitor, visit_expr, subexpressions); - } - ExprKind::ConstBlock(anon_const) => try_visit!(visitor.visit_anon_const(anon_const)), - ExprKind::Repeat(element, count) => { - try_visit!(visitor.visit_expr(element)); - try_visit!(visitor.visit_anon_const(count)); - } - ExprKind::Struct(se) => { - let StructExpr { qself, path, fields, rest } = &**se; - try_visit!(visitor.visit_qself(qself)); - try_visit!(visitor.visit_id(*id)); - try_visit!(visitor.visit_path(path)); - walk_list!(visitor, visit_expr_field, fields); - match rest { - StructRest::Base(expr) => try_visit!(visitor.visit_expr(expr)), - StructRest::Rest(_span) => {} - StructRest::None => {} + pub fn walk_attr_args<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, args: &$($lt)? $($mut)? AttrArgs) -> V::Result { + match args { + AttrArgs::Empty => {} + AttrArgs::Delimited(args) => try_visit!(visit_delim_args(vis, args)), + AttrArgs::Eq { eq_span, expr } => { + try_visit!(vis.visit_expr(expr)); + try_visit!(visit_span(vis, eq_span)); + } } + V::Result::output() } - ExprKind::Tup(subexpressions) => { - walk_list!(visitor, visit_expr, subexpressions); - } - ExprKind::Call(callee_expression, arguments) => { - try_visit!(visitor.visit_expr(callee_expression)); - walk_list!(visitor, visit_expr, arguments); - } - ExprKind::MethodCall(box MethodCall { seg, receiver, args, span: _ }) => { - try_visit!(visitor.visit_expr(receiver)); - try_visit!(visitor.visit_path_segment(seg)); - walk_list!(visitor, visit_expr, args); - } - ExprKind::Binary(_op, left_expression, right_expression) => { - try_visit!(visitor.visit_expr(left_expression)); - try_visit!(visitor.visit_expr(right_expression)); - } - ExprKind::AddrOf(_kind, _mutbl, subexpression) => { - try_visit!(visitor.visit_expr(subexpression)); - } - ExprKind::Unary(_op, subexpression) => { - try_visit!(visitor.visit_expr(subexpression)); - } - ExprKind::Cast(subexpression, typ) | ExprKind::Type(subexpression, typ) => { - try_visit!(visitor.visit_expr(subexpression)); - try_visit!(visitor.visit_ty(typ)); - } - ExprKind::Let(pat, expr, _span, _recovered) => { - try_visit!(visitor.visit_pat(pat)); - try_visit!(visitor.visit_expr(expr)); - } - ExprKind::If(head_expression, if_block, optional_else) => { - try_visit!(visitor.visit_expr(head_expression)); - try_visit!(visitor.visit_block(if_block)); - visit_opt!(visitor, visit_expr, optional_else); - } - ExprKind::While(subexpression, block, opt_label) => { - visit_opt!(visitor, visit_label, opt_label); - try_visit!(visitor.visit_expr(subexpression)); - try_visit!(visitor.visit_block(block)); - } - ExprKind::ForLoop { pat, iter, body, label, kind: _ } => { - visit_opt!(visitor, visit_label, label); - try_visit!(visitor.visit_pat(pat)); - try_visit!(visitor.visit_expr(iter)); - try_visit!(visitor.visit_block(body)); - } - ExprKind::Loop(block, opt_label, _span) => { - visit_opt!(visitor, visit_label, opt_label); - try_visit!(visitor.visit_block(block)); - } - ExprKind::Match(subexpression, arms, _kind) => { - try_visit!(visitor.visit_expr(subexpression)); - walk_list!(visitor, visit_arm, arms); - } - ExprKind::Closure(box Closure { - binder, - capture_clause, - coroutine_kind, - constness: _, - movability: _, - fn_decl, - body, - fn_decl_span: _, - fn_arg_span: _, - }) => { - try_visit!(visitor.visit_capture_by(capture_clause)); - try_visit!(visitor.visit_fn( - FnKind::Closure(binder, coroutine_kind, fn_decl, body), - *span, - *id - )); - } - ExprKind::Block(block, opt_label) => { - visit_opt!(visitor, visit_label, opt_label); - try_visit!(visitor.visit_block(block)); - } - ExprKind::Gen(_capt, body, _kind, _decl_span) => try_visit!(visitor.visit_block(body)), - ExprKind::Await(expr, _span) => try_visit!(visitor.visit_expr(expr)), - ExprKind::Use(expr, _span) => try_visit!(visitor.visit_expr(expr)), - ExprKind::Assign(lhs, rhs, _span) => { - try_visit!(visitor.visit_expr(lhs)); - try_visit!(visitor.visit_expr(rhs)); - } - ExprKind::AssignOp(_op, left_expression, right_expression) => { - try_visit!(visitor.visit_expr(left_expression)); - try_visit!(visitor.visit_expr(right_expression)); - } - ExprKind::Field(subexpression, ident) => { - try_visit!(visitor.visit_expr(subexpression)); - try_visit!(visitor.visit_ident(ident)); - } - ExprKind::Index(main_expression, index_expression, _span) => { - try_visit!(visitor.visit_expr(main_expression)); - try_visit!(visitor.visit_expr(index_expression)); - } - ExprKind::Range(start, end, _limit) => { - visit_opt!(visitor, visit_expr, start); - visit_opt!(visitor, visit_expr, end); - } - ExprKind::Underscore => {} - ExprKind::Path(maybe_qself, path) => { - try_visit!(visitor.visit_qself(maybe_qself)); - try_visit!(visitor.visit_id(*id)); - try_visit!(visitor.visit_path(path)); - } - ExprKind::Break(opt_label, opt_expr) => { - visit_opt!(visitor, visit_label, opt_label); - visit_opt!(visitor, visit_expr, opt_expr); - } - ExprKind::Continue(opt_label) => { - visit_opt!(visitor, visit_label, opt_label); - } - ExprKind::Ret(optional_expression) => { - visit_opt!(visitor, visit_expr, optional_expression); - } - ExprKind::Yeet(optional_expression) => { - visit_opt!(visitor, visit_expr, optional_expression); - } - ExprKind::Become(expr) => try_visit!(visitor.visit_expr(expr)), - ExprKind::MacCall(mac) => try_visit!(visitor.visit_mac_call(mac)), - ExprKind::Paren(subexpression) => try_visit!(visitor.visit_expr(subexpression)), - ExprKind::InlineAsm(asm) => try_visit!(visitor.visit_inline_asm(asm)), - ExprKind::FormatArgs(f) => try_visit!(visitor.visit_format_args(f)), - ExprKind::OffsetOf(container, fields) => { - try_visit!(visitor.visit_ty(container)); - walk_list!(visitor, visit_ident, fields.iter()); - } - ExprKind::Yield(kind) => { - visit_opt!(visitor, visit_expr, kind.expr()); - } - ExprKind::Try(subexpression) => try_visit!(visitor.visit_expr(subexpression)), - ExprKind::TryBlock(body) => try_visit!(visitor.visit_block(body)), - ExprKind::Lit(_token) => {} - ExprKind::IncludedBytes(_bytes) => {} - ExprKind::UnsafeBinderCast(_kind, expr, ty) => { - try_visit!(visitor.visit_expr(expr)); - visit_opt!(visitor, visit_ty, ty); - } - ExprKind::Err(_guar) => {} - ExprKind::Dummy => {} - } - - V::Result::output() + }; } -pub fn walk_param<'a, V: Visitor<'a>>(visitor: &mut V, param: &'a Param) -> V::Result { - let Param { attrs, ty, pat, id: _, span: _, is_placeholder: _ } = param; - walk_list!(visitor, visit_attribute, attrs); - try_visit!(visitor.visit_pat(pat)); - try_visit!(visitor.visit_ty(ty)); - V::Result::output() +common_visitor_and_walkers!(Visitor<'a>); + +macro_rules! generate_list_visit_fns { + ($($name:ident, $Ty:ty, $visit_fn:ident$(, $param:ident: $ParamTy:ty)*;)+) => { + $( + fn $name<'a, V: Visitor<'a>>( + vis: &mut V, + values: &'a ThinVec<$Ty>, + $( + $param: $ParamTy, + )* + ) -> V::Result { + walk_list!(vis, $visit_fn, values$(,$param)*); + V::Result::output() + } + )+ + } } -pub fn walk_arm<'a, V: Visitor<'a>>(visitor: &mut V, arm: &'a Arm) -> V::Result { - let Arm { attrs, pat, guard, body, span: _, id: _, is_placeholder: _ } = arm; - walk_list!(visitor, visit_attribute, attrs); - try_visit!(visitor.visit_pat(pat)); - visit_opt!(visitor, visit_expr, guard); - visit_opt!(visitor, visit_expr, body); - V::Result::output() +generate_list_visit_fns! { + visit_items, P<Item>, visit_item; + visit_foreign_items, P<ForeignItem>, visit_foreign_item; + visit_generic_params, GenericParam, visit_generic_param; + visit_stmts, Stmt, visit_stmt; + visit_exprs, P<Expr>, visit_expr; + visit_expr_fields, ExprField, visit_expr_field; + visit_pat_fields, PatField, visit_pat_field; + visit_variants, Variant, visit_variant; + visit_assoc_items, P<AssocItem>, visit_assoc_item, ctxt: AssocCtxt; + visit_where_predicates, WherePredicate, visit_where_predicate; + visit_params, Param, visit_param; + visit_field_defs, FieldDef, visit_field_def; + visit_arms, Arm, visit_arm; } -pub fn walk_vis<'a, V: Visitor<'a>>(visitor: &mut V, vis: &'a Visibility) -> V::Result { - let Visibility { kind, span: _, tokens: _ } = vis; - match kind { - VisibilityKind::Restricted { path, id, shorthand: _ } => { - try_visit!(visitor.visit_id(*id)); - try_visit!(visitor.visit_path(path)); - } - VisibilityKind::Public | VisibilityKind::Inherited => {} - } - V::Result::output() +#[expect(rustc::pass_by_value)] // needed for symmetry with mut_visit +fn visit_nested_use_tree<'a, V: Visitor<'a>>( + vis: &mut V, + nested_tree: &'a UseTree, + &nested_id: &NodeId, +) -> V::Result { + vis.visit_nested_use_tree(nested_tree, nested_id) } -pub fn walk_attribute<'a, V: Visitor<'a>>(visitor: &mut V, attr: &'a Attribute) -> V::Result { - let Attribute { kind, id: _, style: _, span: _ } = attr; +pub fn walk_stmt<'a, V: Visitor<'a>>(visitor: &mut V, statement: &'a Stmt) -> V::Result { + let Stmt { id: _, kind, span: _ } = statement; match kind { - AttrKind::Normal(normal) => { - let NormalAttr { item, tokens: _ } = &**normal; - let AttrItem { unsafety: _, path, args, tokens: _ } = item; - try_visit!(visitor.visit_path(path)); - try_visit!(walk_attr_args(visitor, args)); + StmtKind::Let(local) => try_visit!(visitor.visit_local(local)), + StmtKind::Item(item) => try_visit!(visitor.visit_item(item)), + StmtKind::Expr(expr) | StmtKind::Semi(expr) => try_visit!(visitor.visit_expr(expr)), + StmtKind::Empty => {} + StmtKind::MacCall(mac) => { + let MacCallStmt { mac, attrs, style: _, tokens: _ } = &**mac; + walk_list!(visitor, visit_attribute, attrs); + try_visit!(visitor.visit_mac_call(mac)); } - AttrKind::DocComment(_kind, _sym) => {} - } - V::Result::output() -} - -pub fn walk_attr_args<'a, V: Visitor<'a>>(visitor: &mut V, args: &'a AttrArgs) -> V::Result { - match args { - AttrArgs::Empty => {} - AttrArgs::Delimited(_args) => {} - AttrArgs::Eq { expr, .. } => try_visit!(visitor.visit_expr(expr)), } V::Result::output() } diff --git a/compiler/rustc_attr_data_structures/src/attributes.rs b/compiler/rustc_attr_data_structures/src/attributes.rs index d2d1285b075..845e4d5e5d0 100644 --- a/compiler/rustc_attr_data_structures/src/attributes.rs +++ b/compiler/rustc_attr_data_structures/src/attributes.rs @@ -57,14 +57,6 @@ impl OptimizeAttr { } } -#[derive(Clone, Debug, Encodable, Decodable, HashStable_Generic, PrintAttribute)] -pub enum DiagnosticAttribute { - // tidy-alphabetical-start - DoNotRecommend, - OnUnimplemented, - // tidy-alphabetical-end -} - #[derive(PartialEq, Debug, Encodable, Decodable, Copy, Clone, HashStable_Generic, PrintAttribute)] pub enum ReprAttr { ReprInt(IntType), @@ -160,40 +152,52 @@ impl Deprecation { #[derive(Clone, Debug, HashStable_Generic, Encodable, Decodable, PrintAttribute)] pub enum AttributeKind { // tidy-alphabetical-start + /// Represents `#[rustc_allow_const_fn_unstable]`. AllowConstFnUnstable(ThinVec<Symbol>), + + /// Represents `#[allow_internal_unstable]`. AllowInternalUnstable(ThinVec<(Symbol, Span)>), + + /// Represents `#[rustc_default_body_unstable]`. BodyStability { stability: DefaultBodyStability, /// Span of the `#[rustc_default_body_unstable(...)]` attribute span: Span, }, + + /// Represents `#[rustc_confusables]`. Confusables { symbols: ThinVec<Symbol>, // FIXME(jdonszelmann): remove when target validation code is moved first_span: Span, }, + + /// Represents `#[rustc_const_stable]` and `#[rustc_const_unstable]`. ConstStability { stability: PartialConstStability, /// Span of the `#[rustc_const_stable(...)]` or `#[rustc_const_unstable(...)]` attribute span: Span, }, + + /// Represents `#[rustc_const_stable_indirect]`. ConstStabilityIndirect, - Deprecation { - deprecation: Deprecation, - span: Span, - }, - Diagnostic(DiagnosticAttribute), - DocComment { - style: AttrStyle, - kind: CommentKind, - span: Span, - comment: Symbol, - }, + + /// Represents [`#[deprecated]`](https://doc.rust-lang.org/stable/reference/attributes/diagnostics.html#the-deprecated-attribute). + Deprecation { deprecation: Deprecation, span: Span }, + + /// Represents [`#[doc]`](https://doc.rust-lang.org/stable/rustdoc/write-documentation/the-doc-attribute.html). + DocComment { style: AttrStyle, kind: CommentKind, span: Span, comment: Symbol }, + + /// Represents `#[rustc_macro_transparency]`. MacroTransparency(Transparency), + + /// Represents [`#[repr]`](https://doc.rust-lang.org/stable/reference/type-layout.html#representations). Repr(ThinVec<(ReprAttr, Span)>), + + /// Represents `#[stable]`, `#[unstable]` and `#[rustc_allowed_through_unstable_modules]`. Stability { stability: Stability, - /// Span of the `#[stable(...)]` or `#[unstable(...)]` attribute + /// Span of the attribute. span: Span, }, // tidy-alphabetical-end diff --git a/compiler/rustc_codegen_llvm/src/attributes.rs b/compiler/rustc_codegen_llvm/src/attributes.rs index 443c2eace55..27fd09745ff 100644 --- a/compiler/rustc_codegen_llvm/src/attributes.rs +++ b/compiler/rustc_codegen_llvm/src/attributes.rs @@ -5,6 +5,7 @@ use rustc_hir::def_id::DefId; use rustc_middle::middle::codegen_fn_attrs::{CodegenFnAttrFlags, PatchableFunctionEntry}; use rustc_middle::ty::{self, TyCtxt}; use rustc_session::config::{BranchProtection, FunctionReturn, OptLevel, PAuthKey, PacRet}; +use rustc_symbol_mangling::mangle_internal_symbol; use rustc_target::spec::{FramePointer, SanitizerSet, StackProbeType, StackProtector}; use smallvec::SmallVec; @@ -256,11 +257,11 @@ fn probestack_attr<'ll>(cx: &CodegenCx<'ll, '_>) -> Option<&'ll Attribute> { StackProbeType::Inline => "inline-asm", // Flag our internal `__rust_probestack` function as the stack probe symbol. // This is defined in the `compiler-builtins` crate for each architecture. - StackProbeType::Call => "__rust_probestack", + StackProbeType::Call => &mangle_internal_symbol(cx.tcx, "__rust_probestack"), // Pick from the two above based on the LLVM version. StackProbeType::InlineOrCall { min_llvm_version_for_inline } => { if llvm_util::get_version() < min_llvm_version_for_inline { - "__rust_probestack" + &mangle_internal_symbol(cx.tcx, "__rust_probestack") } else { "inline-asm" } diff --git a/compiler/rustc_const_eval/src/check_consts/check.rs b/compiler/rustc_const_eval/src/check_consts/check.rs index 9719d405259..4f252f3ccd4 100644 --- a/compiler/rustc_const_eval/src/check_consts/check.rs +++ b/compiler/rustc_const_eval/src/check_consts/check.rs @@ -356,10 +356,7 @@ impl<'mir, 'tcx> Checker<'mir, 'tcx> { hir::ConstContext::ConstFn => true, _ => { // For indirect places, we are not creating a new permanent borrow, it's just as - // transient as the already existing one. For reborrowing references this is handled - // at the top of `visit_rvalue`, but for raw pointers we handle it here. - // Pointers/references to `static mut` and cases where the `*` is not the first - // projection also end up here. + // transient as the already existing one. // Locals with StorageDead do not live beyond the evaluation and can // thus safely be borrowed without being able to be leaked to the final // value of the constant. diff --git a/compiler/rustc_const_eval/src/interpret/intern.rs b/compiler/rustc_const_eval/src/interpret/intern.rs index 1dd96297d1f..f0f958d069e 100644 --- a/compiler/rustc_const_eval/src/interpret/intern.rs +++ b/compiler/rustc_const_eval/src/interpret/intern.rs @@ -227,12 +227,11 @@ pub fn intern_const_alloc_recursive<'tcx, M: CompileTimeMachine<'tcx, const_eval // Keep interning as long as there are things to intern. // We show errors if there are dangling pointers, or mutable pointers in immutable contexts - // (i.e., everything except for `static mut`). When these errors affect references, it is - // unfortunate that we show these errors here and not during validation, since validation can - // show much nicer errors. However, we do need these checks to be run on all pointers, including - // raw pointers, so we cannot rely on validation to catch them -- and since interning runs - // before validation, and interning doesn't know the type of anything, this means we can't show - // better errors. Maybe we should consider doing validation before interning in the future. + // (i.e., everything except for `static mut`). We only return these errors as a `Result` + // so that the caller can run validation, and subsequently only report interning errors + // if validation fails. Validation has the better error messages so we prefer those, but + // interning has better coverage since it "sees" *all* pointers, including raw pointers and + // references stored in unions. while let Some(prov) = todo.pop() { trace!(?prov); let alloc_id = prov.alloc_id(); @@ -279,12 +278,12 @@ pub fn intern_const_alloc_recursive<'tcx, M: CompileTimeMachine<'tcx, const_eval // when there is memory there that someone might expect to be mutable, but we make it immutable. let dangling = !is_already_global && !ecx.memory.alloc_map.contains_key(&alloc_id); if !dangling { - // Found a mutable reference inside a const where inner allocations should be + // Found a mutable pointer inside a const where inner allocations should be // immutable. if !ecx.tcx.sess.opts.unstable_opts.unleash_the_miri_inside_of_you { span_bug!( ecx.tcx.span, - "the static const safety checks accepted mutable references they should not have accepted" + "the static const safety checks accepted a mutable pointer they should not have accepted" ); } // Prefer dangling pointer errors over mutable pointer errors diff --git a/compiler/rustc_expand/messages.ftl b/compiler/rustc_expand/messages.ftl index f26c7c1ba0b..08b7a362083 100644 --- a/compiler/rustc_expand/messages.ftl +++ b/compiler/rustc_expand/messages.ftl @@ -62,6 +62,7 @@ expand_feature_not_allowed = expand_feature_removed = feature has been removed .label = feature has been removed + .note = removed in {$removed_rustc_version} (you are using {$current_rustc_version}){$pull_note} .reason = {$reason} expand_glob_delegation_outside_impls = diff --git a/compiler/rustc_expand/src/config.rs b/compiler/rustc_expand/src/config.rs index c50ab5959e2..9a359e9b031 100644 --- a/compiler/rustc_expand/src/config.rs +++ b/compiler/rustc_expand/src/config.rs @@ -80,9 +80,20 @@ pub fn features(sess: &Session, krate_attrs: &[Attribute], crate_name: Symbol) - // If the enabled feature has been removed, issue an error. if let Some(f) = REMOVED_LANG_FEATURES.iter().find(|f| name == f.feature.name) { + let pull_note = if let Some(pull) = f.pull { + format!( + "; see <https://github.com/rust-lang/rust/pull/{}> for more information", + pull + ) + } else { + "".to_owned() + }; sess.dcx().emit_err(FeatureRemoved { span: mi.span(), reason: f.reason.map(|reason| FeatureRemovedReason { reason }), + removed_rustc_version: f.feature.since, + current_rustc_version: sess.cfg_version, + pull_note, }); continue; } diff --git a/compiler/rustc_expand/src/errors.rs b/compiler/rustc_expand/src/errors.rs index 89bdc7b6dfa..ec0af67c046 100644 --- a/compiler/rustc_expand/src/errors.rs +++ b/compiler/rustc_expand/src/errors.rs @@ -154,12 +154,16 @@ pub(crate) struct HelperAttributeNameInvalid { #[derive(Diagnostic)] #[diag(expand_feature_removed, code = E0557)] +#[note] pub(crate) struct FeatureRemoved<'a> { #[primary_span] #[label] pub span: Span, #[subdiagnostic] pub reason: Option<FeatureRemovedReason<'a>>, + pub removed_rustc_version: &'a str, + pub current_rustc_version: &'a str, + pub pull_note: String, } #[derive(Subdiagnostic)] diff --git a/compiler/rustc_feature/src/accepted.rs b/compiler/rustc_feature/src/accepted.rs index 10c5cb194f4..b1c185220f4 100644 --- a/compiler/rustc_feature/src/accepted.rs +++ b/compiler/rustc_feature/src/accepted.rs @@ -259,6 +259,8 @@ declare_features! ( /// Allows some increased flexibility in the name resolution rules, /// especially around globs and shadowing (RFC 1560). (accepted, item_like_imports, "1.15.0", Some(35120)), + // Allows using the `kl` and `widekl` target features and the associated intrinsics + (accepted, keylocker_x86, "CURRENT_RUSTC_VERSION", Some(134813)), /// Allows `'a: { break 'a; }`. (accepted, label_break_value, "1.65.0", Some(48594)), /// Allows `let...else` statements. diff --git a/compiler/rustc_feature/src/removed.rs b/compiler/rustc_feature/src/removed.rs index 013e1d5d0fa..9738f169595 100644 --- a/compiler/rustc_feature/src/removed.rs +++ b/compiler/rustc_feature/src/removed.rs @@ -1,5 +1,7 @@ //! List of the removed feature gates. +use std::num::{NonZero, NonZeroU32}; + use rustc_span::sym; use super::{Feature, to_nonzero}; @@ -7,11 +9,21 @@ use super::{Feature, to_nonzero}; pub struct RemovedFeature { pub feature: Feature, pub reason: Option<&'static str>, + pub pull: Option<NonZero<u32>>, +} + +macro_rules! opt_nonzero_u32 { + () => { + None + }; + ($val:expr) => { + Some(NonZeroU32::new($val).unwrap()) + }; } macro_rules! declare_features { ($( - $(#[doc = $doc:tt])* (removed, $feature:ident, $ver:expr, $issue:expr, $reason:expr), + $(#[doc = $doc:tt])* (removed, $feature:ident, $ver:expr, $issue:expr, $reason:expr $(, $pull:expr)?), )+) => { /// Formerly unstable features that have now been removed. pub static REMOVED_LANG_FEATURES: &[RemovedFeature] = &[ @@ -21,7 +33,8 @@ macro_rules! declare_features { since: $ver, issue: to_nonzero($issue), }, - reason: $reason + reason: $reason, + pull: opt_nonzero_u32!($($pull)?), }),+ ]; }; @@ -40,64 +53,64 @@ declare_features! ( // version they got originally added in.) /// Allows using the `amdgpu-kernel` ABI. - (removed, abi_amdgpu_kernel, "1.77.0", Some(51575), None), - (removed, advanced_slice_patterns, "1.0.0", Some(62254), - Some("merged into `#![feature(slice_patterns)]`")), + (removed, abi_amdgpu_kernel, "1.77.0", Some(51575), None, 120495), + (removed, advanced_slice_patterns, "1.42.0", Some(62254), + Some("merged into `#![feature(slice_patterns)]`"), 67712), (removed, allocator, "1.0.0", None, None), /// Allows a test to fail without failing the whole suite. - (removed, allow_fail, "1.19.0", Some(46488), Some("removed due to no clear use cases")), + (removed, allow_fail, "1.60.0", Some(46488), Some("removed due to no clear use cases"), 93416), (removed, await_macro, "1.38.0", Some(50547), - Some("subsumed by `.await` syntax")), + Some("subsumed by `.await` syntax"), 62293), /// Allows using the `box $expr` syntax. - (removed, box_syntax, "1.70.0", Some(49733), Some("replaced with `#[rustc_box]`")), + (removed, box_syntax, "1.70.0", Some(49733), Some("replaced with `#[rustc_box]`"), 108471), /// Allows capturing disjoint fields in a closure/coroutine (RFC 2229). - (removed, capture_disjoint_fields, "1.49.0", Some(53488), Some("stabilized in Rust 2021")), + (removed, capture_disjoint_fields, "1.69.0", Some(53488), Some("stabilized in Rust 2021"), 108550), /// Allows comparing raw pointers during const eval. (removed, const_compare_raw_pointers, "1.46.0", Some(53020), - Some("cannot be allowed in const eval in any meaningful way")), + Some("cannot be allowed in const eval in any meaningful way"), 73398), /// Allows limiting the evaluation steps of const expressions - (removed, const_eval_limit, "1.43.0", Some(67217), Some("removed the limit entirely")), + (removed, const_eval_limit, "1.72.0", Some(67217), Some("removed the limit entirely"), 103877), /// Allows non-trivial generic constants which have to be manually propagated upwards. - (removed, const_evaluatable_checked, "1.48.0", Some(76560), Some("renamed to `generic_const_exprs`")), + (removed, const_evaluatable_checked, "1.56.0", Some(76560), Some("renamed to `generic_const_exprs`"), 88369), /// Allows the definition of `const` functions with some advanced features. (removed, const_fn, "1.54.0", Some(57563), - Some("split into finer-grained feature gates")), + Some("split into finer-grained feature gates"), 85109), /// Allows const generic types (e.g. `struct Foo<const N: usize>(...);`). - (removed, const_generics, "1.34.0", Some(44580), - Some("removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`")), + (removed, const_generics, "1.56.0", Some(44580), + Some("removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`"), 88369), /// Allows `[x; N]` where `x` is a constant (RFC 2203). - (removed, const_in_array_repeat_expressions, "1.37.0", Some(49147), - Some("removed due to causing promotable bugs")), + (removed, const_in_array_repeat_expressions, "1.51.0", Some(49147), + Some("removed due to causing promotable bugs"), 80404), /// Allows casting raw pointers to `usize` during const eval. (removed, const_raw_ptr_to_usize_cast, "1.55.0", Some(51910), - Some("at compile-time, pointers do not have an integer value, so these casts cannot be properly supported")), + Some("at compile-time, pointers do not have an integer value, so these casts cannot be properly supported"), 87020), /// Allows `T: ?const Trait` syntax in bounds. - (removed, const_trait_bound_opt_out, "1.42.0", Some(67794), - Some("Removed in favor of `~const` bound in #![feature(const_trait_impl)]")), + (removed, const_trait_bound_opt_out, "1.56.0", Some(67794), + Some("Removed in favor of `~const` bound in #![feature(const_trait_impl)]"), 88328), /// Allows using `crate` as visibility modifier, synonymous with `pub(crate)`. - (removed, crate_visibility_modifier, "1.63.0", Some(53120), Some("removed in favor of `pub(crate)`")), + (removed, crate_visibility_modifier, "1.63.0", Some(53120), Some("removed in favor of `pub(crate)`"), 97254), /// Allows using custom attributes (RFC 572). (removed, custom_attribute, "1.0.0", Some(29642), - Some("removed in favor of `#![register_tool]` and `#![register_attr]`")), + Some("removed in favor of `#![register_tool]` and `#![register_attr]`"), 66070), /// Allows the use of `#[derive(Anything)]` as sugar for `#[derive_Anything]`. (removed, custom_derive, "1.32.0", Some(29644), Some("subsumed by `#[proc_macro_derive]`")), /// Allows default type parameters to influence type inference. (removed, default_type_parameter_fallback, "1.82.0", Some(27336), - Some("never properly implemented; requires significant design work")), + Some("never properly implemented; requires significant design work"), 127655), /// Allows deriving traits as per `SmartPointer` specification - (removed, derive_smart_pointer, "1.79.0", Some(123430), Some("replaced by `CoercePointee`")), + (removed, derive_smart_pointer, "1.84.0", Some(123430), Some("replaced by `CoercePointee`"), 131284), /// Allows using `#[doc(keyword = "...")]`. - (removed, doc_keyword, "1.28.0", Some(51315), - Some("merged into `#![feature(rustdoc_internals)]`")), + (removed, doc_keyword, "1.58.0", Some(51315), + Some("merged into `#![feature(rustdoc_internals)]`"), 90420), /// Allows using `doc(primitive)` without a future-incompat warning. - (removed, doc_primitive, "1.56.0", Some(88070), - Some("merged into `#![feature(rustdoc_internals)]`")), + (removed, doc_primitive, "1.58.0", Some(88070), + Some("merged into `#![feature(rustdoc_internals)]`"), 90420), /// Allows `#[doc(spotlight)]`. /// The attribute was renamed to `#[doc(notable_trait)]` /// and the feature to `doc_notable_trait`. - (removed, doc_spotlight, "1.22.0", Some(45040), - Some("renamed to `doc_notable_trait`")), + (removed, doc_spotlight, "1.53.0", Some(45040), + Some("renamed to `doc_notable_trait`"), 80965), /// Allows using `#[unsafe_destructor_blind_to_params]` (RFC 1238). (removed, dropck_parametricity, "1.38.0", Some(28498), None), /// Allows making `dyn Trait` well-formed even if `Trait` is not dyn compatible[^1]. @@ -107,161 +120,162 @@ declare_features! ( /// Renamed from `object_safe_for_dispatch`. /// /// [^1]: Formerly known as "object safe". - (removed, dyn_compatible_for_dispatch, "1.83.0", Some(43561), - Some("removed, not used heavily and represented additional complexity in dyn compatibility")), + (removed, dyn_compatible_for_dispatch, "1.87.0", Some(43561), + Some("removed, not used heavily and represented additional complexity in dyn compatibility"), 136522), /// Uses generic effect parameters for ~const bounds (removed, effects, "1.84.0", Some(102090), - Some("removed, redundant with `#![feature(const_trait_impl)]`")), + Some("removed, redundant with `#![feature(const_trait_impl)]`"), 132479), /// Allows defining `existential type`s. (removed, existential_type, "1.38.0", Some(63063), Some("removed in favor of `#![feature(type_alias_impl_trait)]`")), /// Paths of the form: `extern::foo::bar` (removed, extern_in_paths, "1.33.0", Some(55600), - Some("subsumed by `::foo::bar` paths")), + Some("subsumed by `::foo::bar` paths"), 57572), /// Allows `#[doc(include = "some-file")]`. (removed, external_doc, "1.54.0", Some(44732), - Some("use #[doc = include_str!(\"filename\")] instead, which handles macro invocations")), + Some("use #[doc = include_str!(\"filename\")] instead, which handles macro invocations"), 85457), /// Allows using `#[ffi_returns_twice]` on foreign functions. (removed, ffi_returns_twice, "1.78.0", Some(58314), - Some("being investigated by the ffi-unwind project group")), + Some("being investigated by the ffi-unwind project group"), 120502), /// Allows generators to be cloned. - (removed, generator_clone, "1.65.0", Some(95360), Some("renamed to `coroutine_clone`")), + (removed, generator_clone, "1.75.0", Some(95360), Some("renamed to `coroutine_clone`"), 116958), /// Allows defining generators. - (removed, generators, "1.21.0", Some(43122), Some("renamed to `coroutines`")), + (removed, generators, "1.75.0", Some(43122), Some("renamed to `coroutines`"), 116958), /// An extension to the `generic_associated_types` feature, allowing incomplete features. (removed, generic_associated_types_extended, "1.85.0", Some(95451), Some( "feature needs overhaul and reimplementation pending \ better implied higher-ranked implied bounds support" - ) + ), + 133768 ), (removed, import_shadowing, "1.0.0", None, None), /// Allows in-band quantification of lifetime bindings (e.g., `fn foo(x: &'a u8) -> &'a u8`). - (removed, in_band_lifetimes, "1.23.0", Some(44524), - Some("removed due to unsolved ergonomic questions and added lifetime resolution complexity")), + (removed, in_band_lifetimes, "1.61.0", Some(44524), + Some("removed due to unsolved ergonomic questions and added lifetime resolution complexity"), 93845), /// Allows inferring `'static` outlives requirements (RFC 2093). (removed, infer_static_outlives_requirements, "1.63.0", Some(54185), - Some("removed as it caused some confusion and discussion was inactive for years")), + Some("removed as it caused some confusion and discussion was inactive for years"), 97875), /// Allow anonymous constants from an inline `const` block in pattern position (removed, inline_const_pat, "1.88.0", Some(76001), - Some("removed due to implementation concerns as it requires significant refactorings")), + Some("removed due to implementation concerns as it requires significant refactorings"), 138492), /// Lazily evaluate constants. This allows constants to depend on type parameters. - (removed, lazy_normalization_consts, "1.46.0", Some(72219), Some("superseded by `generic_const_exprs`")), + (removed, lazy_normalization_consts, "1.56.0", Some(72219), Some("superseded by `generic_const_exprs`"), 88369), /// Changes `impl Trait` to capture all lifetimes in scope. - (removed, lifetime_capture_rules_2024, "1.76.0", None, Some("unnecessary -- use edition 2024 instead")), + (removed, lifetime_capture_rules_2024, "1.87.0", None, Some("unnecessary -- use edition 2024 instead"), 136787), /// Allows using the `#[link_args]` attribute. (removed, link_args, "1.53.0", Some(29596), Some("removed in favor of using `-C link-arg=ARG` on command line, \ - which is available from cargo build scripts with `cargo:rustc-link-arg` now")), + which is available from cargo build scripts with `cargo:rustc-link-arg` now"), 83820), (removed, macro_reexport, "1.0.0", Some(29638), - Some("subsumed by `pub use`")), + Some("subsumed by `pub use`"), 49982), /// Allows using `#[main]` to replace the entrypoint `#[lang = "start"]` calls. - (removed, main, "1.53.0", Some(29634), None), + (removed, main, "1.53.0", Some(29634), None, 84217), (removed, managed_boxes, "1.0.0", None, None), /// Allows the use of type alias impl trait in function return positions (removed, min_type_alias_impl_trait, "1.56.0", Some(63063), - Some("removed in favor of full type_alias_impl_trait")), + Some("removed in favor of full type_alias_impl_trait"), 87564), /// Make `mut` not reset the binding mode on edition >= 2024. - (removed, mut_preserve_binding_mode_2024, "1.79.0", Some(123076), Some("superseded by `ref_pat_eat_one_layer_2024`")), + (removed, mut_preserve_binding_mode_2024, "1.80.0", Some(123076), Some("superseded by `ref_pat_eat_one_layer_2024`"), 125168), (removed, needs_allocator, "1.4.0", Some(27389), Some("subsumed by `#![feature(allocator_internals)]`")), /// Allows use of unary negate on unsigned integers, e.g., -e for e: u8 (removed, negate_unsigned, "1.0.0", Some(29645), None), /// Allows `#[no_coverage]` on functions. /// The feature was renamed to `coverage_attribute` and the attribute to `#[coverage(on|off)]` - (removed, no_coverage, "1.74.0", Some(84605), Some("renamed to `coverage_attribute`")), + (removed, no_coverage, "1.74.0", Some(84605), Some("renamed to `coverage_attribute`"), 114656), /// Allows `#[no_debug]`. - (removed, no_debug, "1.43.0", Some(29721), Some("removed due to lack of demand")), + (removed, no_debug, "1.43.0", Some(29721), Some("removed due to lack of demand"), 69667), /// Note: this feature was previously recorded in a separate /// `STABLE_REMOVED` list because it, uniquely, was once stable but was /// then removed. But there was no utility storing it separately, so now /// it's in this list. - (removed, no_stack_check, "1.0.0", None, None), + (removed, no_stack_check, "1.0.0", None, None, 40110), /// Allows making `dyn Trait` well-formed even if `Trait` is not dyn compatible (object safe). /// Renamed to `dyn_compatible_for_dispatch`. (removed, object_safe_for_dispatch, "1.83.0", Some(43561), - Some("renamed to `dyn_compatible_for_dispatch`")), + Some("renamed to `dyn_compatible_for_dispatch`"), 131511), /// Allows using `#[on_unimplemented(..)]` on traits. /// (Moved to `rustc_attrs`.) - (removed, on_unimplemented, "1.40.0", None, None), + (removed, on_unimplemented, "1.40.0", None, None, 65794), /// A way to temporarily opt out of opt-in copy. This will *never* be accepted. - (removed, opt_out_copy, "1.0.0", None, None), + (removed, opt_out_copy, "1.0.0", None, None, 20740), /// Allows features specific to OIBIT (now called auto traits). /// Renamed to `auto_traits`. - (removed, optin_builtin_traits, "1.0.0", Some(13231), - Some("renamed to `auto_traits`")), + (removed, optin_builtin_traits, "1.50.0", Some(13231), + Some("renamed to `auto_traits`"), 79336), /// Allows overlapping impls of marker traits. (removed, overlapping_marker_traits, "1.42.0", Some(29864), - Some("removed in favor of `#![feature(marker_trait_attr)]`")), + Some("removed in favor of `#![feature(marker_trait_attr)]`"), 68544), (removed, panic_implementation, "1.28.0", Some(44489), - Some("subsumed by `#[panic_handler]`")), + Some("subsumed by `#[panic_handler]`"), 53619), /// Allows `extern "platform-intrinsic" { ... }`. - (removed, platform_intrinsics, "1.4.0", Some(27731), - Some("SIMD intrinsics use the regular intrinsics ABI now")), + (removed, platform_intrinsics, "1.78.0", Some(27731), + Some("SIMD intrinsics use the regular intrinsics ABI now"), 121516), /// Allows using `#![plugin(myplugin)]`. (removed, plugin, "1.75.0", Some(29597), - Some("plugins are no longer supported")), + Some("plugins are no longer supported"), 116412), /// Allows using `#[plugin_registrar]` on functions. - (removed, plugin_registrar, "1.54.0", Some(29597), - Some("plugins are no longer supported")), + (removed, plugin_registrar, "1.75.0", Some(29597), + Some("plugins are no longer supported"), 116412), /// Allows exhaustive integer pattern matching with `usize::MAX`/`isize::MIN`/`isize::MAX`. - (removed, precise_pointer_size_matching, "1.32.0", Some(56354), - Some("removed in favor of half-open ranges")), + (removed, precise_pointer_size_matching, "1.76.0", Some(56354), + Some("removed in favor of half-open ranges"), 118598), (removed, pref_align_of, "CURRENT_RUSTC_VERSION", Some(91971), Some("removed due to marginal use and inducing compiler complications")), (removed, proc_macro_expr, "1.27.0", Some(54727), - Some("subsumed by `#![feature(proc_macro_hygiene)]`")), + Some("subsumed by `#![feature(proc_macro_hygiene)]`"), 52121), (removed, proc_macro_gen, "1.27.0", Some(54727), - Some("subsumed by `#![feature(proc_macro_hygiene)]`")), + Some("subsumed by `#![feature(proc_macro_hygiene)]`"), 52121), (removed, proc_macro_mod, "1.27.0", Some(54727), - Some("subsumed by `#![feature(proc_macro_hygiene)]`")), + Some("subsumed by `#![feature(proc_macro_hygiene)]`"), 52121), (removed, proc_macro_non_items, "1.27.0", Some(54727), - Some("subsumed by `#![feature(proc_macro_hygiene)]`")), + Some("subsumed by `#![feature(proc_macro_hygiene)]`"), 52121), (removed, pub_macro_rules, "1.53.0", Some(78855), Some("removed due to being incomplete, in particular it does not work across crates")), (removed, pushpop_unsafe, "1.2.0", None, None), (removed, quad_precision_float, "1.0.0", None, None), (removed, quote, "1.33.0", Some(29601), None), - (removed, ref_pat_everywhere, "1.79.0", Some(123076), Some("superseded by `ref_pat_eat_one_layer_2024")), + (removed, ref_pat_everywhere, "1.80.0", Some(123076), Some("superseded by `ref_pat_eat_one_layer_2024"), 125168), (removed, reflect, "1.0.0", Some(27749), None), /// Allows using the `#[register_attr]` attribute. (removed, register_attr, "1.65.0", Some(66080), - Some("removed in favor of `#![register_tool]`")), + Some("removed in favor of `#![register_tool]`"), 66070), (removed, rust_2018_preview, "1.76.0", None, Some("2018 Edition preview is no longer relevant")), /// Allows using the macros: /// + `__diagnostic_used` /// + `__register_diagnostic` /// +`__build_diagnostic_array` - (removed, rustc_diagnostic_macros, "1.38.0", None, None), + (removed, rustc_diagnostic_macros, "1.38.0", None, None, 64139), /// Allows identifying crates that contain sanitizer runtimes. - (removed, sanitizer_runtime, "1.17.0", None, None), + (removed, sanitizer_runtime, "1.17.0", None, None, 65241), (removed, simd, "1.0.0", Some(27731), Some("removed in favor of `#[repr(simd)]`")), /// Allows using `#[start]` on a function indicating that it is the program entrypoint. - (removed, start, "1.0.0", Some(29633), Some("not portable enough and never RFC'd")), + (removed, start, "1.86.0", Some(29633), Some("not portable enough and never RFC'd"), 134299), /// Allows `#[link(kind = "static-nobundle", ...)]`. - (removed, static_nobundle, "1.16.0", Some(37403), - Some(r#"subsumed by `#[link(kind = "static", modifiers = "-bundle", ...)]`"#)), + (removed, static_nobundle, "1.63.0", Some(37403), + Some(r#"subsumed by `#[link(kind = "static", modifiers = "-bundle", ...)]`"#), 95818), (removed, struct_inherit, "1.0.0", None, None), (removed, test_removed_feature, "1.0.0", None, None), /// Allows using items which are missing stability attributes (removed, unmarked_api, "1.0.0", None, None), /// Allows unnamed fields of struct and union type - (removed, unnamed_fields, "1.83.0", Some(49804), Some("feature needs redesign")), + (removed, unnamed_fields, "1.83.0", Some(49804), Some("feature needs redesign"), 131045), (removed, unsafe_no_drop_flag, "1.0.0", None, None), (removed, unsized_tuple_coercion, "1.87.0", Some(42877), - Some("The feature restricts possible layouts for tuples, and this restriction is not worth it.")), + Some("The feature restricts possible layouts for tuples, and this restriction is not worth it."), 137728), /// Allows `union` fields that don't implement `Copy` as long as they don't have any drop glue. - (removed, untagged_unions, "1.13.0", Some(55149), - Some("unions with `Copy` and `ManuallyDrop` fields are stable; there is no intent to stabilize more")), + (removed, untagged_unions, "1.64.0", Some(55149), + Some("unions with `Copy` and `ManuallyDrop` fields are stable; there is no intent to stabilize more"), 97995), /// Allows `#[unwind(..)]`. /// /// Permits specifying whether a function should permit unwinding or abort on unwind. - (removed, unwind_attributes, "1.56.0", Some(58760), Some("use the C-unwind ABI instead")), + (removed, unwind_attributes, "1.56.0", Some(58760), Some("use the C-unwind ABI instead"), 86155), (removed, visible_private_types, "1.0.0", None, None), /// Allows `extern "wasm" fn` (removed, wasm_abi, "1.81.0", Some(83788), - Some("non-standard wasm ABI is no longer supported")), + Some("non-standard wasm ABI is no longer supported"), 127605), // !!!! !!!! !!!! !!!! !!!! !!!! !!!! !!!! !!!! !!!! !!!! // Features are listed in alphabetical order. Tidy will fail if you don't keep it this way. // !!!! !!!! !!!! !!!! !!!! !!!! !!!! !!!! !!!! !!!! !!!! diff --git a/compiler/rustc_feature/src/unstable.rs b/compiler/rustc_feature/src/unstable.rs index 9447deeecbb..594021d78d2 100644 --- a/compiler/rustc_feature/src/unstable.rs +++ b/compiler/rustc_feature/src/unstable.rs @@ -546,8 +546,6 @@ declare_features! ( (incomplete, inherent_associated_types, "1.52.0", Some(8995)), /// Allows using `pointer` and `reference` in intra-doc links (unstable, intra_doc_pointers, "1.51.0", Some(80896)), - // Allows using the `kl` and `widekl` target features and the associated intrinsics - (unstable, keylocker_x86, "1.86.0", Some(134813)), // Allows setting the threshold for the `large_assignments` lint. (unstable, large_assignments, "1.52.0", Some(83518)), /// Allow to have type alias types for inter-crate use. diff --git a/compiler/rustc_hir_analysis/src/check/check.rs b/compiler/rustc_hir_analysis/src/check/check.rs index 064b42413f0..60ca0155bdd 100644 --- a/compiler/rustc_hir_analysis/src/check/check.rs +++ b/compiler/rustc_hir_analysis/src/check/check.rs @@ -37,22 +37,23 @@ use {rustc_attr_data_structures as attrs, rustc_hir as hir}; use super::compare_impl_item::check_type_bounds; use super::*; +fn add_abi_diag_help<T: EmissionGuarantee>(abi: ExternAbi, diag: &mut Diag<'_, T>) { + if let ExternAbi::Cdecl { unwind } = abi { + let c_abi = ExternAbi::C { unwind }; + diag.help(format!("use `extern {c_abi}` instead",)); + } else if let ExternAbi::Stdcall { unwind } = abi { + let c_abi = ExternAbi::C { unwind }; + let system_abi = ExternAbi::System { unwind }; + diag.help(format!( + "if you need `extern {abi}` on win32 and `extern {c_abi}` everywhere else, \ + use `extern {system_abi}`" + )); + } +} + pub fn check_abi(tcx: TyCtxt<'_>, hir_id: hir::HirId, span: Span, abi: ExternAbi) { // FIXME: this should be checked earlier, e.g. in `rustc_ast_lowering`, to fix // things like #86232. - fn add_help<T: EmissionGuarantee>(abi: ExternAbi, diag: &mut Diag<'_, T>) { - if let ExternAbi::Cdecl { unwind } = abi { - let c_abi = ExternAbi::C { unwind }; - diag.help(format!("use `extern {c_abi}` instead",)); - } else if let ExternAbi::Stdcall { unwind } = abi { - let c_abi = ExternAbi::C { unwind }; - let system_abi = ExternAbi::System { unwind }; - diag.help(format!( - "if you need `extern {abi}` on win32 and `extern {c_abi}` everywhere else, \ - use `extern {system_abi}`" - )); - } - } match AbiMap::from_target(&tcx.sess.target).canonize_abi(abi, false) { AbiMapping::Direct(..) => (), @@ -63,13 +64,13 @@ pub fn check_abi(tcx: TyCtxt<'_>, hir_id: hir::HirId, span: Span, abi: ExternAbi E0570, "`{abi}` is not a supported ABI for the current target", ); - add_help(abi, &mut err); + add_abi_diag_help(abi, &mut err); err.emit(); } AbiMapping::Deprecated(..) => { tcx.node_span_lint(UNSUPPORTED_CALLING_CONVENTIONS, hir_id, span, |lint| { lint.primary_message("use of calling convention not supported on this target"); - add_help(abi, lint); + add_abi_diag_help(abi, lint); }); } } @@ -80,7 +81,16 @@ pub fn check_abi_fn_ptr(tcx: TyCtxt<'_>, hir_id: hir::HirId, span: Span, abi: Ex // in `check_abi` above. match AbiMap::from_target(&tcx.sess.target).canonize_abi(abi, false) { AbiMapping::Direct(..) => (), - AbiMapping::Deprecated(..) | AbiMapping::Invalid => { + // This is not a redundant match arm: these ABIs started linting after introducing + // UNSUPPORTED_FN_PTR_CALLING_CONVENTIONS already existed and we want to + // avoid expanding the scope of that lint so it can move to a hard error sooner. + AbiMapping::Deprecated(..) => { + tcx.node_span_lint(UNSUPPORTED_CALLING_CONVENTIONS, hir_id, span, |lint| { + lint.primary_message("use of calling convention not supported on this target"); + add_abi_diag_help(abi, lint); + }); + } + AbiMapping::Invalid => { tcx.node_span_lint(UNSUPPORTED_FN_PTR_CALLING_CONVENTIONS, hir_id, span, |lint| { lint.primary_message(format!( "the calling convention {abi} is not supported on this target" diff --git a/compiler/rustc_middle/src/mir/syntax.rs b/compiler/rustc_middle/src/mir/syntax.rs index bb068f3821d..f2f975a6968 100644 --- a/compiler/rustc_middle/src/mir/syntax.rs +++ b/compiler/rustc_middle/src/mir/syntax.rs @@ -1531,8 +1531,6 @@ pub enum CastKind { /// /// MIR is well-formed if the input and output types have different sizes, /// but running a transmute between differently-sized types is UB. - /// - /// Allowed only in [`MirPhase::Runtime`]; Earlier it's a [`TerminatorKind::Call`]. Transmute, } diff --git a/compiler/rustc_mir_transform/src/validate.rs b/compiler/rustc_mir_transform/src/validate.rs index fd91508cc11..7dcdd7999f2 100644 --- a/compiler/rustc_mir_transform/src/validate.rs +++ b/compiler/rustc_mir_transform/src/validate.rs @@ -1308,37 +1308,27 @@ impl<'a, 'tcx> Visitor<'tcx> for TypeChecker<'a, 'tcx> { } } CastKind::Transmute => { - if let MirPhase::Runtime(..) = self.body.phase { - // Unlike `mem::transmute`, a MIR `Transmute` is well-formed - // for any two `Sized` types, just potentially UB to run. - - if !self - .tcx - .normalize_erasing_regions(self.typing_env, op_ty) - .is_sized(self.tcx, self.typing_env) - { - self.fail( - location, - format!("Cannot transmute from non-`Sized` type {op_ty}"), - ); - } - if !self - .tcx - .normalize_erasing_regions(self.typing_env, *target_type) - .is_sized(self.tcx, self.typing_env) - { - self.fail( - location, - format!("Cannot transmute to non-`Sized` type {target_type:?}"), - ); - } - } else { + // Unlike `mem::transmute`, a MIR `Transmute` is well-formed + // for any two `Sized` types, just potentially UB to run. + + if !self + .tcx + .normalize_erasing_regions(self.typing_env, op_ty) + .is_sized(self.tcx, self.typing_env) + { self.fail( location, - format!( - "Transmute is not supported in non-runtime phase {:?}.", - self.body.phase - ), + format!("Cannot transmute from non-`Sized` type {op_ty}"), + ); + } + if !self + .tcx + .normalize_erasing_regions(self.typing_env, *target_type) + .is_sized(self.tcx, self.typing_env) + { + self.fail( + location, + format!("Cannot transmute to non-`Sized` type {target_type:?}"), ); } } diff --git a/compiler/rustc_passes/src/check_attr.rs b/compiler/rustc_passes/src/check_attr.rs index dc29b03083f..4e2be8ff0b8 100644 --- a/compiler/rustc_passes/src/check_attr.rs +++ b/compiler/rustc_passes/src/check_attr.rs @@ -132,7 +132,22 @@ impl<'tcx> CheckAttrVisitor<'tcx> { target, attrs, ), - _ => { + Attribute::Parsed(AttributeKind::AllowConstFnUnstable { .. }) => { + self.check_rustc_allow_const_fn_unstable(hir_id, attr, span, target) + } + Attribute::Parsed(AttributeKind::Deprecation { .. }) => { + self.check_deprecated(hir_id, attr, span, target) + } + Attribute::Parsed(AttributeKind::DocComment { .. }) => { /* `#[doc]` is actually a lot more than just doc comments, so is checked below*/ + } + Attribute::Parsed(AttributeKind::Repr(_)) => { /* handled below this loop and elsewhere */ + } + Attribute::Parsed( + AttributeKind::BodyStability { .. } + | AttributeKind::ConstStabilityIndirect + | AttributeKind::MacroTransparency(_), + ) => { /* do nothing */ } + Attribute::Unparsed(_) => { match attr.path().as_slice() { [sym::diagnostic, sym::do_not_recommend, ..] => { self.check_do_not_recommend(attr.span(), hir_id, target, attr, item) @@ -169,9 +184,6 @@ impl<'tcx> CheckAttrVisitor<'tcx> { self.check_rustc_layout_scalar_valid_range(attr, span, target) } [sym::debugger_visualizer, ..] => self.check_debugger_visualizer(attr, target), - [sym::rustc_allow_const_fn_unstable, ..] => { - self.check_rustc_allow_const_fn_unstable(hir_id, attr, span, target) - } [sym::rustc_std_internal_symbol, ..] => { self.check_rustc_std_internal_symbol(attr, span, target) } @@ -229,7 +241,6 @@ impl<'tcx> CheckAttrVisitor<'tcx> { [sym::link_name, ..] => self.check_link_name(hir_id, attr, span, target), [sym::link_section, ..] => self.check_link_section(hir_id, attr, span, target), [sym::no_mangle, ..] => self.check_no_mangle(hir_id, attr, span, target), - [sym::deprecated, ..] => self.check_deprecated(hir_id, attr, span, target), [sym::macro_use, ..] | [sym::macro_escape, ..] => { self.check_macro_use(hir_id, attr, target) } @@ -283,7 +294,6 @@ impl<'tcx> CheckAttrVisitor<'tcx> { | sym::pointee // FIXME(derive_coerce_pointee) | sym::omit_gdb_pretty_printer_section // FIXME(omit_gdb_pretty_printer_section) | sym::used // handled elsewhere to restrict to static items - | sym::repr // handled elsewhere to restrict to type decls items | sym::instruction_set // broken on stable!!! | sym::windows_subsystem // broken on stable!!! | sym::patchable_function_entry // FIXME(patchable_function_entry) diff --git a/compiler/rustc_target/src/target_features.rs b/compiler/rustc_target/src/target_features.rs index d48a599f544..5d1182fce48 100644 --- a/compiler/rustc_target/src/target_features.rs +++ b/compiler/rustc_target/src/target_features.rs @@ -443,7 +443,7 @@ static X86_FEATURES: &[(&str, Stability, ImpliedFeatures)] = &[ ("fma", Stable, &["avx"]), ("fxsr", Stable, &[]), ("gfni", Stable, &["sse2"]), - ("kl", Unstable(sym::keylocker_x86), &["sse2"]), + ("kl", Stable, &["sse2"]), ("lahfsahf", Unstable(sym::lahfsahf_target_feature), &[]), ("lzcnt", Stable, &[]), ("movbe", Stable, &[]), @@ -471,7 +471,7 @@ static X86_FEATURES: &[(&str, Stability, ImpliedFeatures)] = &[ ("tbm", Unstable(sym::tbm_target_feature), &[]), ("vaes", Stable, &["avx2", "aes"]), ("vpclmulqdq", Stable, &["avx", "pclmulqdq"]), - ("widekl", Unstable(sym::keylocker_x86), &["kl"]), + ("widekl", Stable, &["kl"]), ("x87", Unstable(sym::x87_target_feature), &[]), ("xop", Unstable(sym::xop_target_feature), &[/*"fma4", */ "avx", "sse4a"]), ("xsave", Stable, &[]), diff --git a/library/compiler-builtins/compiler-builtins/src/lib.rs b/library/compiler-builtins/compiler-builtins/src/lib.rs index 6a6b28067e8..6549d4cef9e 100644 --- a/library/compiler-builtins/compiler-builtins/src/lib.rs +++ b/library/compiler-builtins/compiler-builtins/src/lib.rs @@ -8,6 +8,7 @@ #![feature(linkage)] #![feature(naked_functions)] #![feature(repr_simd)] +#![feature(rustc_attrs)] #![cfg_attr(f16_enabled, feature(f16))] #![cfg_attr(f128_enabled, feature(f128))] #![no_builtins] diff --git a/library/compiler-builtins/compiler-builtins/src/probestack.rs b/library/compiler-builtins/compiler-builtins/src/probestack.rs index c9070cf55c6..1441fd73b8d 100644 --- a/library/compiler-builtins/compiler-builtins/src/probestack.rs +++ b/library/compiler-builtins/compiler-builtins/src/probestack.rs @@ -49,304 +49,198 @@ // We only define stack probing for these architectures today. #![cfg(any(target_arch = "x86_64", target_arch = "x86"))] -// SAFETY: defined in this module. -// FIXME(extern_custom): the ABI is not correct. -unsafe extern "C" { - pub fn __rust_probestack(); -} - -// A wrapper for our implementation of __rust_probestack, which allows us to -// keep the assembly inline while controlling all CFI directives in the assembly -// emitted for the function. -// -// This is the ELF version. -#[cfg(not(any(target_vendor = "apple", target_os = "uefi")))] -macro_rules! define_rust_probestack { - ($body: expr) => { - concat!( - " - .pushsection .text.__rust_probestack - .globl __rust_probestack - .type __rust_probestack, @function - .hidden __rust_probestack - __rust_probestack: - ", - $body, - " - .size __rust_probestack, . - __rust_probestack - .popsection - " - ) - }; -} - -#[cfg(all(target_os = "uefi", target_arch = "x86_64"))] -macro_rules! define_rust_probestack { - ($body: expr) => { - concat!( - " - .globl __rust_probestack - __rust_probestack: - ", - $body - ) - }; -} - -// Same as above, but for Mach-O. Note that the triple underscore -// is deliberate -#[cfg(target_vendor = "apple")] -macro_rules! define_rust_probestack { - ($body: expr) => { - concat!( - " - .globl ___rust_probestack - ___rust_probestack: - ", - $body - ) - }; -} - -// In UEFI x86 arch, triple underscore is deliberate. -#[cfg(all(target_os = "uefi", target_arch = "x86"))] -macro_rules! define_rust_probestack { - ($body: expr) => { - concat!( - " - .globl ___rust_probestack - ___rust_probestack: - ", - $body - ) - }; -} - // Our goal here is to touch each page between %rsp+8 and %rsp+8-%rax, // ensuring that if any pages are unmapped we'll make a page fault. // +// FIXME(abi_custom): This function is unsafe because it uses a custom ABI, +// it does not actually match `extern "C"`. +// // The ABI here is that the stack frame size is located in `%rax`. Upon // return we're not supposed to modify `%rsp` or `%rax`. -// -// Any changes to this function should be replicated to the SGX version below. -#[cfg(all( - target_arch = "x86_64", - not(all(target_env = "sgx", target_vendor = "fortanix")) -))] -core::arch::global_asm!( - define_rust_probestack!( - " - .cfi_startproc - pushq %rbp - .cfi_adjust_cfa_offset 8 - .cfi_offset %rbp, -16 - movq %rsp, %rbp - .cfi_def_cfa_register %rbp - - mov %rax,%r11 // duplicate %rax as we're clobbering %r11 - - // Main loop, taken in one page increments. We're decrementing rsp by - // a page each time until there's less than a page remaining. We're - // guaranteed that this function isn't called unless there's more than a - // page needed. - // - // Note that we're also testing against `8(%rsp)` to account for the 8 - // bytes pushed on the stack orginally with our return address. Using - // `8(%rsp)` simulates us testing the stack pointer in the caller's - // context. - - // It's usually called when %rax >= 0x1000, but that's not always true. - // Dynamic stack allocation, which is needed to implement unsized - // rvalues, triggers stackprobe even if %rax < 0x1000. - // Thus we have to check %r11 first to avoid segfault. - cmp $0x1000,%r11 - jna 3f -2: - sub $0x1000,%rsp - test %rsp,8(%rsp) - sub $0x1000,%r11 - cmp $0x1000,%r11 - ja 2b - -3: - // Finish up the last remaining stack space requested, getting the last - // bits out of r11 - sub %r11,%rsp - test %rsp,8(%rsp) - - // Restore the stack pointer to what it previously was when entering - // this function. The caller will readjust the stack pointer after we - // return. - add %rax,%rsp - - leave - .cfi_def_cfa_register %rsp - .cfi_adjust_cfa_offset -8 - ret - .cfi_endproc - " - ), - options(att_syntax) -); +#[cfg(target_arch = "x86_64")] +#[unsafe(naked)] +#[rustc_std_internal_symbol] +pub unsafe extern "C" fn __rust_probestack() { + #[cfg(not(all(target_env = "sgx", target_vendor = "fortanix")))] + macro_rules! ret { + () => { + "ret" + }; + } + + #[cfg(all(target_env = "sgx", target_vendor = "fortanix"))] + macro_rules! ret { + // for this target, [manually patch for LVI]. + // + // [manually patch for LVI]: https://software.intel.com/security-software-guidance/insights/deep-dive-load-value-injection#specialinstructions + () => { + " + pop %r11 + lfence + jmp *%r11 + " + }; + } -// This function is the same as above, except that some instructions are -// [manually patched for LVI]. -// -// [manually patched for LVI]: https://software.intel.com/security-software-guidance/insights/deep-dive-load-value-injection#specialinstructions -#[cfg(all( - target_arch = "x86_64", - all(target_env = "sgx", target_vendor = "fortanix") -))] -core::arch::global_asm!( - define_rust_probestack!( + core::arch::naked_asm!( " - .cfi_startproc - pushq %rbp - .cfi_adjust_cfa_offset 8 - .cfi_offset %rbp, -16 - movq %rsp, %rbp - .cfi_def_cfa_register %rbp - - mov %rax,%r11 // duplicate %rax as we're clobbering %r11 - - // Main loop, taken in one page increments. We're decrementing rsp by - // a page each time until there's less than a page remaining. We're - // guaranteed that this function isn't called unless there's more than a - // page needed. - // - // Note that we're also testing against `8(%rsp)` to account for the 8 - // bytes pushed on the stack orginally with our return address. Using - // `8(%rsp)` simulates us testing the stack pointer in the caller's - // context. - - // It's usually called when %rax >= 0x1000, but that's not always true. - // Dynamic stack allocation, which is needed to implement unsized - // rvalues, triggers stackprobe even if %rax < 0x1000. - // Thus we have to check %r11 first to avoid segfault. - cmp $0x1000,%r11 - jna 3f -2: - sub $0x1000,%rsp - test %rsp,8(%rsp) - sub $0x1000,%r11 - cmp $0x1000,%r11 - ja 2b - -3: - // Finish up the last remaining stack space requested, getting the last - // bits out of r11 - sub %r11,%rsp - test %rsp,8(%rsp) - - // Restore the stack pointer to what it previously was when entering - // this function. The caller will readjust the stack pointer after we - // return. - add %rax,%rsp - - leave - .cfi_def_cfa_register %rsp - .cfi_adjust_cfa_offset -8 - pop %r11 - lfence - jmp *%r11 - .cfi_endproc - " - ), - options(att_syntax) -); + .cfi_startproc + pushq %rbp + .cfi_adjust_cfa_offset 8 + .cfi_offset %rbp, -16 + movq %rsp, %rbp + .cfi_def_cfa_register %rbp + + mov %rax,%r11 // duplicate %rax as we're clobbering %r11 + + // Main loop, taken in one page increments. We're decrementing rsp by + // a page each time until there's less than a page remaining. We're + // guaranteed that this function isn't called unless there's more than a + // page needed. + // + // Note that we're also testing against `8(%rsp)` to account for the 8 + // bytes pushed on the stack orginally with our return address. Using + // `8(%rsp)` simulates us testing the stack pointer in the caller's + // context. + + // It's usually called when %rax >= 0x1000, but that's not always true. + // Dynamic stack allocation, which is needed to implement unsized + // rvalues, triggers stackprobe even if %rax < 0x1000. + // Thus we have to check %r11 first to avoid segfault. + cmp $0x1000,%r11 + jna 3f + 2: + sub $0x1000,%rsp + test %rsp,8(%rsp) + sub $0x1000,%r11 + cmp $0x1000,%r11 + ja 2b + + 3: + // Finish up the last remaining stack space requested, getting the last + // bits out of r11 + sub %r11,%rsp + test %rsp,8(%rsp) + + // Restore the stack pointer to what it previously was when entering + // this function. The caller will readjust the stack pointer after we + // return. + add %rax,%rsp + + leave + .cfi_def_cfa_register %rsp + .cfi_adjust_cfa_offset -8 + ", + ret!(), + " + .cfi_endproc + ", + options(att_syntax) + ) +} #[cfg(all(target_arch = "x86", not(target_os = "uefi")))] // This is the same as x86_64 above, only translated for 32-bit sizes. Note // that on Unix we're expected to restore everything as it was, this // function basically can't tamper with anything. // +// FIXME(abi_custom): This function is unsafe because it uses a custom ABI, +// it does not actually match `extern "C"`. +// // The ABI here is the same as x86_64, except everything is 32-bits large. -core::arch::global_asm!( - define_rust_probestack!( +#[unsafe(naked)] +#[rustc_std_internal_symbol] +pub unsafe extern "C" fn __rust_probestack() { + core::arch::naked_asm!( " - .cfi_startproc - push %ebp - .cfi_adjust_cfa_offset 4 - .cfi_offset %ebp, -8 - mov %esp, %ebp - .cfi_def_cfa_register %ebp - push %ecx - mov %eax,%ecx - - cmp $0x1000,%ecx - jna 3f -2: - sub $0x1000,%esp - test %esp,8(%esp) - sub $0x1000,%ecx - cmp $0x1000,%ecx - ja 2b - -3: - sub %ecx,%esp - test %esp,8(%esp) - - add %eax,%esp - pop %ecx - leave - .cfi_def_cfa_register %esp - .cfi_adjust_cfa_offset -4 - ret - .cfi_endproc - " - ), - options(att_syntax) -); + .cfi_startproc + push %ebp + .cfi_adjust_cfa_offset 4 + .cfi_offset %ebp, -8 + mov %esp, %ebp + .cfi_def_cfa_register %ebp + push %ecx + mov %eax,%ecx + + cmp $0x1000,%ecx + jna 3f + 2: + sub $0x1000,%esp + test %esp,8(%esp) + sub $0x1000,%ecx + cmp $0x1000,%ecx + ja 2b + + 3: + sub %ecx,%esp + test %esp,8(%esp) + + add %eax,%esp + pop %ecx + leave + .cfi_def_cfa_register %esp + .cfi_adjust_cfa_offset -4 + ret + .cfi_endproc + ", + options(att_syntax) + ) +} #[cfg(all(target_arch = "x86", target_os = "uefi"))] // UEFI target is windows like target. LLVM will do _chkstk things like windows. // probestack function will also do things like _chkstk in MSVC. // So we need to sub %ax %sp in probestack when arch is x86. // +// FIXME(abi_custom): This function is unsafe because it uses a custom ABI, +// it does not actually match `extern "C"`. +// // REF: Rust commit(74e80468347) // rust\src\llvm-project\llvm\lib\Target\X86\X86FrameLowering.cpp: 805 // Comments in LLVM: // MSVC x32's _chkstk and cygwin/mingw's _alloca adjust %esp themselves. // MSVC x64's __chkstk and cygwin/mingw's ___chkstk_ms do not adjust %rsp // themselves. -core::arch::global_asm!( - define_rust_probestack!( +#[unsafe(naked)] +#[rustc_std_internal_symbol] +pub unsafe extern "C" fn __rust_probestack() { + core::arch::naked_asm!( " - .cfi_startproc - push %ebp - .cfi_adjust_cfa_offset 4 - .cfi_offset %ebp, -8 - mov %esp, %ebp - .cfi_def_cfa_register %ebp - push %ecx - push %edx - mov %eax,%ecx - - cmp $0x1000,%ecx - jna 3f -2: - sub $0x1000,%esp - test %esp,8(%esp) - sub $0x1000,%ecx - cmp $0x1000,%ecx - ja 2b - -3: - sub %ecx,%esp - test %esp,8(%esp) - mov 4(%ebp),%edx - mov %edx, 12(%esp) - add %eax,%esp - pop %edx - pop %ecx - leave - - sub %eax, %esp - .cfi_def_cfa_register %esp - .cfi_adjust_cfa_offset -4 - ret - .cfi_endproc - " - ), - options(att_syntax) -); + .cfi_startproc + push %ebp + .cfi_adjust_cfa_offset 4 + .cfi_offset %ebp, -8 + mov %esp, %ebp + .cfi_def_cfa_register %ebp + push %ecx + push %edx + mov %eax,%ecx + + cmp $0x1000,%ecx + jna 3f + 2: + sub $0x1000,%esp + test %esp,8(%esp) + sub $0x1000,%ecx + cmp $0x1000,%ecx + ja 2b + + 3: + sub %ecx,%esp + test %esp,8(%esp) + mov 4(%ebp),%edx + mov %edx, 12(%esp) + add %eax,%esp + pop %edx + pop %ecx + leave + + sub %eax, %esp + .cfi_def_cfa_register %esp + .cfi_adjust_cfa_offset -4 + ret + .cfi_endproc + ", + options(att_syntax) + ) +} diff --git a/library/core/src/lib.rs b/library/core/src/lib.rs index fc98ae9ff3f..88855831788 100644 --- a/library/core/src/lib.rs +++ b/library/core/src/lib.rs @@ -190,7 +190,6 @@ #![feature(aarch64_unstable_target_feature)] #![feature(arm_target_feature)] #![feature(hexagon_target_feature)] -#![feature(keylocker_x86)] #![feature(loongarch_target_feature)] #![feature(mips_target_feature)] #![feature(powerpc_target_feature)] diff --git a/library/core/src/macros/mod.rs b/library/core/src/macros/mod.rs index d5efb03cfbc..b21845a1c16 100644 --- a/library/core/src/macros/mod.rs +++ b/library/core/src/macros/mod.rs @@ -1273,6 +1273,19 @@ pub(crate) mod builtin { /// first macro invocation leading up to the invocation of the `file!` /// macro. /// + /// The file name is derived from the crate root's source path passed to the Rust compiler + /// and the sequence the compiler takes to get from the crate root to the + /// module containing `file!`, modified by any flags passed to the Rust compiler (e.g. + /// `--remap-path-prefix`). If the crate's source path is relative, the initial base + /// directory will be the working directory of the Rust compiler. For example, if the source + /// path passed to the compiler is `./src/lib.rs` which has a `mod foo;` with a source path of + /// `src/foo/mod.rs`, then calling `file!` inside `mod foo;` will return `./src/foo/mod.rs`. + /// + /// Future compiler options might make further changes to the behavior of `file!`, + /// including potentially making it entirely empty. Code (e.g. test libraries) + /// relying on `file!` producing an openable file path would be incompatible + /// with such options, and might wish to recommend not using those options. + /// /// # Examples /// /// ``` diff --git a/library/core/src/ptr/const_ptr.rs b/library/core/src/ptr/const_ptr.rs index a1dab23ea7b..9366cb36c6e 100644 --- a/library/core/src/ptr/const_ptr.rs +++ b/library/core/src/ptr/const_ptr.rs @@ -5,24 +5,7 @@ use crate::mem::{self, SizedTypeProperties}; use crate::slice::{self, SliceIndex}; impl<T: ?Sized> *const T { - /// Returns `true` if the pointer is null. - /// - /// Note that unsized types have many possible null pointers, as only the - /// raw data pointer is considered, not their length, vtable, etc. - /// Therefore, two pointers that are null may still not compare equal to - /// each other. - /// - /// # Panics during const evaluation - /// - /// If this method is used during const evaluation, and `self` is a pointer - /// that is offset beyond the bounds of the memory it initially pointed to, - /// then there might not be enough information to determine whether the - /// pointer is null. This is because the absolute address in memory is not - /// known at compile time. If the nullness of the pointer cannot be - /// determined, this method will panic. - /// - /// In-bounds pointers are never null, so the method will never panic for - /// such pointers. + #[doc = include_str!("docs/is_null.md")] /// /// # Examples /// @@ -1550,50 +1533,7 @@ impl<T> *const [T] { unsafe { index.get_unchecked(self) } } - /// Returns `None` if the pointer is null, or else returns a shared slice to - /// the value wrapped in `Some`. In contrast to [`as_ref`], this does not require - /// that the value has to be initialized. - /// - /// [`as_ref`]: #method.as_ref - /// - /// # Safety - /// - /// When calling this method, you have to ensure that *either* the pointer is null *or* - /// all of the following is true: - /// - /// * The pointer must be [valid] for reads for `ptr.len() * size_of::<T>()` many bytes, - /// and it must be properly aligned. This means in particular: - /// - /// * The entire memory range of this slice must be contained within a single [allocation]! - /// Slices can never span across multiple allocations. - /// - /// * The pointer must be aligned even for zero-length slices. One - /// reason for this is that enum layout optimizations may rely on references - /// (including slices of any length) being aligned and non-null to distinguish - /// them from other data. You can obtain a pointer that is usable as `data` - /// for zero-length slices using [`NonNull::dangling()`]. - /// - /// * The total size `ptr.len() * size_of::<T>()` of the slice must be no larger than `isize::MAX`. - /// See the safety documentation of [`pointer::offset`]. - /// - /// * You must enforce Rust's aliasing rules, since the returned lifetime `'a` is - /// arbitrarily chosen and does not necessarily reflect the actual lifetime of the data. - /// In particular, while this reference exists, the memory the pointer points to must - /// not get mutated (except inside `UnsafeCell`). - /// - /// This applies even if the result of this method is unused! - /// - /// See also [`slice::from_raw_parts`][]. - /// - /// [valid]: crate::ptr#safety - /// [allocation]: crate::ptr#allocation - /// - /// # Panics during const evaluation - /// - /// This method will panic during const evaluation if the pointer cannot be - /// determined to be null or not. See [`is_null`] for more information. - /// - /// [`is_null`]: #method.is_null + #[doc = include_str!("docs/as_uninit_slice.md")] #[inline] #[unstable(feature = "ptr_as_uninit", issue = "75402")] pub const unsafe fn as_uninit_slice<'a>(self) -> Option<&'a [MaybeUninit<T>]> { diff --git a/library/core/src/ptr/docs/as_uninit_slice.md b/library/core/src/ptr/docs/as_uninit_slice.md new file mode 100644 index 00000000000..c80c0405883 --- /dev/null +++ b/library/core/src/ptr/docs/as_uninit_slice.md @@ -0,0 +1,44 @@ +Returns `None` if the pointer is null, or else returns a shared slice to +the value wrapped in `Some`. In contrast to [`as_ref`], this does not require +that the value has to be initialized. + +[`as_ref`]: #method.as_ref + +# Safety + +When calling this method, you have to ensure that *either* the pointer is null *or* +all of the following is true: + +* The pointer must be [valid] for reads for `ptr.len() * size_of::<T>()` many bytes, +and it must be properly aligned. This means in particular: + +* The entire memory range of this slice must be contained within a single [allocation]! +Slices can never span across multiple allocations. + +* The pointer must be aligned even for zero-length slices. One +reason for this is that enum layout optimizations may rely on references +(including slices of any length) being aligned and non-null to distinguish +them from other data. You can obtain a pointer that is usable as `data` +for zero-length slices using [`NonNull::dangling()`]. + +* The total size `ptr.len() * size_of::<T>()` of the slice must be no larger than `isize::MAX`. +See the safety documentation of [`pointer::offset`]. + +* You must enforce Rust's aliasing rules, since the returned lifetime `'a` is +arbitrarily chosen and does not necessarily reflect the actual lifetime of the data. +In particular, while this reference exists, the memory the pointer points to must +not get mutated (except inside `UnsafeCell`). + +This applies even if the result of this method is unused! + +See also [`slice::from_raw_parts`][]. + +[valid]: crate::ptr#safety +[allocation]: crate::ptr#allocation + +# Panics during const evaluation + +This method will panic during const evaluation if the pointer cannot be +determined to be null or not. See [`is_null`] for more information. + +[`is_null`]: #method.is_null diff --git a/library/core/src/ptr/docs/is_null.md b/library/core/src/ptr/docs/is_null.md new file mode 100644 index 00000000000..7368ab9b576 --- /dev/null +++ b/library/core/src/ptr/docs/is_null.md @@ -0,0 +1,18 @@ +Returns `true` if the pointer is null. + +Note that unsized types have many possible null pointers, as only the +raw data pointer is considered, not their length, vtable, etc. +Therefore, two pointers that are null may still not compare equal to +each other. + +# Panics during const evaluation + +If this method is used during const evaluation, and `self` is a pointer +that is offset beyond the bounds of the memory it initially pointed to, +then there might not be enough information to determine whether the +pointer is null. This is because the absolute address in memory is not +known at compile time. If the nullness of the pointer cannot be +determined, this method will panic. + +In-bounds pointers are never null, so the method will never panic for +such pointers. diff --git a/library/core/src/ptr/mut_ptr.rs b/library/core/src/ptr/mut_ptr.rs index 968f033bf59..efe1031b79c 100644 --- a/library/core/src/ptr/mut_ptr.rs +++ b/library/core/src/ptr/mut_ptr.rs @@ -5,24 +5,7 @@ use crate::mem::{self, SizedTypeProperties}; use crate::slice::{self, SliceIndex}; impl<T: ?Sized> *mut T { - /// Returns `true` if the pointer is null. - /// - /// Note that unsized types have many possible null pointers, as only the - /// raw data pointer is considered, not their length, vtable, etc. - /// Therefore, two pointers that are null may still not compare equal to - /// each other. - /// - /// # Panics during const evaluation - /// - /// If this method is used during const evaluation, and `self` is a pointer - /// that is offset beyond the bounds of the memory it initially pointed to, - /// then there might not be enough information to determine whether the - /// pointer is null. This is because the absolute address in memory is not - /// known at compile time. If the nullness of the pointer cannot be - /// determined, this method will panic. - /// - /// In-bounds pointers are never null, so the method will never panic for - /// such pointers. + #[doc = include_str!("docs/is_null.md")] /// /// # Examples /// @@ -1906,53 +1889,10 @@ impl<T> *mut [T] { unsafe { index.get_unchecked_mut(self) } } - /// Returns `None` if the pointer is null, or else returns a shared slice to - /// the value wrapped in `Some`. In contrast to [`as_ref`], this does not require - /// that the value has to be initialized. - /// - /// For the mutable counterpart see [`as_uninit_slice_mut`]. - /// - /// [`as_ref`]: pointer#method.as_ref-1 - /// [`as_uninit_slice_mut`]: #method.as_uninit_slice_mut - /// - /// # Safety - /// - /// When calling this method, you have to ensure that *either* the pointer is null *or* - /// all of the following is true: - /// - /// * The pointer must be [valid] for reads for `ptr.len() * size_of::<T>()` many bytes, - /// and it must be properly aligned. This means in particular: - /// - /// * The entire memory range of this slice must be contained within a single [allocation]! - /// Slices can never span across multiple allocations. - /// - /// * The pointer must be aligned even for zero-length slices. One - /// reason for this is that enum layout optimizations may rely on references - /// (including slices of any length) being aligned and non-null to distinguish - /// them from other data. You can obtain a pointer that is usable as `data` - /// for zero-length slices using [`NonNull::dangling()`]. - /// - /// * The total size `ptr.len() * size_of::<T>()` of the slice must be no larger than `isize::MAX`. - /// See the safety documentation of [`pointer::offset`]. - /// - /// * You must enforce Rust's aliasing rules, since the returned lifetime `'a` is - /// arbitrarily chosen and does not necessarily reflect the actual lifetime of the data. - /// In particular, while this reference exists, the memory the pointer points to must - /// not get mutated (except inside `UnsafeCell`). - /// - /// This applies even if the result of this method is unused! - /// - /// See also [`slice::from_raw_parts`][]. - /// - /// [valid]: crate::ptr#safety - /// [allocation]: crate::ptr#allocation + #[doc = include_str!("docs/as_uninit_slice.md")] /// - /// # Panics during const evaluation - /// - /// This method will panic during const evaluation if the pointer cannot be - /// determined to be null or not. See [`is_null`] for more information. - /// - /// [`is_null`]: #method.is_null-1 + /// # See Also + /// For the mutable counterpart see [`as_uninit_slice_mut`](pointer::as_uninit_slice_mut). #[inline] #[unstable(feature = "ptr_as_uninit", issue = "75402")] pub const unsafe fn as_uninit_slice<'a>(self) -> Option<&'a [MaybeUninit<T>]> { diff --git a/library/core/src/slice/mod.rs b/library/core/src/slice/mod.rs index 4f7e1440880..c26bbad087a 100644 --- a/library/core/src/slice/mod.rs +++ b/library/core/src/slice/mod.rs @@ -21,6 +21,7 @@ use crate::{fmt, hint, ptr, range, slice}; issue = "none", reason = "exposed from core to be reused in std; use the memchr crate" )] +#[doc(hidden)] /// Pure Rust memchr implementation, taken from rust-memchr pub mod memchr; diff --git a/library/std/src/io/mod.rs b/library/std/src/io/mod.rs index 20c82b64bcc..a9a24681e7c 100644 --- a/library/std/src/io/mod.rs +++ b/library/std/src/io/mod.rs @@ -917,6 +917,19 @@ pub trait Read { /// # } /// ``` /// + /// # Usage Notes + /// + /// `read_to_end` attempts to read a source until EOF, but many sources are continuous streams + /// that do not send EOF. In these cases, `read_to_end` will block indefinitely. Standard input + /// is one such stream which may be finite if piped, but is typically continuous. For example, + /// `cat file | my-rust-program` will correctly terminate with an `EOF` upon closure of cat. + /// Reading user input or running programs that remain open indefinitely will never terminate + /// the stream with `EOF` (e.g. `yes | my-rust-program`). + /// + /// Using `.lines()` with a [`BufReader`] or using [`read`] can provide a better solution + /// + ///[`read`]: Read::read + /// /// [`Vec::try_reserve`]: crate::vec::Vec::try_reserve #[stable(feature = "rust1", since = "1.0.0")] fn read_to_end(&mut self, buf: &mut Vec<u8>) -> Result<usize> { @@ -960,6 +973,19 @@ pub trait Read { /// (See also the [`std::fs::read_to_string`] convenience function for /// reading from a file.) /// + /// # Usage Notes + /// + /// `read_to_string` attempts to read a source until EOF, but many sources are continuous streams + /// that do not send EOF. In these cases, `read_to_string` will block indefinitely. Standard input + /// is one such stream which may be finite if piped, but is typically continuous. For example, + /// `cat file | my-rust-program` will correctly terminate with an `EOF` upon closure of cat. + /// Reading user input or running programs that remain open indefinitely will never terminate + /// the stream with `EOF` (e.g. `yes | my-rust-program`). + /// + /// Using `.lines()` with a [`BufReader`] or using [`read`] can provide a better solution + /// + ///[`read`]: Read::read + /// /// [`std::fs::read_to_string`]: crate::fs::read_to_string #[stable(feature = "rust1", since = "1.0.0")] fn read_to_string(&mut self, buf: &mut String) -> Result<usize> { @@ -1262,6 +1288,20 @@ pub trait Read { /// Ok(()) /// } /// ``` +/// +/// # Usage Notes +/// +/// `read_to_string` attempts to read a source until EOF, but many sources are continuous streams +/// that do not send EOF. In these cases, `read_to_string` will block indefinitely. Standard input +/// is one such stream which may be finite if piped, but is typically continuous. For example, +/// `cat file | my-rust-program` will correctly terminate with an `EOF` upon closure of cat. +/// Reading user input or running programs that remain open indefinitely will never terminate +/// the stream with `EOF` (e.g. `yes | my-rust-program`). +/// +/// Using `.lines()` with a [`BufReader`] or using [`read`] can provide a better solution +/// +///[`read`]: Read::read +/// #[stable(feature = "io_read_to_string", since = "1.65.0")] pub fn read_to_string<R: Read>(mut reader: R) -> Result<String> { let mut buf = String::new(); diff --git a/src/bootstrap/src/core/build_steps/dist.rs b/src/bootstrap/src/core/build_steps/dist.rs index 587fca80374..7aa9e6cc2b5 100644 --- a/src/bootstrap/src/core/build_steps/dist.rs +++ b/src/bootstrap/src/core/build_steps/dist.rs @@ -1681,7 +1681,8 @@ impl Step for Extended { cmd.run(builder); } - if target.is_windows() { + // FIXME(mati865): `gnullvm` here is temporary, remove it once it can host itself + if target.is_windows() && !target.contains("gnullvm") { let exe = tmp.join("exe"); let _ = fs::remove_dir_all(&exe); diff --git a/src/bootstrap/src/core/build_steps/tool.rs b/src/bootstrap/src/core/build_steps/tool.rs index 9861637d8c8..717accb399a 100644 --- a/src/bootstrap/src/core/build_steps/tool.rs +++ b/src/bootstrap/src/core/build_steps/tool.rs @@ -23,7 +23,6 @@ use crate::core::builder::{ Builder, Cargo as CargoCommand, RunConfig, ShouldRun, Step, cargo_profile_var, }; use crate::core::config::{DebuginfoLevel, RustcLto, TargetSelection}; -use crate::utils::channel::GitInfo; use crate::utils::exec::{BootstrapCommand, command}; use crate::utils::helpers::{add_dylib_path, exe, t}; use crate::{Compiler, FileType, Kind, Mode, gha}; @@ -278,7 +277,7 @@ pub fn prepare_tool_cargo( cargo.env("CFG_VER_DESCRIPTION", description); } - let info = GitInfo::new(builder.config.omit_git_hash, &dir); + let info = builder.config.git_info(builder.config.omit_git_hash, &dir); if let Some(sha) = info.sha() { cargo.env("CFG_COMMIT_HASH", sha); } diff --git a/src/bootstrap/src/core/builder/cargo.rs b/src/bootstrap/src/core/builder/cargo.rs index cf7f962d026..c6cfdb69356 100644 --- a/src/bootstrap/src/core/builder/cargo.rs +++ b/src/bootstrap/src/core/builder/cargo.rs @@ -551,7 +551,7 @@ impl Builder<'_> { let libdir = self.rustc_libdir(compiler); let sysroot_str = sysroot.as_os_str().to_str().expect("sysroot should be UTF-8"); - if self.is_verbose() && !matches!(self.config.dry_run, DryRun::SelfCheck) { + if self.is_verbose() && !matches!(self.config.get_dry_run(), DryRun::SelfCheck) { println!("using sysroot {sysroot_str}"); } diff --git a/src/bootstrap/src/core/builder/mod.rs b/src/bootstrap/src/core/builder/mod.rs index 19b79bfe818..8b1520de3a8 100644 --- a/src/bootstrap/src/core/builder/mod.rs +++ b/src/bootstrap/src/core/builder/mod.rs @@ -22,6 +22,7 @@ use crate::core::config::flags::Subcommand; use crate::core::config::{DryRun, TargetSelection}; use crate::utils::cache::Cache; use crate::utils::exec::{BootstrapCommand, command}; +use crate::utils::execution_context::ExecutionContext; use crate::utils::helpers::{self, LldThreads, add_dylib_path, exe, libdir, linker_args, t}; use crate::{Build, Crate, trace}; @@ -442,13 +443,15 @@ impl StepDescription { fn is_excluded(&self, builder: &Builder<'_>, pathset: &PathSet) -> bool { if builder.config.skip.iter().any(|e| pathset.has(e, builder.kind)) { - if !matches!(builder.config.dry_run, DryRun::SelfCheck) { + if !matches!(builder.config.get_dry_run(), DryRun::SelfCheck) { println!("Skipping {pathset:?} because it is excluded"); } return true; } - if !builder.config.skip.is_empty() && !matches!(builder.config.dry_run, DryRun::SelfCheck) { + if !builder.config.skip.is_empty() + && !matches!(builder.config.get_dry_run(), DryRun::SelfCheck) + { builder.verbose(|| { println!( "{:?} not skipped for {:?} -- not in {:?}", @@ -1633,4 +1636,14 @@ impl<'a> Builder<'a> { self.info(&format!("{err}\n")); } } + + pub fn exec_ctx(&self) -> &ExecutionContext { + &self.config.exec_ctx + } +} + +impl<'a> AsRef<ExecutionContext> for Builder<'a> { + fn as_ref(&self) -> &ExecutionContext { + self.exec_ctx() + } } diff --git a/src/bootstrap/src/core/builder/tests.rs b/src/bootstrap/src/core/builder/tests.rs index baa22fc7f72..a264d772c56 100644 --- a/src/bootstrap/src/core/builder/tests.rs +++ b/src/bootstrap/src/core/builder/tests.rs @@ -22,7 +22,7 @@ fn configure_with_args(cmd: &[String], host: &[&str], target: &[&str]) -> Config let mut config = Config::parse(Flags::parse(cmd)); // don't save toolstates config.save_toolstates = None; - config.dry_run = DryRun::SelfCheck; + config.set_dry_run(DryRun::SelfCheck); // Ignore most submodules, since we don't need them for a dry run, and the // tests run much faster without them. diff --git a/src/bootstrap/src/core/config/config.rs b/src/bootstrap/src/core/config/config.rs index 824b159c326..7f52697e6c7 100644 --- a/src/bootstrap/src/core/config/config.rs +++ b/src/bootstrap/src/core/config/config.rs @@ -24,7 +24,7 @@ use std::{cmp, env, fs}; use build_helper::ci::CiEnv; use build_helper::exit; -use build_helper::git::{GitConfig, PathFreshness, check_path_modifications, output_result}; +use build_helper::git::{GitConfig, PathFreshness, check_path_modifications}; use serde::Deserialize; #[cfg(feature = "tracing")] use tracing::{instrument, span}; @@ -47,8 +47,10 @@ use crate::core::config::{ }; use crate::core::download::is_download_ci_available; use crate::utils::channel; +use crate::utils::exec::command; +use crate::utils::execution_context::ExecutionContext; use crate::utils::helpers::exe; -use crate::{Command, GitInfo, OnceLock, TargetSelection, check_ci_llvm, helpers, output, t}; +use crate::{GitInfo, OnceLock, TargetSelection, check_ci_llvm, helpers, t}; /// Each path from this function is considered "allowed" in the `download-rustc="if-unchanged"` logic. /// This means they can be modified and changes to these paths should never trigger a compiler build @@ -142,7 +144,6 @@ pub struct Config { pub jobs: Option<u32>, pub cmd: Subcommand, pub incremental: bool, - pub dry_run: DryRun, pub dump_bootstrap_shims: bool, /// Arguments appearing after `--` to be forwarded to tools, /// e.g. `--fix-broken` or test arguments. @@ -317,6 +318,8 @@ pub struct Config { /// This is mostly for RA as building the stage1 compiler to check the library tree /// on each code change might be too much for some computers. pub skip_std_check_if_no_download_rustc: bool, + + pub exec_ctx: ExecutionContext, } impl Config { @@ -373,6 +376,14 @@ impl Config { } } + pub fn set_dry_run(&mut self, dry_run: DryRun) { + self.exec_ctx.set_dry_run(dry_run); + } + + pub fn get_dry_run(&self) -> &DryRun { + self.exec_ctx.get_dry_run() + } + #[cfg_attr( feature = "tracing", instrument(target = "CONFIG_HANDLING", level = "trace", name = "Config::parse", skip_all) @@ -395,6 +406,11 @@ impl Config { get_toml: impl Fn(&Path) -> Result<TomlConfig, toml::de::Error>, ) -> Config { let mut config = Config::default_opts(); + let mut exec_ctx = ExecutionContext::new(); + exec_ctx.set_verbose(flags.verbose); + exec_ctx.set_fail_fast(flags.cmd.fail_fast()); + + config.exec_ctx = exec_ctx; // Set flags. config.paths = std::mem::take(&mut flags.paths); @@ -423,7 +439,7 @@ impl Config { config.on_fail = flags.on_fail; config.cmd = flags.cmd; config.incremental = flags.incremental; - config.dry_run = if flags.dry_run { DryRun::UserSelected } else { DryRun::Disabled }; + config.set_dry_run(if flags.dry_run { DryRun::UserSelected } else { DryRun::Disabled }); config.dump_bootstrap_shims = flags.dump_bootstrap_shims; config.keep_stage = flags.keep_stage; config.keep_stage_std = flags.keep_stage_std; @@ -453,14 +469,9 @@ impl Config { // has already been (kinda-cross-)compiled to Windows land, we require a normal Windows path. cmd.arg("rev-parse").arg("--show-cdup"); // Discard stderr because we expect this to fail when building from a tarball. - let output = cmd - .as_command_mut() - .stderr(std::process::Stdio::null()) - .output() - .ok() - .and_then(|output| if output.status.success() { Some(output) } else { None }); - if let Some(output) = output { - let git_root_relative = String::from_utf8(output.stdout).unwrap(); + let output = cmd.allow_failure().run_capture_stdout(&config); + if output.is_success() { + let git_root_relative = output.stdout(); // We need to canonicalize this path to make sure it uses backslashes instead of forward slashes, // and to resolve any relative components. let git_root = env::current_dir() @@ -555,7 +566,7 @@ impl Config { build.cargo = build.cargo.take().or(std::env::var_os("CARGO").map(|p| p.into())); } - if GitInfo::new(false, &config.src).is_from_tarball() && toml.profile.is_none() { + if config.git_info(false, &config.src).is_from_tarball() && toml.profile.is_none() { toml.profile = Some("dist".into()); } @@ -762,7 +773,12 @@ impl Config { }; config.initial_sysroot = t!(PathBuf::from_str( - output(Command::new(&config.initial_rustc).args(["--print", "sysroot"])).trim() + command(&config.initial_rustc) + .args(["--print", "sysroot"]) + .run_always() + .run_capture_stdout(&config) + .stdout() + .trim() )); config.initial_cargo_clippy = cargo_clippy; @@ -858,19 +874,21 @@ impl Config { let default = config.channel == "dev"; config.omit_git_hash = toml.rust.as_ref().and_then(|r| r.omit_git_hash).unwrap_or(default); - config.rust_info = GitInfo::new(config.omit_git_hash, &config.src); - config.cargo_info = GitInfo::new(config.omit_git_hash, &config.src.join("src/tools/cargo")); + config.rust_info = config.git_info(config.omit_git_hash, &config.src); + config.cargo_info = + config.git_info(config.omit_git_hash, &config.src.join("src/tools/cargo")); config.rust_analyzer_info = - GitInfo::new(config.omit_git_hash, &config.src.join("src/tools/rust-analyzer")); + config.git_info(config.omit_git_hash, &config.src.join("src/tools/rust-analyzer")); config.clippy_info = - GitInfo::new(config.omit_git_hash, &config.src.join("src/tools/clippy")); - config.miri_info = GitInfo::new(config.omit_git_hash, &config.src.join("src/tools/miri")); + config.git_info(config.omit_git_hash, &config.src.join("src/tools/clippy")); + config.miri_info = + config.git_info(config.omit_git_hash, &config.src.join("src/tools/miri")); config.rustfmt_info = - GitInfo::new(config.omit_git_hash, &config.src.join("src/tools/rustfmt")); + config.git_info(config.omit_git_hash, &config.src.join("src/tools/rustfmt")); config.enzyme_info = - GitInfo::new(config.omit_git_hash, &config.src.join("src/tools/enzyme")); - config.in_tree_llvm_info = GitInfo::new(false, &config.src.join("src/llvm-project")); - config.in_tree_gcc_info = GitInfo::new(false, &config.src.join("src/gcc")); + config.git_info(config.omit_git_hash, &config.src.join("src/tools/enzyme")); + config.in_tree_llvm_info = config.git_info(false, &config.src.join("src/llvm-project")); + config.in_tree_gcc_info = config.git_info(false, &config.src.join("src/gcc")); config.vendor = vendor.unwrap_or( config.rust_info.is_from_tarball() @@ -1030,28 +1048,13 @@ impl Config { } pub fn dry_run(&self) -> bool { - match self.dry_run { - DryRun::Disabled => false, - DryRun::SelfCheck | DryRun::UserSelected => true, - } + self.exec_ctx.dry_run() } pub fn is_explicit_stage(&self) -> bool { self.explicit_stage_from_cli || self.explicit_stage_from_config } - /// Runs a command, printing out nice contextual information if it fails. - /// Exits if the command failed to execute at all, otherwise returns its - /// `status.success()`. - #[deprecated = "use `Builder::try_run` instead where possible"] - pub(crate) fn try_run(&self, cmd: &mut Command) -> Result<(), ()> { - if self.dry_run() { - return Ok(()); - } - self.verbose(|| println!("running: {cmd:?}")); - build_helper::util::try_run(cmd, self.is_verbose()) - } - pub(crate) fn test_args(&self) -> Vec<&str> { let mut test_args = match self.cmd { Subcommand::Test { ref test_args, .. } @@ -1085,7 +1088,7 @@ impl Config { let mut git = helpers::git(Some(&self.src)); git.arg("show").arg(format!("{commit}:{}", file.to_str().unwrap())); - output(git.as_command_mut()) + git.run_capture_stdout(self).stdout() } /// Bootstrap embeds a version number into the name of shared libraries it uploads in CI. @@ -1273,9 +1276,7 @@ impl Config { /// Runs a function if verbosity is greater than 0 pub fn verbose(&self, f: impl Fn()) { - if self.is_verbose() { - f() - } + self.exec_ctx.verbose(f); } pub fn any_sanitizers_to_build(&self) -> bool { @@ -1337,7 +1338,7 @@ impl Config { // NOTE: The check for the empty directory is here because when running x.py the first time, // the submodule won't be checked out. Check it out now so we can build it. - if !GitInfo::new(false, &absolute_path).is_managed_git_subrepository() + if !self.git_info(false, &absolute_path).is_managed_git_subrepository() && !helpers::dir_is_empty(&absolute_path) { return; @@ -1356,16 +1357,16 @@ impl Config { }; // Determine commit checked out in submodule. - let checked_out_hash = output(submodule_git().args(["rev-parse", "HEAD"]).as_command_mut()); + let checked_out_hash = + submodule_git().args(["rev-parse", "HEAD"]).run_capture_stdout(self).stdout(); let checked_out_hash = checked_out_hash.trim_end(); // Determine commit that the submodule *should* have. - let recorded = output( - helpers::git(Some(&self.src)) - .run_always() - .args(["ls-tree", "HEAD"]) - .arg(relative_path) - .as_command_mut(), - ); + let recorded = helpers::git(Some(&self.src)) + .run_always() + .args(["ls-tree", "HEAD"]) + .arg(relative_path) + .run_capture_stdout(self) + .stdout(); let actual_hash = recorded .split_whitespace() @@ -1389,20 +1390,18 @@ impl Config { let update = |progress: bool| { // Git is buggy and will try to fetch submodules from the tracking branch for *this* repository, // even though that has no relation to the upstream for the submodule. - let current_branch = output_result( - helpers::git(Some(&self.src)) - .allow_failure() - .run_always() - .args(["symbolic-ref", "--short", "HEAD"]) - .as_command_mut(), - ) - .map(|b| b.trim().to_owned()); + let current_branch = helpers::git(Some(&self.src)) + .allow_failure() + .run_always() + .args(["symbolic-ref", "--short", "HEAD"]) + .run_capture(self); let mut git = helpers::git(Some(&self.src)).allow_failure(); git.run_always(); - if let Ok(branch) = current_branch { + if current_branch.is_success() { // If there is a tag named after the current branch, git will try to disambiguate by prepending `heads/` to the branch name. // This syntax isn't accepted by `branch.{branch}`. Strip it. + let branch = current_branch.stdout(); let branch = branch.strip_prefix("heads/").unwrap_or(&branch); git.arg("-c").arg(format!("branch.{branch}.remote=origin")); } @@ -1448,7 +1447,8 @@ impl Config { return; } - let stage0_output = output(Command::new(program_path).arg("--version")); + let stage0_output = + command(program_path).arg("--version").run_capture_stdout(self).stdout(); let mut stage0_output = stage0_output.lines().next().unwrap().split(' '); let stage0_name = stage0_output.next().unwrap(); @@ -1754,4 +1754,18 @@ impl Config { _ => !self.is_system_llvm(target), } } + + pub fn exec_ctx(&self) -> &ExecutionContext { + &self.exec_ctx + } + + pub fn git_info(&self, omit_git_hash: bool, dir: &Path) -> GitInfo { + GitInfo::new(omit_git_hash, dir, self) + } +} + +impl AsRef<ExecutionContext> for Config { + fn as_ref(&self) -> &ExecutionContext { + &self.exec_ctx + } } diff --git a/src/bootstrap/src/core/config/flags.rs b/src/bootstrap/src/core/config/flags.rs index 30617f58d43..bc4fa73a362 100644 --- a/src/bootstrap/src/core/config/flags.rs +++ b/src/bootstrap/src/core/config/flags.rs @@ -209,7 +209,8 @@ impl Flags { HelpVerboseOnly::try_parse_from(normalize_args(args)) { println!("NOTE: updating submodules before printing available paths"); - let config = Config::parse(Self::parse(&[String::from("build")])); + let flags = Self::parse(&[String::from("build")]); + let config = Config::parse(flags); let build = Build::new(config); let paths = Builder::get_help(&build, subcommand); if let Some(s) = paths { diff --git a/src/bootstrap/src/core/download.rs b/src/bootstrap/src/core/download.rs index ba00b405c61..f349b9a87ed 100644 --- a/src/bootstrap/src/core/download.rs +++ b/src/bootstrap/src/core/download.rs @@ -3,7 +3,6 @@ use std::ffi::OsString; use std::fs::{self, File}; use std::io::{BufRead, BufReader, BufWriter, ErrorKind, Write}; use std::path::{Path, PathBuf}; -use std::process::{Command, Stdio}; use std::sync::OnceLock; use xz2::bufread::XzDecoder; @@ -16,14 +15,7 @@ use crate::{Config, t}; static SHOULD_FIX_BINS_AND_DYLIBS: OnceLock<bool> = OnceLock::new(); -/// `Config::try_run` wrapper for this module to avoid warnings on `try_run`, since we don't have access to a `builder` yet. -fn try_run(config: &Config, cmd: &mut Command) -> Result<(), ()> { - #[expect(deprecated)] - config.try_run(cmd) -} - -fn extract_curl_version(out: &[u8]) -> semver::Version { - let out = String::from_utf8_lossy(out); +fn extract_curl_version(out: String) -> semver::Version { // The output should look like this: "curl <major>.<minor>.<patch> ..." out.lines() .next() @@ -32,18 +24,21 @@ fn extract_curl_version(out: &[u8]) -> semver::Version { .unwrap_or(semver::Version::new(1, 0, 0)) } -fn curl_version() -> semver::Version { - let mut curl = Command::new("curl"); +fn curl_version(config: &Config) -> semver::Version { + let mut curl = command("curl"); curl.arg("-V"); - let Ok(out) = curl.output() else { return semver::Version::new(1, 0, 0) }; - let out = out.stdout; - extract_curl_version(&out) + let curl = curl.run_capture_stdout(config); + if curl.is_failure() { + return semver::Version::new(1, 0, 0); + } + let output = curl.stdout(); + extract_curl_version(output) } /// Generic helpers that are useful anywhere in bootstrap. impl Config { pub fn is_verbose(&self) -> bool { - self.verbose > 0 + self.exec_ctx.is_verbose() } pub(crate) fn create<P: AsRef<Path>>(&self, path: P, s: &str) { @@ -85,20 +80,14 @@ impl Config { /// on NixOS fn should_fix_bins_and_dylibs(&self) -> bool { let val = *SHOULD_FIX_BINS_AND_DYLIBS.get_or_init(|| { - match Command::new("uname").arg("-s").stderr(Stdio::inherit()).output() { - Err(_) => return false, - Ok(output) if !output.status.success() => return false, - Ok(output) => { - let mut os_name = output.stdout; - if os_name.last() == Some(&b'\n') { - os_name.pop(); - } - if os_name != b"Linux" { - return false; - } - } + let uname = command("uname").allow_failure().arg("-s").run_capture_stdout(self); + if uname.is_failure() { + return false; + } + let output = uname.stdout(); + if !output.starts_with("Linux") { + return false; } - // If the user has asked binaries to be patched for Nix, then // don't check for NixOS or `/lib`. // NOTE: this intentionally comes after the Linux check: @@ -173,23 +162,18 @@ impl Config { ]; } "; - nix_build_succeeded = try_run( - self, - Command::new("nix-build").args([ - Path::new("-E"), - Path::new(NIX_EXPR), - Path::new("-o"), - &nix_deps_dir, - ]), - ) - .is_ok(); + nix_build_succeeded = command("nix-build") + .allow_failure() + .args([Path::new("-E"), Path::new(NIX_EXPR), Path::new("-o"), &nix_deps_dir]) + .run_capture_stdout(self) + .is_success(); nix_deps_dir }); if !nix_build_succeeded { return; } - let mut patchelf = Command::new(nix_deps_dir.join("bin/patchelf")); + let mut patchelf = command(nix_deps_dir.join("bin/patchelf")); patchelf.args(&[ OsString::from("--add-rpath"), OsString::from(t!(fs::canonicalize(nix_deps_dir)).join("lib")), @@ -200,8 +184,8 @@ impl Config { let dynamic_linker = t!(fs::read_to_string(dynamic_linker_path)); patchelf.args(["--set-interpreter", dynamic_linker.trim_end()]); } - - let _ = try_run(self, patchelf.arg(fname)); + patchelf.arg(fname); + let _ = patchelf.allow_failure().run_capture_stdout(self); } fn download_file(&self, url: &str, dest_path: &Path, help_on_error: &str) { @@ -267,7 +251,7 @@ impl Config { curl.arg("--progress-bar"); } // --retry-all-errors was added in 7.71.0, don't use it if curl is old. - if curl_version() >= semver::Version::new(7, 71, 0) { + if curl_version(self) >= semver::Version::new(7, 71, 0) { curl.arg("--retry-all-errors"); } curl.arg(url); @@ -275,7 +259,7 @@ impl Config { if self.build.contains("windows-msvc") { eprintln!("Fallback to PowerShell"); for _ in 0..3 { - if try_run(self, Command::new("PowerShell.exe").args([ + let powershell = command("PowerShell.exe").allow_failure().args([ "/nologo", "-Command", "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12;", @@ -283,9 +267,12 @@ impl Config { "(New-Object System.Net.WebClient).DownloadFile('{}', '{}')", url, tempfile.to_str().expect("invalid UTF-8 not supported with powershell downloads"), ), - ])).is_err() { + ]).run_capture_stdout(self); + + if powershell.is_failure() { return; } + eprintln!("\nspurious failure, trying again"); } } diff --git a/src/bootstrap/src/core/sanity.rs b/src/bootstrap/src/core/sanity.rs index 59ae303e21e..b7bbd294f0e 100644 --- a/src/bootstrap/src/core/sanity.rs +++ b/src/bootstrap/src/core/sanity.rs @@ -364,7 +364,7 @@ than building it. // Cygwin. The Cygwin build does not have generators for Visual // Studio, so detect that here and error. let out = - command("cmake").arg("--help").run_always().run_capture_stdout(build).stdout(); + command("cmake").arg("--help").run_always().run_capture_stdout(&build).stdout(); if !out.contains("Visual Studio") { panic!( " diff --git a/src/bootstrap/src/lib.rs b/src/bootstrap/src/lib.rs index 7db57889009..88d5d026820 100644 --- a/src/bootstrap/src/lib.rs +++ b/src/bootstrap/src/lib.rs @@ -32,6 +32,7 @@ use cc::Tool; use termcolor::{ColorChoice, StandardStream, WriteColor}; use utils::build_stamp::BuildStamp; use utils::channel::GitInfo; +use utils::execution_context::ExecutionContext; use crate::core::builder; use crate::core::builder::Kind; @@ -198,7 +199,6 @@ pub struct Build { crates: HashMap<String, Crate>, crate_paths: HashMap<PathBuf, String>, is_sudo: bool, - delayed_failures: RefCell<Vec<String>>, prerelease_version: Cell<Option<u32>>, #[cfg(feature = "build-metrics")] @@ -469,7 +469,6 @@ impl Build { crates: HashMap::new(), crate_paths: HashMap::new(), is_sudo, - delayed_failures: RefCell::new(Vec::new()), prerelease_version: Cell::new(None), #[cfg(feature = "build-metrics")] @@ -629,7 +628,7 @@ impl Build { return; } - if GitInfo::new(false, Path::new(submodule)).is_managed_git_subrepository() { + if config.git_info(false, Path::new(submodule)).is_managed_git_subrepository() { config.update_submodule(submodule); } } @@ -684,7 +683,7 @@ impl Build { #[cfg(feature = "tracing")] let _sanity_check_span = span!(tracing::Level::DEBUG, "(1) executing dry-run sanity-check").entered(); - self.config.dry_run = DryRun::SelfCheck; + self.config.set_dry_run(DryRun::SelfCheck); let builder = builder::Builder::new(self); builder.execute_cli(); } @@ -694,7 +693,7 @@ impl Build { #[cfg(feature = "tracing")] let _actual_run_span = span!(tracing::Level::DEBUG, "(2) executing actual run").entered(); - self.config.dry_run = DryRun::Disabled; + self.config.set_dry_run(DryRun::Disabled); let builder = builder::Builder::new(self); builder.execute_cli(); } @@ -710,14 +709,7 @@ impl Build { debug!("checking for postponed test failures from `test --no-fail-fast`"); // Check for postponed failures from `test --no-fail-fast`. - let failures = self.delayed_failures.borrow(); - if !failures.is_empty() { - eprintln!("\n{} command(s) did not execute successfully:\n", failures.len()); - for failure in failures.iter() { - eprintln!(" - {failure}\n"); - } - exit!(1); - } + self.config.exec_ctx().report_failures_and_exit(); #[cfg(feature = "build-metrics")] self.metrics.persist(self); @@ -953,133 +945,6 @@ impl Build { }) } - /// Execute a command and return its output. - /// Note: Ideally, you should use one of the BootstrapCommand::run* functions to - /// execute commands. They internally call this method. - #[track_caller] - fn run( - &self, - command: &mut BootstrapCommand, - stdout: OutputMode, - stderr: OutputMode, - ) -> CommandOutput { - command.mark_as_executed(); - if self.config.dry_run() && !command.run_always { - return CommandOutput::default(); - } - - #[cfg(feature = "tracing")] - let _run_span = trace_cmd!(command); - - let created_at = command.get_created_location(); - let executed_at = std::panic::Location::caller(); - - self.verbose(|| { - println!("running: {command:?} (created at {created_at}, executed at {executed_at})") - }); - - let cmd = command.as_command_mut(); - cmd.stdout(stdout.stdio()); - cmd.stderr(stderr.stdio()); - - let output = cmd.output(); - - use std::fmt::Write; - - let mut message = String::new(); - let output: CommandOutput = match output { - // Command has succeeded - Ok(output) if output.status.success() => { - CommandOutput::from_output(output, stdout, stderr) - } - // Command has started, but then it failed - Ok(output) => { - writeln!( - message, - r#" -Command {command:?} did not execute successfully. -Expected success, got {} -Created at: {created_at} -Executed at: {executed_at}"#, - output.status, - ) - .unwrap(); - - let output: CommandOutput = CommandOutput::from_output(output, stdout, stderr); - - // If the output mode is OutputMode::Capture, we can now print the output. - // If it is OutputMode::Print, then the output has already been printed to - // stdout/stderr, and we thus don't have anything captured to print anyway. - if stdout.captures() { - writeln!(message, "\nSTDOUT ----\n{}", output.stdout().trim()).unwrap(); - } - if stderr.captures() { - writeln!(message, "\nSTDERR ----\n{}", output.stderr().trim()).unwrap(); - } - output - } - // The command did not even start - Err(e) => { - writeln!( - message, - "\n\nCommand {command:?} did not execute successfully.\ - \nIt was not possible to execute the command: {e:?}" - ) - .unwrap(); - CommandOutput::did_not_start(stdout, stderr) - } - }; - - let fail = |message: &str, output: CommandOutput| -> ! { - if self.is_verbose() { - println!("{message}"); - } else { - let (stdout, stderr) = (output.stdout_if_present(), output.stderr_if_present()); - // If the command captures output, the user would not see any indication that - // it has failed. In this case, print a more verbose error, since to provide more - // context. - if stdout.is_some() || stderr.is_some() { - if let Some(stdout) = - output.stdout_if_present().take_if(|s| !s.trim().is_empty()) - { - println!("STDOUT:\n{stdout}\n"); - } - if let Some(stderr) = - output.stderr_if_present().take_if(|s| !s.trim().is_empty()) - { - println!("STDERR:\n{stderr}\n"); - } - println!("Command {command:?} has failed. Rerun with -v to see more details."); - } else { - println!("Command has failed. Rerun with -v to see more details."); - } - } - exit!(1); - }; - - if !output.is_success() { - match command.failure_behavior { - BehaviorOnFailure::DelayFail => { - if self.fail_fast { - fail(&message, output); - } - - let mut failures = self.delayed_failures.borrow_mut(); - failures.push(message); - } - BehaviorOnFailure::Exit => { - fail(&message, output); - } - BehaviorOnFailure::Ignore => { - // If failures are allowed, either the error has been printed already - // (OutputMode::Print) or the user used a capture output mode and wants to - // handle the error output on their own. - } - } - } - output - } - /// Check if verbosity is greater than the `level` pub fn is_verbose_than(&self, level: usize) -> bool { self.verbosity > level @@ -1093,7 +958,7 @@ Executed at: {executed_at}"#, } fn info(&self, msg: &str) { - match self.config.dry_run { + match self.config.get_dry_run() { DryRun::SelfCheck => (), DryRun::Disabled | DryRun::UserSelected => { println!("{msg}"); @@ -1216,7 +1081,7 @@ Executed at: {executed_at}"#, #[track_caller] fn group(&self, msg: &str) -> Option<gha::Group> { - match self.config.dry_run { + match self.config.get_dry_run() { DryRun::SelfCheck => None, DryRun::Disabled | DryRun::UserSelected => Some(gha::group(msg)), } @@ -2045,6 +1910,16 @@ to download LLVM rather than building it. stream.reset().unwrap(); result } + + pub fn exec_ctx(&self) -> &ExecutionContext { + &self.config.exec_ctx + } +} + +impl AsRef<ExecutionContext> for Build { + fn as_ref(&self) -> &ExecutionContext { + &self.config.exec_ctx + } } #[cfg(unix)] diff --git a/src/bootstrap/src/utils/channel.rs b/src/bootstrap/src/utils/channel.rs index 4a9ecc7a4f8..38f250af42f 100644 --- a/src/bootstrap/src/utils/channel.rs +++ b/src/bootstrap/src/utils/channel.rs @@ -8,6 +8,7 @@ use std::fs; use std::path::Path; +use super::execution_context::ExecutionContext; use super::helpers; use crate::Build; use crate::utils::helpers::{start_process, t}; @@ -34,7 +35,7 @@ pub struct Info { } impl GitInfo { - pub fn new(omit_git_hash: bool, dir: &Path) -> GitInfo { + pub fn new(omit_git_hash: bool, dir: &Path, exec_ctx: impl AsRef<ExecutionContext>) -> GitInfo { // See if this even begins to look like a git dir if !dir.join(".git").exists() { match read_commit_info_file(dir) { @@ -43,10 +44,12 @@ impl GitInfo { } } - // Make sure git commands work - match helpers::git(Some(dir)).arg("rev-parse").as_command_mut().output() { - Ok(ref out) if out.status.success() => {} - _ => return GitInfo::Absent, + let mut git_command = helpers::git(Some(dir)); + git_command.arg("rev-parse"); + let output = git_command.allow_failure().run_capture(exec_ctx); + + if output.is_failure() { + return GitInfo::Absent; } // If we're ignoring the git info, we don't actually need to collect it, just make sure this diff --git a/src/bootstrap/src/utils/exec.rs b/src/bootstrap/src/utils/exec.rs index 64e46f10563..f297300e34a 100644 --- a/src/bootstrap/src/utils/exec.rs +++ b/src/bootstrap/src/utils/exec.rs @@ -11,7 +11,7 @@ use std::process::{Command, CommandArgs, CommandEnvs, ExitStatus, Output, Stdio} use build_helper::ci::CiEnv; use build_helper::drop_bomb::DropBomb; -use crate::Build; +use super::execution_context::ExecutionContext; /// What should be done when the command fails. #[derive(Debug, Copy, Clone)] @@ -125,7 +125,6 @@ impl BootstrapCommand { Self { failure_behavior: BehaviorOnFailure::DelayFail, ..self } } - #[expect(dead_code)] pub fn fail_fast(self) -> Self { Self { failure_behavior: BehaviorOnFailure::Exit, ..self } } @@ -143,20 +142,20 @@ impl BootstrapCommand { /// Run the command, while printing stdout and stderr. /// Returns true if the command has succeeded. #[track_caller] - pub fn run(&mut self, builder: &Build) -> bool { - builder.run(self, OutputMode::Print, OutputMode::Print).is_success() + pub fn run(&mut self, exec_ctx: impl AsRef<ExecutionContext>) -> bool { + exec_ctx.as_ref().run(self, OutputMode::Print, OutputMode::Print).is_success() } /// Run the command, while capturing and returning all its output. #[track_caller] - pub fn run_capture(&mut self, builder: &Build) -> CommandOutput { - builder.run(self, OutputMode::Capture, OutputMode::Capture) + pub fn run_capture(&mut self, exec_ctx: impl AsRef<ExecutionContext>) -> CommandOutput { + exec_ctx.as_ref().run(self, OutputMode::Capture, OutputMode::Capture) } /// Run the command, while capturing and returning stdout, and printing stderr. #[track_caller] - pub fn run_capture_stdout(&mut self, builder: &Build) -> CommandOutput { - builder.run(self, OutputMode::Capture, OutputMode::Print) + pub fn run_capture_stdout(&mut self, exec_ctx: impl AsRef<ExecutionContext>) -> CommandOutput { + exec_ctx.as_ref().run(self, OutputMode::Capture, OutputMode::Print) } /// Provides access to the stdlib Command inside. @@ -280,7 +279,6 @@ impl CommandOutput { !self.is_success() } - #[expect(dead_code)] pub fn status(&self) -> Option<ExitStatus> { match self.status { CommandStatus::Finished(status) => Some(status), diff --git a/src/bootstrap/src/utils/execution_context.rs b/src/bootstrap/src/utils/execution_context.rs new file mode 100644 index 00000000000..d12c02c161d --- /dev/null +++ b/src/bootstrap/src/utils/execution_context.rs @@ -0,0 +1,202 @@ +//! Shared execution context for running bootstrap commands. +//! +//! This module provides the [`ExecutionContext`] type, which holds global configuration +//! relevant during the execution of commands in bootstrap. This includes dry-run +//! mode, verbosity level, and behavior on failure. +use std::sync::{Arc, Mutex}; + +use crate::core::config::DryRun; +use crate::{BehaviorOnFailure, BootstrapCommand, CommandOutput, OutputMode, exit}; + +#[derive(Clone, Default)] +pub struct ExecutionContext { + dry_run: DryRun, + verbose: u8, + pub fail_fast: bool, + delayed_failures: Arc<Mutex<Vec<String>>>, +} + +impl ExecutionContext { + pub fn new() -> Self { + ExecutionContext::default() + } + + pub fn dry_run(&self) -> bool { + match self.dry_run { + DryRun::Disabled => false, + DryRun::SelfCheck | DryRun::UserSelected => true, + } + } + + pub fn get_dry_run(&self) -> &DryRun { + &self.dry_run + } + + pub fn verbose(&self, f: impl Fn()) { + if self.is_verbose() { + f() + } + } + + pub fn is_verbose(&self) -> bool { + self.verbose > 0 + } + + pub fn fail_fast(&self) -> bool { + self.fail_fast + } + + pub fn set_dry_run(&mut self, value: DryRun) { + self.dry_run = value; + } + + pub fn set_verbose(&mut self, value: u8) { + self.verbose = value; + } + + pub fn set_fail_fast(&mut self, value: bool) { + self.fail_fast = value; + } + + pub fn add_to_delay_failure(&self, message: String) { + self.delayed_failures.lock().unwrap().push(message); + } + + pub fn report_failures_and_exit(&self) { + let failures = self.delayed_failures.lock().unwrap(); + if failures.is_empty() { + return; + } + eprintln!("\n{} command(s) did not execute successfully:\n", failures.len()); + for failure in &*failures { + eprintln!(" - {failure}"); + } + exit!(1); + } + + /// Execute a command and return its output. + /// Note: Ideally, you should use one of the BootstrapCommand::run* functions to + /// execute commands. They internally call this method. + #[track_caller] + pub fn run( + &self, + command: &mut BootstrapCommand, + stdout: OutputMode, + stderr: OutputMode, + ) -> CommandOutput { + command.mark_as_executed(); + if self.dry_run() && !command.run_always { + return CommandOutput::default(); + } + + #[cfg(feature = "tracing")] + let _run_span = trace_cmd!(command); + + let created_at = command.get_created_location(); + let executed_at = std::panic::Location::caller(); + + self.verbose(|| { + println!("running: {command:?} (created at {created_at}, executed at {executed_at})") + }); + + let cmd = command.as_command_mut(); + cmd.stdout(stdout.stdio()); + cmd.stderr(stderr.stdio()); + + let output = cmd.output(); + + use std::fmt::Write; + + let mut message = String::new(); + let output: CommandOutput = match output { + // Command has succeeded + Ok(output) if output.status.success() => { + CommandOutput::from_output(output, stdout, stderr) + } + // Command has started, but then it failed + Ok(output) => { + writeln!( + message, + r#" +Command {command:?} did not execute successfully. +Expected success, got {} +Created at: {created_at} +Executed at: {executed_at}"#, + output.status, + ) + .unwrap(); + + let output: CommandOutput = CommandOutput::from_output(output, stdout, stderr); + + // If the output mode is OutputMode::Capture, we can now print the output. + // If it is OutputMode::Print, then the output has already been printed to + // stdout/stderr, and we thus don't have anything captured to print anyway. + if stdout.captures() { + writeln!(message, "\nSTDOUT ----\n{}", output.stdout().trim()).unwrap(); + } + if stderr.captures() { + writeln!(message, "\nSTDERR ----\n{}", output.stderr().trim()).unwrap(); + } + output + } + // The command did not even start + Err(e) => { + writeln!( + message, + "\n\nCommand {command:?} did not execute successfully.\ + \nIt was not possible to execute the command: {e:?}" + ) + .unwrap(); + CommandOutput::did_not_start(stdout, stderr) + } + }; + + let fail = |message: &str, output: CommandOutput| -> ! { + if self.is_verbose() { + println!("{message}"); + } else { + let (stdout, stderr) = (output.stdout_if_present(), output.stderr_if_present()); + // If the command captures output, the user would not see any indication that + // it has failed. In this case, print a more verbose error, since to provide more + // context. + if stdout.is_some() || stderr.is_some() { + if let Some(stdout) = + output.stdout_if_present().take_if(|s| !s.trim().is_empty()) + { + println!("STDOUT:\n{stdout}\n"); + } + if let Some(stderr) = + output.stderr_if_present().take_if(|s| !s.trim().is_empty()) + { + println!("STDERR:\n{stderr}\n"); + } + println!("Command {command:?} has failed. Rerun with -v to see more details."); + } else { + println!("Command has failed. Rerun with -v to see more details."); + } + } + exit!(1); + }; + + if !output.is_success() { + match command.failure_behavior { + BehaviorOnFailure::DelayFail => { + if self.fail_fast { + fail(&message, output); + } + + self.add_to_delay_failure(message); + } + BehaviorOnFailure::Exit => { + fail(&message, output); + } + BehaviorOnFailure::Ignore => { + // If failures are allowed, either the error has been printed already + // (OutputMode::Print) or the user used a capture output mode and wants to + // handle the error output on their own. + } + } + } + output + } +} diff --git a/src/bootstrap/src/utils/mod.rs b/src/bootstrap/src/utils/mod.rs index 169fcec303e..5a0b90801e7 100644 --- a/src/bootstrap/src/utils/mod.rs +++ b/src/bootstrap/src/utils/mod.rs @@ -8,6 +8,7 @@ pub(crate) mod cc_detect; pub(crate) mod change_tracker; pub(crate) mod channel; pub(crate) mod exec; +pub(crate) mod execution_context; pub(crate) mod helpers; pub(crate) mod job; pub(crate) mod render_tests; diff --git a/src/bootstrap/src/utils/render_tests.rs b/src/bootstrap/src/utils/render_tests.rs index 418f3ff975d..77e645a9e3c 100644 --- a/src/bootstrap/src/utils/render_tests.rs +++ b/src/bootstrap/src/utils/render_tests.rs @@ -43,8 +43,7 @@ pub(crate) fn try_run_tests( if builder.fail_fast { crate::exit!(1); } else { - let mut failures = builder.delayed_failures.borrow_mut(); - failures.push(format!("{cmd:?}")); + builder.config.exec_ctx().add_to_delay_failure(format!("{cmd:?}")); false } } else { diff --git a/src/doc/rustc/src/platform-support.md b/src/doc/rustc/src/platform-support.md index e2e2ad9ac3b..559e4867bbb 100644 --- a/src/doc/rustc/src/platform-support.md +++ b/src/doc/rustc/src/platform-support.md @@ -33,7 +33,7 @@ All tier 1 targets with host tools support the full standard library. target | notes -------|------- [`aarch64-apple-darwin`](platform-support/apple-darwin.md) | ARM64 macOS (11.0+, Big Sur+) -`aarch64-unknown-linux-gnu` | ARM64 Linux (kernel 4.1, glibc 2.17+) +`aarch64-unknown-linux-gnu` | ARM64 Linux (kernel 4.1+, glibc 2.17+) `i686-pc-windows-msvc` | 32-bit MSVC (Windows 10+, Windows Server 2016+, Pentium 4) [^x86_32-floats-return-ABI] [^win32-msvc-alignment] `i686-unknown-linux-gnu` | 32-bit Linux (kernel 3.2+, glibc 2.17+, Pentium 4) [^x86_32-floats-return-ABI] [`x86_64-apple-darwin`](platform-support/apple-darwin.md) | 64-bit macOS (10.12+, Sierra+) @@ -91,20 +91,20 @@ target | notes `aarch64-pc-windows-msvc` | ARM64 Windows MSVC `aarch64-unknown-linux-musl` | ARM64 Linux with musl 1.2.3 [`aarch64-unknown-linux-ohos`](platform-support/openharmony.md) | ARM64 OpenHarmony -`arm-unknown-linux-gnueabi` | Armv6 Linux (kernel 3.2, glibc 2.17) -`arm-unknown-linux-gnueabihf` | Armv6 Linux, hardfloat (kernel 3.2, glibc 2.17) -`armv7-unknown-linux-gnueabihf` | Armv7-A Linux, hardfloat (kernel 3.2, glibc 2.17) +`arm-unknown-linux-gnueabi` | Armv6 Linux (kernel 3.2+, glibc 2.17) +`arm-unknown-linux-gnueabihf` | Armv6 Linux, hardfloat (kernel 3.2+, glibc 2.17) +`armv7-unknown-linux-gnueabihf` | Armv7-A Linux, hardfloat (kernel 3.2+, glibc 2.17) [`armv7-unknown-linux-ohos`](platform-support/openharmony.md) | Armv7-A OpenHarmony -[`loongarch64-unknown-linux-gnu`](platform-support/loongarch-linux.md) | LoongArch64 Linux, LP64D ABI (kernel 5.19, glibc 2.36) -[`loongarch64-unknown-linux-musl`](platform-support/loongarch-linux.md) | LoongArch64 Linux, LP64D ABI (kernel 5.19, musl 1.2.5) +[`loongarch64-unknown-linux-gnu`](platform-support/loongarch-linux.md) | LoongArch64 Linux, LP64D ABI (kernel 5.19+, glibc 2.36) +[`loongarch64-unknown-linux-musl`](platform-support/loongarch-linux.md) | LoongArch64 Linux, LP64D ABI (kernel 5.19+, musl 1.2.5) [`i686-pc-windows-gnu`](platform-support/windows-gnu.md) | 32-bit MinGW (Windows 10+, Windows Server 2016+, Pentium 4) [^x86_32-floats-return-ABI] [^win32-msvc-alignment] -`powerpc-unknown-linux-gnu` | PowerPC Linux (kernel 3.2, glibc 2.17) -`powerpc64-unknown-linux-gnu` | PPC64 Linux (kernel 3.2, glibc 2.17) -[`powerpc64le-unknown-linux-gnu`](platform-support/powerpc64le-unknown-linux-gnu.md) | PPC64LE Linux (kernel 3.10, glibc 2.17) -[`powerpc64le-unknown-linux-musl`](platform-support/powerpc64le-unknown-linux-musl.md) | PPC64LE Linux (kernel 4.19, musl 1.2.3) -[`riscv64gc-unknown-linux-gnu`](platform-support/riscv64gc-unknown-linux-gnu.md) | RISC-V Linux (kernel 4.20, glibc 2.29) -[`riscv64gc-unknown-linux-musl`](platform-support/riscv64gc-unknown-linux-musl.md) | RISC-V Linux (kernel 4.20, musl 1.2.3) -[`s390x-unknown-linux-gnu`](platform-support/s390x-unknown-linux-gnu.md) | S390x Linux (kernel 3.2, glibc 2.17) +`powerpc-unknown-linux-gnu` | PowerPC Linux (kernel 3.2+, glibc 2.17) +`powerpc64-unknown-linux-gnu` | PPC64 Linux (kernel 3.2+, glibc 2.17) +[`powerpc64le-unknown-linux-gnu`](platform-support/powerpc64le-unknown-linux-gnu.md) | PPC64LE Linux (kernel 3.10+, glibc 2.17) +[`powerpc64le-unknown-linux-musl`](platform-support/powerpc64le-unknown-linux-musl.md) | PPC64LE Linux (kernel 4.19+, musl 1.2.3) +[`riscv64gc-unknown-linux-gnu`](platform-support/riscv64gc-unknown-linux-gnu.md) | RISC-V Linux (kernel 4.20+, glibc 2.29) +[`riscv64gc-unknown-linux-musl`](platform-support/riscv64gc-unknown-linux-musl.md) | RISC-V Linux (kernel 4.20+, musl 1.2.3) +[`s390x-unknown-linux-gnu`](platform-support/s390x-unknown-linux-gnu.md) | S390x Linux (kernel 3.2+, glibc 2.17) [`x86_64-unknown-freebsd`](platform-support/freebsd.md) | 64-bit x86 FreeBSD [`x86_64-unknown-illumos`](platform-support/illumos.md) | illumos `x86_64-unknown-linux-musl` | 64-bit Linux with musl 1.2.3 @@ -158,16 +158,16 @@ target | std | notes [`arm64ec-pc-windows-msvc`](platform-support/arm64ec-pc-windows-msvc.md) | ✓ | Arm64EC Windows MSVC [`armebv7r-none-eabi`](platform-support/armv7r-none-eabi.md) | * | Bare Armv7-R, Big Endian [`armebv7r-none-eabihf`](platform-support/armv7r-none-eabi.md) | * | Bare Armv7-R, Big Endian, hardfloat -[`armv5te-unknown-linux-gnueabi`](platform-support/armv5te-unknown-linux-gnueabi.md) | ✓ | Armv5TE Linux (kernel 4.4, glibc 2.23) +[`armv5te-unknown-linux-gnueabi`](platform-support/armv5te-unknown-linux-gnueabi.md) | ✓ | Armv5TE Linux (kernel 4.4+, glibc 2.23) `armv5te-unknown-linux-musleabi` | ✓ | Armv5TE Linux with musl 1.2.3 [`armv7-linux-androideabi`](platform-support/android.md) | ✓ | Armv7-A Android -`armv7-unknown-linux-gnueabi` | ✓ | Armv7-A Linux (kernel 4.15, glibc 2.27) +`armv7-unknown-linux-gnueabi` | ✓ | Armv7-A Linux (kernel 4.15+, glibc 2.27) `armv7-unknown-linux-musleabi` | ✓ | Armv7-A Linux with musl 1.2.3 `armv7-unknown-linux-musleabihf` | ✓ | Armv7-A Linux with musl 1.2.3, hardfloat [`armv7a-none-eabi`](platform-support/arm-none-eabi.md) | * | Bare Armv7-A [`armv7r-none-eabi`](platform-support/armv7r-none-eabi.md) | * | Bare Armv7-R [`armv7r-none-eabihf`](platform-support/armv7r-none-eabi.md) | * | Bare Armv7-R, hardfloat -`i586-unknown-linux-gnu` | ✓ | 32-bit Linux (kernel 3.2, glibc 2.17, original Pentium) [^x86_32-floats-x87] +`i586-unknown-linux-gnu` | ✓ | 32-bit Linux (kernel 3.2+, glibc 2.17, original Pentium) [^x86_32-floats-x87] `i586-unknown-linux-musl` | ✓ | 32-bit Linux (musl 1.2.3, original Pentium) [^x86_32-floats-x87] [`i686-linux-android`](platform-support/android.md) | ✓ | 32-bit x86 Android ([Pentium 4 plus various extensions](https://developer.android.com/ndk/guides/abis.html#x86)) [^x86_32-floats-return-ABI] [`i686-pc-windows-gnullvm`](platform-support/windows-gnullvm.md) | ✓ | 32-bit x86 MinGW (Windows 10+, Pentium 4), LLVM ABI [^x86_32-floats-return-ABI] @@ -184,13 +184,13 @@ target | std | notes [`riscv32imc-unknown-none-elf`](platform-support/riscv32-unknown-none-elf.md) | * | Bare RISC-V (RV32IMC ISA) `riscv64gc-unknown-none-elf` | * | Bare RISC-V (RV64IMAFDC ISA) `riscv64imac-unknown-none-elf` | * | Bare RISC-V (RV64IMAC ISA) -`sparc64-unknown-linux-gnu` | ✓ | SPARC Linux (kernel 4.4, glibc 2.23) +`sparc64-unknown-linux-gnu` | ✓ | SPARC Linux (kernel 4.4+, glibc 2.23) [`thumbv6m-none-eabi`](platform-support/thumbv6m-none-eabi.md) | * | Bare Armv6-M [`thumbv7em-none-eabi`](platform-support/thumbv7em-none-eabi.md) | * | Bare Armv7E-M [`thumbv7em-none-eabihf`](platform-support/thumbv7em-none-eabi.md) | * | Bare Armv7E-M, hardfloat [`thumbv7m-none-eabi`](platform-support/thumbv7m-none-eabi.md) | * | Bare Armv7-M [`thumbv7neon-linux-androideabi`](platform-support/android.md) | ✓ | Thumb2-mode Armv7-A Android with NEON -`thumbv7neon-unknown-linux-gnueabihf` | ✓ | Thumb2-mode Armv7-A Linux with NEON (kernel 4.4, glibc 2.23) +`thumbv7neon-unknown-linux-gnueabihf` | ✓ | Thumb2-mode Armv7-A Linux with NEON (kernel 4.4+, glibc 2.23) [`thumbv8m.base-none-eabi`](platform-support/thumbv8m.base-none-eabi.md) | * | Bare Armv8-M Baseline [`thumbv8m.main-none-eabi`](platform-support/thumbv8m.main-none-eabi.md) | * | Bare Armv8-M Mainline [`thumbv8m.main-none-eabihf`](platform-support/thumbv8m.main-none-eabi.md) | * | Bare Armv8-M Mainline, hardfloat @@ -206,7 +206,7 @@ target | std | notes [`x86_64-linux-android`](platform-support/android.md) | ✓ | 64-bit x86 Android [`x86_64-pc-windows-gnullvm`](platform-support/windows-gnullvm.md) | ✓ | 64-bit x86 MinGW (Windows 10+), LLVM ABI [`x86_64-unknown-fuchsia`](platform-support/fuchsia.md) | ✓ | 64-bit x86 Fuchsia -`x86_64-unknown-linux-gnux32` | ✓ | 64-bit Linux (x32 ABI) (kernel 4.15, glibc 2.27) +`x86_64-unknown-linux-gnux32` | ✓ | 64-bit Linux (x32 ABI) (kernel 4.15+, glibc 2.27) [`x86_64-unknown-none`](platform-support/x86_64-unknown-none.md) | * | Freestanding/bare-metal x86_64, softfloat [`x86_64-unknown-redox`](platform-support/redox.md) | ✓ | Redox OS [`x86_64-unknown-uefi`](platform-support/unknown-uefi.md) | ? | 64-bit UEFI diff --git a/src/librustdoc/clean/auto_trait.rs b/src/librustdoc/clean/auto_trait.rs index 138ac3c97f7..a91ea55bcae 100644 --- a/src/librustdoc/clean/auto_trait.rs +++ b/src/librustdoc/clean/auto_trait.rs @@ -11,7 +11,7 @@ use tracing::{debug, instrument}; use crate::clean::{ self, Lifetime, clean_generic_param_def, clean_middle_ty, clean_predicate, - clean_trait_ref_with_constraints, clean_ty_generics, simplify, + clean_trait_ref_with_constraints, clean_ty_generics_inner, simplify, }; use crate::core::DocContext; @@ -101,7 +101,7 @@ fn synthesize_auto_trait_impl<'tcx>( // Instead, we generate `impl !Send for Foo<T>`, which better // expresses the fact that `Foo<T>` never implements `Send`, // regardless of the choice of `T`. - let mut generics = clean_ty_generics( + let mut generics = clean_ty_generics_inner( cx, tcx.generics_of(item_def_id), ty::GenericPredicates::default(), diff --git a/src/librustdoc/clean/blanket_impl.rs b/src/librustdoc/clean/blanket_impl.rs index 89245fee515..c889f52b789 100644 --- a/src/librustdoc/clean/blanket_impl.rs +++ b/src/librustdoc/clean/blanket_impl.rs @@ -90,11 +90,7 @@ pub(crate) fn synthesize_blanket_impls( stability: None, kind: clean::ImplItem(Box::new(clean::Impl { safety: hir::Safety::Safe, - generics: clean_ty_generics( - cx, - tcx.generics_of(impl_def_id), - tcx.explicit_predicates_of(impl_def_id), - ), + generics: clean_ty_generics(cx, impl_def_id), // FIXME(eddyb) compute both `trait_` and `for_` from // the post-inference `trait_ref`, as it's more accurate. trait_: Some(clean_trait_ref_with_constraints( diff --git a/src/librustdoc/clean/inline.rs b/src/librustdoc/clean/inline.rs index 55a116a018a..9b5491310b4 100644 --- a/src/librustdoc/clean/inline.rs +++ b/src/librustdoc/clean/inline.rs @@ -264,16 +264,13 @@ pub(crate) fn build_trait(cx: &mut DocContext<'_>, did: DefId) -> clean::Trait { .map(|item| clean_middle_assoc_item(item, cx)) .collect(); - let predicates = cx.tcx.predicates_of(did); - let generics = clean_ty_generics(cx, cx.tcx.generics_of(did), predicates); - let generics = filter_non_trait_generics(did, generics); + let generics = clean_ty_generics(cx, did); let (generics, supertrait_bounds) = separate_self_bounds(generics); clean::Trait { def_id: did, generics, items: trait_items, bounds: supertrait_bounds } } fn build_trait_alias(cx: &mut DocContext<'_>, did: DefId) -> clean::TraitAlias { - let predicates = cx.tcx.predicates_of(did); - let generics = clean_ty_generics(cx, cx.tcx.generics_of(did), predicates); + let generics = clean_ty_generics(cx, did); let (generics, bounds) = separate_self_bounds(generics); clean::TraitAlias { generics, bounds } } @@ -281,8 +278,7 @@ fn build_trait_alias(cx: &mut DocContext<'_>, did: DefId) -> clean::TraitAlias { pub(super) fn build_function(cx: &mut DocContext<'_>, def_id: DefId) -> Box<clean::Function> { let sig = cx.tcx.fn_sig(def_id).instantiate_identity(); // The generics need to be cleaned before the signature. - let mut generics = - clean_ty_generics(cx, cx.tcx.generics_of(def_id), cx.tcx.explicit_predicates_of(def_id)); + let mut generics = clean_ty_generics(cx, def_id); let bound_vars = clean_bound_vars(sig.bound_vars()); // At the time of writing early & late-bound params are stored separately in rustc, @@ -311,30 +307,26 @@ pub(super) fn build_function(cx: &mut DocContext<'_>, def_id: DefId) -> Box<clea } fn build_enum(cx: &mut DocContext<'_>, did: DefId) -> clean::Enum { - let predicates = cx.tcx.explicit_predicates_of(did); - clean::Enum { - generics: clean_ty_generics(cx, cx.tcx.generics_of(did), predicates), + generics: clean_ty_generics(cx, did), variants: cx.tcx.adt_def(did).variants().iter().map(|v| clean_variant_def(v, cx)).collect(), } } fn build_struct(cx: &mut DocContext<'_>, did: DefId) -> clean::Struct { - let predicates = cx.tcx.explicit_predicates_of(did); let variant = cx.tcx.adt_def(did).non_enum_variant(); clean::Struct { ctor_kind: variant.ctor_kind(), - generics: clean_ty_generics(cx, cx.tcx.generics_of(did), predicates), + generics: clean_ty_generics(cx, did), fields: variant.fields.iter().map(|x| clean_middle_field(x, cx)).collect(), } } fn build_union(cx: &mut DocContext<'_>, did: DefId) -> clean::Union { - let predicates = cx.tcx.explicit_predicates_of(did); let variant = cx.tcx.adt_def(did).non_enum_variant(); - let generics = clean_ty_generics(cx, cx.tcx.generics_of(did), predicates); + let generics = clean_ty_generics(cx, did); let fields = variant.fields.iter().map(|x| clean_middle_field(x, cx)).collect(); clean::Union { generics, fields } } @@ -344,14 +336,13 @@ fn build_type_alias( did: DefId, ret: &mut Vec<Item>, ) -> Box<clean::TypeAlias> { - let predicates = cx.tcx.explicit_predicates_of(did); let ty = cx.tcx.type_of(did).instantiate_identity(); let type_ = clean_middle_ty(ty::Binder::dummy(ty), cx, Some(did), None); let inner_type = clean_ty_alias_inner_type(ty, cx, ret); Box::new(clean::TypeAlias { type_, - generics: clean_ty_generics(cx, cx.tcx.generics_of(did), predicates), + generics: clean_ty_generics(cx, did), inner_type, item_type: None, }) @@ -483,7 +474,6 @@ pub(crate) fn build_impl( } let document_hidden = cx.render_options.document_hidden; - let predicates = tcx.explicit_predicates_of(did); let (trait_items, generics) = match impl_item { Some(impl_) => ( impl_ @@ -549,9 +539,7 @@ pub(crate) fn build_impl( }) .map(|item| clean_middle_assoc_item(item, cx)) .collect::<Vec<_>>(), - clean::enter_impl_trait(cx, |cx| { - clean_ty_generics(cx, tcx.generics_of(did), predicates) - }), + clean::enter_impl_trait(cx, |cx| clean_ty_generics(cx, did)), ), }; let polarity = tcx.impl_polarity(did); @@ -713,8 +701,7 @@ pub(crate) fn print_inlined_const(tcx: TyCtxt<'_>, did: DefId) -> String { } fn build_const_item(cx: &mut DocContext<'_>, def_id: DefId) -> clean::Constant { - let mut generics = - clean_ty_generics(cx, cx.tcx.generics_of(def_id), cx.tcx.explicit_predicates_of(def_id)); + let mut generics = clean_ty_generics(cx, def_id); clean::simplify::move_bounds_to_generic_parameters(&mut generics); let ty = clean_middle_ty( ty::Binder::dummy(cx.tcx.type_of(def_id).instantiate_identity()), @@ -761,44 +748,6 @@ fn build_macro( } } -/// A trait's generics clause actually contains all of the predicates for all of -/// its associated types as well. We specifically move these clauses to the -/// associated types instead when displaying, so when we're generating the -/// generics for the trait itself we need to be sure to remove them. -/// We also need to remove the implied "recursive" Self: Trait bound. -/// -/// The inverse of this filtering logic can be found in the `Clean` -/// implementation for `AssociatedType` -fn filter_non_trait_generics(trait_did: DefId, mut g: clean::Generics) -> clean::Generics { - for pred in &mut g.where_predicates { - if let clean::WherePredicate::BoundPredicate { ty: clean::SelfTy, ref mut bounds, .. } = - *pred - { - bounds.retain(|bound| match bound { - clean::GenericBound::TraitBound(clean::PolyTrait { trait_, .. }, _) => { - trait_.def_id() != trait_did - } - _ => true, - }); - } - } - - g.where_predicates.retain(|pred| match pred { - clean::WherePredicate::BoundPredicate { - ty: - clean::QPath(box clean::QPathData { - self_type: clean::Generic(_), - trait_: Some(trait_), - .. - }), - bounds, - .. - } => !bounds.is_empty() && trait_.def_id() != trait_did, - _ => true, - }); - g -} - fn separate_self_bounds(mut g: clean::Generics) -> (clean::Generics, Vec<clean::GenericBound>) { let mut ty_bounds = Vec::new(); g.where_predicates.retain(|pred| match *pred { diff --git a/src/librustdoc/clean/mod.rs b/src/librustdoc/clean/mod.rs index 7658e7ad35f..db4bcdaeb6c 100644 --- a/src/librustdoc/clean/mod.rs +++ b/src/librustdoc/clean/mod.rs @@ -793,7 +793,11 @@ pub(crate) fn clean_generics<'tcx>( } } -fn clean_ty_generics<'tcx>( +fn clean_ty_generics<'tcx>(cx: &mut DocContext<'tcx>, def_id: DefId) -> Generics { + clean_ty_generics_inner(cx, cx.tcx.generics_of(def_id), cx.tcx.explicit_predicates_of(def_id)) +} + +fn clean_ty_generics_inner<'tcx>( cx: &mut DocContext<'tcx>, gens: &ty::Generics, preds: ty::GenericPredicates<'tcx>, @@ -1297,11 +1301,7 @@ pub(crate) fn clean_middle_assoc_item(assoc_item: &ty::AssocItem, cx: &mut DocCo None, ); - let mut generics = clean_ty_generics( - cx, - tcx.generics_of(assoc_item.def_id), - tcx.explicit_predicates_of(assoc_item.def_id), - ); + let mut generics = clean_ty_generics(cx, assoc_item.def_id); simplify::move_bounds_to_generic_parameters(&mut generics); match assoc_item.container { @@ -1389,7 +1389,7 @@ pub(crate) fn clean_middle_assoc_item(assoc_item: &ty::AssocItem, cx: &mut DocCo let bounds = tcx.explicit_item_bounds(assoc_item.def_id).iter_identity_copied(); predicates = tcx.arena.alloc_from_iter(bounds.chain(predicates.iter().copied())); } - let mut generics = clean_ty_generics( + let mut generics = clean_ty_generics_inner( cx, tcx.generics_of(assoc_item.def_id), ty::GenericPredicates { parent: None, predicates }, diff --git a/tests/crashes/139825.rs b/tests/crashes/139825.rs deleted file mode 100644 index 8c5b6b80f0b..00000000000 --- a/tests/crashes/139825.rs +++ /dev/null @@ -1,5 +0,0 @@ -//@ known-bug: #139825 -//@compile-flags: --check-cfg=cfg(docsrs,test) --crate-type lib -struct a -where - for<#[cfg(b)] c> u8:; diff --git a/tests/ui/abi/unsupported.aarch64.stderr b/tests/ui/abi/unsupported.aarch64.stderr index ea645780b0d..22dca00e3b2 100644 --- a/tests/ui/abi/unsupported.aarch64.stderr +++ b/tests/ui/abi/unsupported.aarch64.stderr @@ -114,7 +114,7 @@ LL | fn stdcall_ptr(f: extern "stdcall" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> error[E0570]: `"stdcall"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:117:1 + --> $DIR/unsupported.rs:119:1 | LL | extern "stdcall" {} | ^^^^^^^^^^^^^^^^^^^ @@ -122,24 +122,26 @@ LL | extern "stdcall" {} = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"` error[E0570]: `"stdcall-unwind"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:121:1 + --> $DIR/unsupported.rs:123:1 | LL | extern "stdcall-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^ | = help: if you need `extern "stdcall-unwind"` on win32 and `extern "C-unwind"` everywhere else, use `extern "system-unwind"` -warning: the calling convention "cdecl" is not supported on this target - --> $DIR/unsupported.rs:129:17 +warning: use of calling convention not supported on this target + --> $DIR/unsupported.rs:131:17 | LL | fn cdecl_ptr(f: extern "cdecl" fn()) { | ^^^^^^^^^^^^^^^^^^^ | = 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 #130260 <https://github.com/rust-lang/rust/issues/130260> + = note: for more information, see issue #137018 <https://github.com/rust-lang/rust/issues/137018> + = help: use `extern "C"` instead + = note: `#[warn(unsupported_calling_conventions)]` on by default warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:134:1 + --> $DIR/unsupported.rs:136:1 | LL | extern "cdecl" {} | ^^^^^^^^^^^^^^^^^ @@ -147,10 +149,9 @@ LL | extern "cdecl" {} = 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 #137018 <https://github.com/rust-lang/rust/issues/137018> = help: use `extern "C"` instead - = note: `#[warn(unsupported_calling_conventions)]` on by default warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:137:1 + --> $DIR/unsupported.rs:139:1 | LL | extern "cdecl-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -160,7 +161,7 @@ LL | extern "cdecl-unwind" {} = help: use `extern "C-unwind"` instead warning: the calling convention "vectorcall" is not supported on this target - --> $DIR/unsupported.rs:143:22 + --> $DIR/unsupported.rs:145:22 | LL | fn vectorcall_ptr(f: extern "vectorcall" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -169,13 +170,13 @@ LL | fn vectorcall_ptr(f: extern "vectorcall" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> error[E0570]: `"vectorcall"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:148:1 + --> $DIR/unsupported.rs:150:1 | LL | extern "vectorcall" {} | ^^^^^^^^^^^^^^^^^^^^^^ warning: the calling convention "C-cmse-nonsecure-call" is not supported on this target - --> $DIR/unsupported.rs:151:21 + --> $DIR/unsupported.rs:153:21 | LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -184,7 +185,7 @@ LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> warning: the calling convention "C-cmse-nonsecure-entry" is not supported on this target - --> $DIR/unsupported.rs:159:22 + --> $DIR/unsupported.rs:161:22 | LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -193,7 +194,7 @@ LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> error[E0570]: `"C-cmse-nonsecure-entry"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:164:1 + --> $DIR/unsupported.rs:166:1 | LL | extern "C-cmse-nonsecure-entry" {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -255,7 +256,7 @@ LL | extern "stdcall" fn stdcall() {} = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"` warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:126:1 + --> $DIR/unsupported.rs:128:1 | LL | extern "cdecl" fn cdecl() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -265,13 +266,13 @@ LL | extern "cdecl" fn cdecl() {} = help: use `extern "C"` instead error[E0570]: `"vectorcall"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:141:1 + --> $DIR/unsupported.rs:143:1 | LL | extern "vectorcall" fn vectorcall() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error[E0570]: `"C-cmse-nonsecure-entry"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:157:1 + --> $DIR/unsupported.rs:159:1 | LL | extern "C-cmse-nonsecure-entry" fn cmse_entry() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -368,19 +369,20 @@ LL | fn stdcall_ptr(f: extern "stdcall" fn()) { = note: `#[warn(unsupported_fn_ptr_calling_conventions)]` on by default Future breakage diagnostic: -warning: the calling convention "cdecl" is not supported on this target - --> $DIR/unsupported.rs:129:17 +warning: use of calling convention not supported on this target + --> $DIR/unsupported.rs:131:17 | LL | fn cdecl_ptr(f: extern "cdecl" fn()) { | ^^^^^^^^^^^^^^^^^^^ | = 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 #130260 <https://github.com/rust-lang/rust/issues/130260> - = note: `#[warn(unsupported_fn_ptr_calling_conventions)]` on by default + = note: for more information, see issue #137018 <https://github.com/rust-lang/rust/issues/137018> + = help: use `extern "C"` instead + = note: `#[warn(unsupported_calling_conventions)]` on by default Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:134:1 + --> $DIR/unsupported.rs:136:1 | LL | extern "cdecl" {} | ^^^^^^^^^^^^^^^^^ @@ -392,7 +394,7 @@ LL | extern "cdecl" {} Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:137:1 + --> $DIR/unsupported.rs:139:1 | LL | extern "cdecl-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -404,7 +406,7 @@ LL | extern "cdecl-unwind" {} Future breakage diagnostic: warning: the calling convention "vectorcall" is not supported on this target - --> $DIR/unsupported.rs:143:22 + --> $DIR/unsupported.rs:145:22 | LL | fn vectorcall_ptr(f: extern "vectorcall" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -415,7 +417,7 @@ LL | fn vectorcall_ptr(f: extern "vectorcall" fn()) { Future breakage diagnostic: warning: the calling convention "C-cmse-nonsecure-call" is not supported on this target - --> $DIR/unsupported.rs:151:21 + --> $DIR/unsupported.rs:153:21 | LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -426,7 +428,7 @@ LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { Future breakage diagnostic: warning: the calling convention "C-cmse-nonsecure-entry" is not supported on this target - --> $DIR/unsupported.rs:159:22 + --> $DIR/unsupported.rs:161:22 | LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -437,7 +439,7 @@ LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:126:1 + --> $DIR/unsupported.rs:128:1 | LL | extern "cdecl" fn cdecl() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^ diff --git a/tests/ui/abi/unsupported.arm.stderr b/tests/ui/abi/unsupported.arm.stderr index 2c82e2951e2..0ac6d888f8d 100644 --- a/tests/ui/abi/unsupported.arm.stderr +++ b/tests/ui/abi/unsupported.arm.stderr @@ -99,7 +99,7 @@ LL | fn stdcall_ptr(f: extern "stdcall" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> error[E0570]: `"stdcall"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:117:1 + --> $DIR/unsupported.rs:119:1 | LL | extern "stdcall" {} | ^^^^^^^^^^^^^^^^^^^ @@ -107,24 +107,26 @@ LL | extern "stdcall" {} = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"` error[E0570]: `"stdcall-unwind"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:121:1 + --> $DIR/unsupported.rs:123:1 | LL | extern "stdcall-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^ | = help: if you need `extern "stdcall-unwind"` on win32 and `extern "C-unwind"` everywhere else, use `extern "system-unwind"` -warning: the calling convention "cdecl" is not supported on this target - --> $DIR/unsupported.rs:129:17 +warning: use of calling convention not supported on this target + --> $DIR/unsupported.rs:131:17 | LL | fn cdecl_ptr(f: extern "cdecl" fn()) { | ^^^^^^^^^^^^^^^^^^^ | = 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 #130260 <https://github.com/rust-lang/rust/issues/130260> + = note: for more information, see issue #137018 <https://github.com/rust-lang/rust/issues/137018> + = help: use `extern "C"` instead + = note: `#[warn(unsupported_calling_conventions)]` on by default warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:134:1 + --> $DIR/unsupported.rs:136:1 | LL | extern "cdecl" {} | ^^^^^^^^^^^^^^^^^ @@ -132,10 +134,9 @@ LL | extern "cdecl" {} = 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 #137018 <https://github.com/rust-lang/rust/issues/137018> = help: use `extern "C"` instead - = note: `#[warn(unsupported_calling_conventions)]` on by default warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:137:1 + --> $DIR/unsupported.rs:139:1 | LL | extern "cdecl-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -145,7 +146,7 @@ LL | extern "cdecl-unwind" {} = help: use `extern "C-unwind"` instead warning: the calling convention "vectorcall" is not supported on this target - --> $DIR/unsupported.rs:143:22 + --> $DIR/unsupported.rs:145:22 | LL | fn vectorcall_ptr(f: extern "vectorcall" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -154,13 +155,13 @@ LL | fn vectorcall_ptr(f: extern "vectorcall" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> error[E0570]: `"vectorcall"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:148:1 + --> $DIR/unsupported.rs:150:1 | LL | extern "vectorcall" {} | ^^^^^^^^^^^^^^^^^^^^^^ warning: the calling convention "C-cmse-nonsecure-call" is not supported on this target - --> $DIR/unsupported.rs:151:21 + --> $DIR/unsupported.rs:153:21 | LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -169,7 +170,7 @@ LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> warning: the calling convention "C-cmse-nonsecure-entry" is not supported on this target - --> $DIR/unsupported.rs:159:22 + --> $DIR/unsupported.rs:161:22 | LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -178,7 +179,7 @@ LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> error[E0570]: `"C-cmse-nonsecure-entry"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:164:1 + --> $DIR/unsupported.rs:166:1 | LL | extern "C-cmse-nonsecure-entry" {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -234,7 +235,7 @@ LL | extern "stdcall" fn stdcall() {} = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"` warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:126:1 + --> $DIR/unsupported.rs:128:1 | LL | extern "cdecl" fn cdecl() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -244,13 +245,13 @@ LL | extern "cdecl" fn cdecl() {} = help: use `extern "C"` instead error[E0570]: `"vectorcall"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:141:1 + --> $DIR/unsupported.rs:143:1 | LL | extern "vectorcall" fn vectorcall() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error[E0570]: `"C-cmse-nonsecure-entry"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:157:1 + --> $DIR/unsupported.rs:159:1 | LL | extern "C-cmse-nonsecure-entry" fn cmse_entry() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -336,19 +337,20 @@ LL | fn stdcall_ptr(f: extern "stdcall" fn()) { = note: `#[warn(unsupported_fn_ptr_calling_conventions)]` on by default Future breakage diagnostic: -warning: the calling convention "cdecl" is not supported on this target - --> $DIR/unsupported.rs:129:17 +warning: use of calling convention not supported on this target + --> $DIR/unsupported.rs:131:17 | LL | fn cdecl_ptr(f: extern "cdecl" fn()) { | ^^^^^^^^^^^^^^^^^^^ | = 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 #130260 <https://github.com/rust-lang/rust/issues/130260> - = note: `#[warn(unsupported_fn_ptr_calling_conventions)]` on by default + = note: for more information, see issue #137018 <https://github.com/rust-lang/rust/issues/137018> + = help: use `extern "C"` instead + = note: `#[warn(unsupported_calling_conventions)]` on by default Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:134:1 + --> $DIR/unsupported.rs:136:1 | LL | extern "cdecl" {} | ^^^^^^^^^^^^^^^^^ @@ -360,7 +362,7 @@ LL | extern "cdecl" {} Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:137:1 + --> $DIR/unsupported.rs:139:1 | LL | extern "cdecl-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -372,7 +374,7 @@ LL | extern "cdecl-unwind" {} Future breakage diagnostic: warning: the calling convention "vectorcall" is not supported on this target - --> $DIR/unsupported.rs:143:22 + --> $DIR/unsupported.rs:145:22 | LL | fn vectorcall_ptr(f: extern "vectorcall" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -383,7 +385,7 @@ LL | fn vectorcall_ptr(f: extern "vectorcall" fn()) { Future breakage diagnostic: warning: the calling convention "C-cmse-nonsecure-call" is not supported on this target - --> $DIR/unsupported.rs:151:21 + --> $DIR/unsupported.rs:153:21 | LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -394,7 +396,7 @@ LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { Future breakage diagnostic: warning: the calling convention "C-cmse-nonsecure-entry" is not supported on this target - --> $DIR/unsupported.rs:159:22 + --> $DIR/unsupported.rs:161:22 | LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -405,7 +407,7 @@ LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:126:1 + --> $DIR/unsupported.rs:128:1 | LL | extern "cdecl" fn cdecl() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^ diff --git a/tests/ui/abi/unsupported.i686.stderr b/tests/ui/abi/unsupported.i686.stderr index d552f9a132c..4d903b435d8 100644 --- a/tests/ui/abi/unsupported.i686.stderr +++ b/tests/ui/abi/unsupported.i686.stderr @@ -75,7 +75,7 @@ LL | extern "riscv-interrupt-m" {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ warning: the calling convention "C-cmse-nonsecure-call" is not supported on this target - --> $DIR/unsupported.rs:151:21 + --> $DIR/unsupported.rs:153:21 | LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -84,7 +84,7 @@ LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> warning: the calling convention "C-cmse-nonsecure-entry" is not supported on this target - --> $DIR/unsupported.rs:159:22 + --> $DIR/unsupported.rs:161:22 | LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -93,7 +93,7 @@ LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> error[E0570]: `"C-cmse-nonsecure-entry"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:164:1 + --> $DIR/unsupported.rs:166:1 | LL | extern "C-cmse-nonsecure-entry" {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -135,7 +135,7 @@ LL | extern "riscv-interrupt-m" fn riscv() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error[E0570]: `"C-cmse-nonsecure-entry"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:157:1 + --> $DIR/unsupported.rs:159:1 | LL | extern "C-cmse-nonsecure-entry" fn cmse_entry() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -200,7 +200,7 @@ LL | fn riscv_ptr(f: extern "riscv-interrupt-m" fn()) { Future breakage diagnostic: warning: the calling convention "C-cmse-nonsecure-call" is not supported on this target - --> $DIR/unsupported.rs:151:21 + --> $DIR/unsupported.rs:153:21 | LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -211,7 +211,7 @@ LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { Future breakage diagnostic: warning: the calling convention "C-cmse-nonsecure-entry" is not supported on this target - --> $DIR/unsupported.rs:159:22 + --> $DIR/unsupported.rs:161:22 | LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ diff --git a/tests/ui/abi/unsupported.riscv32.stderr b/tests/ui/abi/unsupported.riscv32.stderr index a0e2901c759..ad57a89e455 100644 --- a/tests/ui/abi/unsupported.riscv32.stderr +++ b/tests/ui/abi/unsupported.riscv32.stderr @@ -99,7 +99,7 @@ LL | fn stdcall_ptr(f: extern "stdcall" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> error[E0570]: `"stdcall"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:117:1 + --> $DIR/unsupported.rs:119:1 | LL | extern "stdcall" {} | ^^^^^^^^^^^^^^^^^^^ @@ -107,24 +107,26 @@ LL | extern "stdcall" {} = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"` error[E0570]: `"stdcall-unwind"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:121:1 + --> $DIR/unsupported.rs:123:1 | LL | extern "stdcall-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^ | = help: if you need `extern "stdcall-unwind"` on win32 and `extern "C-unwind"` everywhere else, use `extern "system-unwind"` -warning: the calling convention "cdecl" is not supported on this target - --> $DIR/unsupported.rs:129:17 +warning: use of calling convention not supported on this target + --> $DIR/unsupported.rs:131:17 | LL | fn cdecl_ptr(f: extern "cdecl" fn()) { | ^^^^^^^^^^^^^^^^^^^ | = 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 #130260 <https://github.com/rust-lang/rust/issues/130260> + = note: for more information, see issue #137018 <https://github.com/rust-lang/rust/issues/137018> + = help: use `extern "C"` instead + = note: `#[warn(unsupported_calling_conventions)]` on by default warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:134:1 + --> $DIR/unsupported.rs:136:1 | LL | extern "cdecl" {} | ^^^^^^^^^^^^^^^^^ @@ -132,10 +134,9 @@ LL | extern "cdecl" {} = 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 #137018 <https://github.com/rust-lang/rust/issues/137018> = help: use `extern "C"` instead - = note: `#[warn(unsupported_calling_conventions)]` on by default warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:137:1 + --> $DIR/unsupported.rs:139:1 | LL | extern "cdecl-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -145,7 +146,7 @@ LL | extern "cdecl-unwind" {} = help: use `extern "C-unwind"` instead warning: the calling convention "vectorcall" is not supported on this target - --> $DIR/unsupported.rs:143:22 + --> $DIR/unsupported.rs:145:22 | LL | fn vectorcall_ptr(f: extern "vectorcall" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -154,13 +155,13 @@ LL | fn vectorcall_ptr(f: extern "vectorcall" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> error[E0570]: `"vectorcall"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:148:1 + --> $DIR/unsupported.rs:150:1 | LL | extern "vectorcall" {} | ^^^^^^^^^^^^^^^^^^^^^^ warning: the calling convention "C-cmse-nonsecure-call" is not supported on this target - --> $DIR/unsupported.rs:151:21 + --> $DIR/unsupported.rs:153:21 | LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -169,7 +170,7 @@ LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> warning: the calling convention "C-cmse-nonsecure-entry" is not supported on this target - --> $DIR/unsupported.rs:159:22 + --> $DIR/unsupported.rs:161:22 | LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -178,7 +179,7 @@ LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> error[E0570]: `"C-cmse-nonsecure-entry"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:164:1 + --> $DIR/unsupported.rs:166:1 | LL | extern "C-cmse-nonsecure-entry" {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -234,7 +235,7 @@ LL | extern "stdcall" fn stdcall() {} = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"` warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:126:1 + --> $DIR/unsupported.rs:128:1 | LL | extern "cdecl" fn cdecl() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -244,13 +245,13 @@ LL | extern "cdecl" fn cdecl() {} = help: use `extern "C"` instead error[E0570]: `"vectorcall"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:141:1 + --> $DIR/unsupported.rs:143:1 | LL | extern "vectorcall" fn vectorcall() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error[E0570]: `"C-cmse-nonsecure-entry"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:157:1 + --> $DIR/unsupported.rs:159:1 | LL | extern "C-cmse-nonsecure-entry" fn cmse_entry() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -336,19 +337,20 @@ LL | fn stdcall_ptr(f: extern "stdcall" fn()) { = note: `#[warn(unsupported_fn_ptr_calling_conventions)]` on by default Future breakage diagnostic: -warning: the calling convention "cdecl" is not supported on this target - --> $DIR/unsupported.rs:129:17 +warning: use of calling convention not supported on this target + --> $DIR/unsupported.rs:131:17 | LL | fn cdecl_ptr(f: extern "cdecl" fn()) { | ^^^^^^^^^^^^^^^^^^^ | = 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 #130260 <https://github.com/rust-lang/rust/issues/130260> - = note: `#[warn(unsupported_fn_ptr_calling_conventions)]` on by default + = note: for more information, see issue #137018 <https://github.com/rust-lang/rust/issues/137018> + = help: use `extern "C"` instead + = note: `#[warn(unsupported_calling_conventions)]` on by default Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:134:1 + --> $DIR/unsupported.rs:136:1 | LL | extern "cdecl" {} | ^^^^^^^^^^^^^^^^^ @@ -360,7 +362,7 @@ LL | extern "cdecl" {} Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:137:1 + --> $DIR/unsupported.rs:139:1 | LL | extern "cdecl-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -372,7 +374,7 @@ LL | extern "cdecl-unwind" {} Future breakage diagnostic: warning: the calling convention "vectorcall" is not supported on this target - --> $DIR/unsupported.rs:143:22 + --> $DIR/unsupported.rs:145:22 | LL | fn vectorcall_ptr(f: extern "vectorcall" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -383,7 +385,7 @@ LL | fn vectorcall_ptr(f: extern "vectorcall" fn()) { Future breakage diagnostic: warning: the calling convention "C-cmse-nonsecure-call" is not supported on this target - --> $DIR/unsupported.rs:151:21 + --> $DIR/unsupported.rs:153:21 | LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -394,7 +396,7 @@ LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { Future breakage diagnostic: warning: the calling convention "C-cmse-nonsecure-entry" is not supported on this target - --> $DIR/unsupported.rs:159:22 + --> $DIR/unsupported.rs:161:22 | LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -405,7 +407,7 @@ LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:126:1 + --> $DIR/unsupported.rs:128:1 | LL | extern "cdecl" fn cdecl() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^ diff --git a/tests/ui/abi/unsupported.riscv64.stderr b/tests/ui/abi/unsupported.riscv64.stderr index a0e2901c759..ad57a89e455 100644 --- a/tests/ui/abi/unsupported.riscv64.stderr +++ b/tests/ui/abi/unsupported.riscv64.stderr @@ -99,7 +99,7 @@ LL | fn stdcall_ptr(f: extern "stdcall" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> error[E0570]: `"stdcall"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:117:1 + --> $DIR/unsupported.rs:119:1 | LL | extern "stdcall" {} | ^^^^^^^^^^^^^^^^^^^ @@ -107,24 +107,26 @@ LL | extern "stdcall" {} = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"` error[E0570]: `"stdcall-unwind"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:121:1 + --> $DIR/unsupported.rs:123:1 | LL | extern "stdcall-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^ | = help: if you need `extern "stdcall-unwind"` on win32 and `extern "C-unwind"` everywhere else, use `extern "system-unwind"` -warning: the calling convention "cdecl" is not supported on this target - --> $DIR/unsupported.rs:129:17 +warning: use of calling convention not supported on this target + --> $DIR/unsupported.rs:131:17 | LL | fn cdecl_ptr(f: extern "cdecl" fn()) { | ^^^^^^^^^^^^^^^^^^^ | = 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 #130260 <https://github.com/rust-lang/rust/issues/130260> + = note: for more information, see issue #137018 <https://github.com/rust-lang/rust/issues/137018> + = help: use `extern "C"` instead + = note: `#[warn(unsupported_calling_conventions)]` on by default warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:134:1 + --> $DIR/unsupported.rs:136:1 | LL | extern "cdecl" {} | ^^^^^^^^^^^^^^^^^ @@ -132,10 +134,9 @@ LL | extern "cdecl" {} = 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 #137018 <https://github.com/rust-lang/rust/issues/137018> = help: use `extern "C"` instead - = note: `#[warn(unsupported_calling_conventions)]` on by default warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:137:1 + --> $DIR/unsupported.rs:139:1 | LL | extern "cdecl-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -145,7 +146,7 @@ LL | extern "cdecl-unwind" {} = help: use `extern "C-unwind"` instead warning: the calling convention "vectorcall" is not supported on this target - --> $DIR/unsupported.rs:143:22 + --> $DIR/unsupported.rs:145:22 | LL | fn vectorcall_ptr(f: extern "vectorcall" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -154,13 +155,13 @@ LL | fn vectorcall_ptr(f: extern "vectorcall" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> error[E0570]: `"vectorcall"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:148:1 + --> $DIR/unsupported.rs:150:1 | LL | extern "vectorcall" {} | ^^^^^^^^^^^^^^^^^^^^^^ warning: the calling convention "C-cmse-nonsecure-call" is not supported on this target - --> $DIR/unsupported.rs:151:21 + --> $DIR/unsupported.rs:153:21 | LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -169,7 +170,7 @@ LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> warning: the calling convention "C-cmse-nonsecure-entry" is not supported on this target - --> $DIR/unsupported.rs:159:22 + --> $DIR/unsupported.rs:161:22 | LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -178,7 +179,7 @@ LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> error[E0570]: `"C-cmse-nonsecure-entry"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:164:1 + --> $DIR/unsupported.rs:166:1 | LL | extern "C-cmse-nonsecure-entry" {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -234,7 +235,7 @@ LL | extern "stdcall" fn stdcall() {} = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"` warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:126:1 + --> $DIR/unsupported.rs:128:1 | LL | extern "cdecl" fn cdecl() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -244,13 +245,13 @@ LL | extern "cdecl" fn cdecl() {} = help: use `extern "C"` instead error[E0570]: `"vectorcall"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:141:1 + --> $DIR/unsupported.rs:143:1 | LL | extern "vectorcall" fn vectorcall() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error[E0570]: `"C-cmse-nonsecure-entry"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:157:1 + --> $DIR/unsupported.rs:159:1 | LL | extern "C-cmse-nonsecure-entry" fn cmse_entry() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -336,19 +337,20 @@ LL | fn stdcall_ptr(f: extern "stdcall" fn()) { = note: `#[warn(unsupported_fn_ptr_calling_conventions)]` on by default Future breakage diagnostic: -warning: the calling convention "cdecl" is not supported on this target - --> $DIR/unsupported.rs:129:17 +warning: use of calling convention not supported on this target + --> $DIR/unsupported.rs:131:17 | LL | fn cdecl_ptr(f: extern "cdecl" fn()) { | ^^^^^^^^^^^^^^^^^^^ | = 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 #130260 <https://github.com/rust-lang/rust/issues/130260> - = note: `#[warn(unsupported_fn_ptr_calling_conventions)]` on by default + = note: for more information, see issue #137018 <https://github.com/rust-lang/rust/issues/137018> + = help: use `extern "C"` instead + = note: `#[warn(unsupported_calling_conventions)]` on by default Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:134:1 + --> $DIR/unsupported.rs:136:1 | LL | extern "cdecl" {} | ^^^^^^^^^^^^^^^^^ @@ -360,7 +362,7 @@ LL | extern "cdecl" {} Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:137:1 + --> $DIR/unsupported.rs:139:1 | LL | extern "cdecl-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -372,7 +374,7 @@ LL | extern "cdecl-unwind" {} Future breakage diagnostic: warning: the calling convention "vectorcall" is not supported on this target - --> $DIR/unsupported.rs:143:22 + --> $DIR/unsupported.rs:145:22 | LL | fn vectorcall_ptr(f: extern "vectorcall" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -383,7 +385,7 @@ LL | fn vectorcall_ptr(f: extern "vectorcall" fn()) { Future breakage diagnostic: warning: the calling convention "C-cmse-nonsecure-call" is not supported on this target - --> $DIR/unsupported.rs:151:21 + --> $DIR/unsupported.rs:153:21 | LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -394,7 +396,7 @@ LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { Future breakage diagnostic: warning: the calling convention "C-cmse-nonsecure-entry" is not supported on this target - --> $DIR/unsupported.rs:159:22 + --> $DIR/unsupported.rs:161:22 | LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -405,7 +407,7 @@ LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:126:1 + --> $DIR/unsupported.rs:128:1 | LL | extern "cdecl" fn cdecl() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^ diff --git a/tests/ui/abi/unsupported.rs b/tests/ui/abi/unsupported.rs index 9ea22ca516b..43bdfe3ea24 100644 --- a/tests/ui/abi/unsupported.rs +++ b/tests/ui/abi/unsupported.rs @@ -110,8 +110,10 @@ extern "stdcall" fn stdcall() {} //[x64_win]~^^ WARN unsupported_calling_conventions //[x64_win]~^^^ WARN this was previously accepted fn stdcall_ptr(f: extern "stdcall" fn()) { - //[x64,x64_win,arm,aarch64,riscv32,riscv64]~^ WARN unsupported_fn_ptr_calling_conventions - //[x64,x64_win,arm,aarch64,riscv32,riscv64]~^^ WARN this was previously accepted + //[x64_win]~^ WARN unsupported_calling_conventions + //[x64_win]~| WARN this was previously accepted + //[x64,arm,aarch64,riscv32,riscv64]~^^^ WARN unsupported_fn_ptr_calling_conventions + //[x64,arm,aarch64,riscv32,riscv64]~| WARN this was previously accepted f() } extern "stdcall" {} @@ -127,7 +129,7 @@ extern "cdecl" fn cdecl() {} //[x64,x64_win,arm,aarch64,riscv32,riscv64]~^ WARN unsupported_calling_conventions //[x64,x64_win,arm,aarch64,riscv32,riscv64]~^^ WARN this was previously accepted fn cdecl_ptr(f: extern "cdecl" fn()) { - //[x64,x64_win,arm,aarch64,riscv32,riscv64]~^ WARN unsupported_fn_ptr_calling_conventions + //[x64,x64_win,arm,aarch64,riscv32,riscv64]~^ WARN unsupported_calling_conventions //[x64,x64_win,arm,aarch64,riscv32,riscv64]~^^ WARN this was previously accepted f() } diff --git a/tests/ui/abi/unsupported.x64.stderr b/tests/ui/abi/unsupported.x64.stderr index 732a5f84f50..f777fe86e24 100644 --- a/tests/ui/abi/unsupported.x64.stderr +++ b/tests/ui/abi/unsupported.x64.stderr @@ -99,7 +99,7 @@ LL | fn stdcall_ptr(f: extern "stdcall" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> error[E0570]: `"stdcall"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:117:1 + --> $DIR/unsupported.rs:119:1 | LL | extern "stdcall" {} | ^^^^^^^^^^^^^^^^^^^ @@ -107,24 +107,26 @@ LL | extern "stdcall" {} = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"` error[E0570]: `"stdcall-unwind"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:121:1 + --> $DIR/unsupported.rs:123:1 | LL | extern "stdcall-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^ | = help: if you need `extern "stdcall-unwind"` on win32 and `extern "C-unwind"` everywhere else, use `extern "system-unwind"` -warning: the calling convention "cdecl" is not supported on this target - --> $DIR/unsupported.rs:129:17 +warning: use of calling convention not supported on this target + --> $DIR/unsupported.rs:131:17 | LL | fn cdecl_ptr(f: extern "cdecl" fn()) { | ^^^^^^^^^^^^^^^^^^^ | = 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 #130260 <https://github.com/rust-lang/rust/issues/130260> + = note: for more information, see issue #137018 <https://github.com/rust-lang/rust/issues/137018> + = help: use `extern "C"` instead + = note: `#[warn(unsupported_calling_conventions)]` on by default warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:134:1 + --> $DIR/unsupported.rs:136:1 | LL | extern "cdecl" {} | ^^^^^^^^^^^^^^^^^ @@ -132,10 +134,9 @@ LL | extern "cdecl" {} = 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 #137018 <https://github.com/rust-lang/rust/issues/137018> = help: use `extern "C"` instead - = note: `#[warn(unsupported_calling_conventions)]` on by default warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:137:1 + --> $DIR/unsupported.rs:139:1 | LL | extern "cdecl-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -145,7 +146,7 @@ LL | extern "cdecl-unwind" {} = help: use `extern "C-unwind"` instead warning: the calling convention "C-cmse-nonsecure-call" is not supported on this target - --> $DIR/unsupported.rs:151:21 + --> $DIR/unsupported.rs:153:21 | LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -154,7 +155,7 @@ LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> warning: the calling convention "C-cmse-nonsecure-entry" is not supported on this target - --> $DIR/unsupported.rs:159:22 + --> $DIR/unsupported.rs:161:22 | LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -163,7 +164,7 @@ LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> error[E0570]: `"C-cmse-nonsecure-entry"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:164:1 + --> $DIR/unsupported.rs:166:1 | LL | extern "C-cmse-nonsecure-entry" {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -219,7 +220,7 @@ LL | extern "stdcall" fn stdcall() {} = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"` warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:126:1 + --> $DIR/unsupported.rs:128:1 | LL | extern "cdecl" fn cdecl() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -229,7 +230,7 @@ LL | extern "cdecl" fn cdecl() {} = help: use `extern "C"` instead error[E0570]: `"C-cmse-nonsecure-entry"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:157:1 + --> $DIR/unsupported.rs:159:1 | LL | extern "C-cmse-nonsecure-entry" fn cmse_entry() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -315,19 +316,20 @@ LL | fn stdcall_ptr(f: extern "stdcall" fn()) { = note: `#[warn(unsupported_fn_ptr_calling_conventions)]` on by default Future breakage diagnostic: -warning: the calling convention "cdecl" is not supported on this target - --> $DIR/unsupported.rs:129:17 +warning: use of calling convention not supported on this target + --> $DIR/unsupported.rs:131:17 | LL | fn cdecl_ptr(f: extern "cdecl" fn()) { | ^^^^^^^^^^^^^^^^^^^ | = 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 #130260 <https://github.com/rust-lang/rust/issues/130260> - = note: `#[warn(unsupported_fn_ptr_calling_conventions)]` on by default + = note: for more information, see issue #137018 <https://github.com/rust-lang/rust/issues/137018> + = help: use `extern "C"` instead + = note: `#[warn(unsupported_calling_conventions)]` on by default Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:134:1 + --> $DIR/unsupported.rs:136:1 | LL | extern "cdecl" {} | ^^^^^^^^^^^^^^^^^ @@ -339,7 +341,7 @@ LL | extern "cdecl" {} Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:137:1 + --> $DIR/unsupported.rs:139:1 | LL | extern "cdecl-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -351,7 +353,7 @@ LL | extern "cdecl-unwind" {} Future breakage diagnostic: warning: the calling convention "C-cmse-nonsecure-call" is not supported on this target - --> $DIR/unsupported.rs:151:21 + --> $DIR/unsupported.rs:153:21 | LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -362,7 +364,7 @@ LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { Future breakage diagnostic: warning: the calling convention "C-cmse-nonsecure-entry" is not supported on this target - --> $DIR/unsupported.rs:159:22 + --> $DIR/unsupported.rs:161:22 | LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -373,7 +375,7 @@ LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:126:1 + --> $DIR/unsupported.rs:128:1 | LL | extern "cdecl" fn cdecl() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^ diff --git a/tests/ui/abi/unsupported.x64_win.stderr b/tests/ui/abi/unsupported.x64_win.stderr index 5597440d5d9..328f4c3b043 100644 --- a/tests/ui/abi/unsupported.x64_win.stderr +++ b/tests/ui/abi/unsupported.x64_win.stderr @@ -89,17 +89,19 @@ error[E0570]: `"thiscall"` is not a supported ABI for the current target LL | extern "thiscall" {} | ^^^^^^^^^^^^^^^^^^^^ -warning: the calling convention "stdcall" is not supported on this target +warning: use of calling convention not supported on this target --> $DIR/unsupported.rs:112:19 | LL | fn stdcall_ptr(f: extern "stdcall" fn()) { | ^^^^^^^^^^^^^^^^^^^^^ | = 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 #130260 <https://github.com/rust-lang/rust/issues/130260> + = note: for more information, see issue #137018 <https://github.com/rust-lang/rust/issues/137018> + = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"` + = note: `#[warn(unsupported_calling_conventions)]` on by default warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:117:1 + --> $DIR/unsupported.rs:119:1 | LL | extern "stdcall" {} | ^^^^^^^^^^^^^^^^^^^ @@ -107,10 +109,9 @@ LL | extern "stdcall" {} = 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 #137018 <https://github.com/rust-lang/rust/issues/137018> = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"` - = note: `#[warn(unsupported_calling_conventions)]` on by default warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:121:1 + --> $DIR/unsupported.rs:123:1 | LL | extern "stdcall-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -119,17 +120,18 @@ LL | extern "stdcall-unwind" {} = note: for more information, see issue #137018 <https://github.com/rust-lang/rust/issues/137018> = help: if you need `extern "stdcall-unwind"` on win32 and `extern "C-unwind"` everywhere else, use `extern "system-unwind"` -warning: the calling convention "cdecl" is not supported on this target - --> $DIR/unsupported.rs:129:17 +warning: use of calling convention not supported on this target + --> $DIR/unsupported.rs:131:17 | LL | fn cdecl_ptr(f: extern "cdecl" fn()) { | ^^^^^^^^^^^^^^^^^^^ | = 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 #130260 <https://github.com/rust-lang/rust/issues/130260> + = note: for more information, see issue #137018 <https://github.com/rust-lang/rust/issues/137018> + = help: use `extern "C"` instead warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:134:1 + --> $DIR/unsupported.rs:136:1 | LL | extern "cdecl" {} | ^^^^^^^^^^^^^^^^^ @@ -139,7 +141,7 @@ LL | extern "cdecl" {} = help: use `extern "C"` instead warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:137:1 + --> $DIR/unsupported.rs:139:1 | LL | extern "cdecl-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -149,7 +151,7 @@ LL | extern "cdecl-unwind" {} = help: use `extern "C-unwind"` instead warning: the calling convention "C-cmse-nonsecure-call" is not supported on this target - --> $DIR/unsupported.rs:151:21 + --> $DIR/unsupported.rs:153:21 | LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -158,7 +160,7 @@ LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> warning: the calling convention "C-cmse-nonsecure-entry" is not supported on this target - --> $DIR/unsupported.rs:159:22 + --> $DIR/unsupported.rs:161:22 | LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -167,13 +169,13 @@ LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { = note: for more information, see issue #130260 <https://github.com/rust-lang/rust/issues/130260> error[E0570]: `"C-cmse-nonsecure-entry"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:164:1 + --> $DIR/unsupported.rs:166:1 | LL | extern "C-cmse-nonsecure-entry" {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:169:1 + --> $DIR/unsupported.rs:171:1 | LL | extern "cdecl" {} | ^^^^^^^^^^^^^^^^^ @@ -235,7 +237,7 @@ LL | extern "stdcall" fn stdcall() {} = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"` warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:126:1 + --> $DIR/unsupported.rs:128:1 | LL | extern "cdecl" fn cdecl() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -245,7 +247,7 @@ LL | extern "cdecl" fn cdecl() {} = help: use `extern "C"` instead error[E0570]: `"C-cmse-nonsecure-entry"` is not a supported ABI for the current target - --> $DIR/unsupported.rs:157:1 + --> $DIR/unsupported.rs:159:1 | LL | extern "C-cmse-nonsecure-entry" fn cmse_entry() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -320,19 +322,20 @@ LL | fn thiscall_ptr(f: extern "thiscall" fn()) { = note: `#[warn(unsupported_fn_ptr_calling_conventions)]` on by default Future breakage diagnostic: -warning: the calling convention "stdcall" is not supported on this target +warning: use of calling convention not supported on this target --> $DIR/unsupported.rs:112:19 | LL | fn stdcall_ptr(f: extern "stdcall" fn()) { | ^^^^^^^^^^^^^^^^^^^^^ | = 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 #130260 <https://github.com/rust-lang/rust/issues/130260> - = note: `#[warn(unsupported_fn_ptr_calling_conventions)]` on by default + = note: for more information, see issue #137018 <https://github.com/rust-lang/rust/issues/137018> + = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"` + = note: `#[warn(unsupported_calling_conventions)]` on by default Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:117:1 + --> $DIR/unsupported.rs:119:1 | LL | extern "stdcall" {} | ^^^^^^^^^^^^^^^^^^^ @@ -344,7 +347,7 @@ LL | extern "stdcall" {} Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:121:1 + --> $DIR/unsupported.rs:123:1 | LL | extern "stdcall-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -355,19 +358,20 @@ LL | extern "stdcall-unwind" {} = note: `#[warn(unsupported_calling_conventions)]` on by default Future breakage diagnostic: -warning: the calling convention "cdecl" is not supported on this target - --> $DIR/unsupported.rs:129:17 +warning: use of calling convention not supported on this target + --> $DIR/unsupported.rs:131:17 | LL | fn cdecl_ptr(f: extern "cdecl" fn()) { | ^^^^^^^^^^^^^^^^^^^ | = 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 #130260 <https://github.com/rust-lang/rust/issues/130260> - = note: `#[warn(unsupported_fn_ptr_calling_conventions)]` on by default + = note: for more information, see issue #137018 <https://github.com/rust-lang/rust/issues/137018> + = help: use `extern "C"` instead + = note: `#[warn(unsupported_calling_conventions)]` on by default Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:134:1 + --> $DIR/unsupported.rs:136:1 | LL | extern "cdecl" {} | ^^^^^^^^^^^^^^^^^ @@ -379,7 +383,7 @@ LL | extern "cdecl" {} Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:137:1 + --> $DIR/unsupported.rs:139:1 | LL | extern "cdecl-unwind" {} | ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -391,7 +395,7 @@ LL | extern "cdecl-unwind" {} Future breakage diagnostic: warning: the calling convention "C-cmse-nonsecure-call" is not supported on this target - --> $DIR/unsupported.rs:151:21 + --> $DIR/unsupported.rs:153:21 | LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -402,7 +406,7 @@ LL | fn cmse_call_ptr(f: extern "C-cmse-nonsecure-call" fn()) { Future breakage diagnostic: warning: the calling convention "C-cmse-nonsecure-entry" is not supported on this target - --> $DIR/unsupported.rs:159:22 + --> $DIR/unsupported.rs:161:22 | LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -413,7 +417,7 @@ LL | fn cmse_entry_ptr(f: extern "C-cmse-nonsecure-entry" fn()) { Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:169:1 + --> $DIR/unsupported.rs:171:1 | LL | extern "cdecl" {} | ^^^^^^^^^^^^^^^^^ @@ -437,7 +441,7 @@ LL | extern "stdcall" fn stdcall() {} Future breakage diagnostic: warning: use of calling convention not supported on this target - --> $DIR/unsupported.rs:126:1 + --> $DIR/unsupported.rs:128:1 | LL | extern "cdecl" fn cdecl() {} | ^^^^^^^^^^^^^^^^^^^^^^^^^ diff --git a/tests/ui/check-cfg/hrtb-crash.rs b/tests/ui/check-cfg/hrtb-crash.rs new file mode 100644 index 00000000000..f2bce33f9f9 --- /dev/null +++ b/tests/ui/check-cfg/hrtb-crash.rs @@ -0,0 +1,7 @@ +// https://github.com/rust-lang/rust/issues/139825 +//@ compile-flags: --check-cfg=cfg(docsrs,test) --crate-type lib +//@ check-pass +struct A +where + for<#[cfg(b)] c> u8:; +//~^ WARN: unexpected `cfg` condition name diff --git a/tests/ui/check-cfg/hrtb-crash.stderr b/tests/ui/check-cfg/hrtb-crash.stderr new file mode 100644 index 00000000000..431cf9cf53e --- /dev/null +++ b/tests/ui/check-cfg/hrtb-crash.stderr @@ -0,0 +1,13 @@ +warning: unexpected `cfg` condition name: `b` + --> $DIR/hrtb-crash.rs:6:15 + | +LL | for<#[cfg(b)] c> u8:; + | ^ help: found config with similar value: `target_feature = "b"` + | + = help: expected names are: `FALSE`, `docsrs`, and `test` and 31 more + = help: to expect this configuration use `--check-cfg=cfg(b)` + = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg.html> for more information about checking conditional configuration + = note: `#[warn(unexpected_cfgs)]` on by default + +warning: 1 warning emitted + diff --git a/tests/ui/deprecation/deprecated_no_stack_check.rs b/tests/ui/deprecation/deprecated_no_stack_check.rs index 8e1f5bbf045..ef482098634 100644 --- a/tests/ui/deprecation/deprecated_no_stack_check.rs +++ b/tests/ui/deprecation/deprecated_no_stack_check.rs @@ -1,3 +1,5 @@ +//@ normalize-stderr: "you are using [0-9]+\.[0-9]+\.[0-9]+(-[a-zA-Z0-9]+)?( \([^)]*\))?" -> "you are using $$RUSTC_VERSION" + #![deny(warnings)] #![feature(no_stack_check)] //~^ ERROR: feature has been removed [E0557] diff --git a/tests/ui/deprecation/deprecated_no_stack_check.stderr b/tests/ui/deprecation/deprecated_no_stack_check.stderr index d78ca20f10b..2d08b1b8db5 100644 --- a/tests/ui/deprecation/deprecated_no_stack_check.stderr +++ b/tests/ui/deprecation/deprecated_no_stack_check.stderr @@ -1,8 +1,10 @@ error[E0557]: feature has been removed - --> $DIR/deprecated_no_stack_check.rs:2:12 + --> $DIR/deprecated_no_stack_check.rs:4:12 | LL | #![feature(no_stack_check)] | ^^^^^^^^^^^^^^ feature has been removed + | + = note: removed in 1.0.0 (you are using $RUSTC_VERSION); see <https://github.com/rust-lang/rust/pull/40110> for more information error: aborting due to 1 previous error diff --git a/tests/ui/feature-gates/feature-gate-coverage-attribute.rs b/tests/ui/feature-gates/feature-gate-coverage-attribute.rs index 0a463755f13..2cf4b76180e 100644 --- a/tests/ui/feature-gates/feature-gate-coverage-attribute.rs +++ b/tests/ui/feature-gates/feature-gate-coverage-attribute.rs @@ -1,3 +1,5 @@ +//@ normalize-stderr: "you are using [0-9]+\.[0-9]+\.[0-9]+(-[a-zA-Z0-9]+)?( \([^)]*\))?" -> "you are using $$RUSTC_VERSION" + #![crate_type = "lib"] #![feature(no_coverage)] //~ ERROR feature has been removed [E0557] diff --git a/tests/ui/feature-gates/feature-gate-coverage-attribute.stderr b/tests/ui/feature-gates/feature-gate-coverage-attribute.stderr index 00e0f0afbde..8c23544698d 100644 --- a/tests/ui/feature-gates/feature-gate-coverage-attribute.stderr +++ b/tests/ui/feature-gates/feature-gate-coverage-attribute.stderr @@ -1,13 +1,14 @@ error[E0557]: feature has been removed - --> $DIR/feature-gate-coverage-attribute.rs:2:12 + --> $DIR/feature-gate-coverage-attribute.rs:4:12 | LL | #![feature(no_coverage)] | ^^^^^^^^^^^ feature has been removed | + = note: removed in 1.74.0 (you are using $RUSTC_VERSION); see <https://github.com/rust-lang/rust/pull/114656> for more information = note: renamed to `coverage_attribute` error[E0658]: the `#[coverage]` attribute is an experimental feature - --> $DIR/feature-gate-coverage-attribute.rs:10:1 + --> $DIR/feature-gate-coverage-attribute.rs:12:1 | LL | #[coverage(off)] | ^^^^^^^^^^^^^^^^ diff --git a/tests/ui/feature-gates/feature-gate-keylocker_x86.rs b/tests/ui/feature-gates/feature-gate-keylocker_x86.rs deleted file mode 100644 index cef80ad41a8..00000000000 --- a/tests/ui/feature-gates/feature-gate-keylocker_x86.rs +++ /dev/null @@ -1,6 +0,0 @@ -//@ only-x86_64 -#[target_feature(enable = "kl")] -//~^ ERROR: currently unstable -unsafe fn foo() {} - -fn main() {} diff --git a/tests/ui/feature-gates/feature-gate-keylocker_x86.stderr b/tests/ui/feature-gates/feature-gate-keylocker_x86.stderr deleted file mode 100644 index ed814d3a3ce..00000000000 --- a/tests/ui/feature-gates/feature-gate-keylocker_x86.stderr +++ /dev/null @@ -1,13 +0,0 @@ -error[E0658]: the target feature `kl` is currently unstable - --> $DIR/feature-gate-keylocker_x86.rs:2:18 - | -LL | #[target_feature(enable = "kl")] - | ^^^^^^^^^^^^^ - | - = note: see issue #134813 <https://github.com/rust-lang/rust/issues/134813> for more information - = help: add `#![feature(keylocker_x86)]` 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/feature-gates/gated-bad-feature.rs b/tests/ui/feature-gates/gated-bad-feature.rs index 51f2db5556e..3114f661dc5 100644 --- a/tests/ui/feature-gates/gated-bad-feature.rs +++ b/tests/ui/feature-gates/gated-bad-feature.rs @@ -1,3 +1,4 @@ +//@ normalize-stderr: "you are using [0-9]+\.[0-9]+\.[0-9]+(-[a-zA-Z0-9]+)?( \([^)]*\))?" -> "you are using $$RUSTC_VERSION" #![feature(foo_bar_baz, foo(bar), foo = "baz", foo)] //~^ ERROR malformed `feature` //~| ERROR malformed `feature` diff --git a/tests/ui/feature-gates/gated-bad-feature.stderr b/tests/ui/feature-gates/gated-bad-feature.stderr index 2d01bdf3c1d..0e75dff14f8 100644 --- a/tests/ui/feature-gates/gated-bad-feature.stderr +++ b/tests/ui/feature-gates/gated-bad-feature.stderr @@ -1,41 +1,43 @@ error[E0556]: malformed `feature` attribute input - --> $DIR/gated-bad-feature.rs:1:25 + --> $DIR/gated-bad-feature.rs:2:25 | LL | #![feature(foo_bar_baz, foo(bar), foo = "baz", foo)] | ^^^^^^^^ help: expected just one word: `foo` error[E0556]: malformed `feature` attribute input - --> $DIR/gated-bad-feature.rs:1:35 + --> $DIR/gated-bad-feature.rs:2:35 | LL | #![feature(foo_bar_baz, foo(bar), foo = "baz", foo)] | ^^^^^^^^^^^ help: expected just one word: `foo` error[E0557]: feature has been removed - --> $DIR/gated-bad-feature.rs:8:12 + --> $DIR/gated-bad-feature.rs:9:12 | LL | #![feature(test_removed_feature)] | ^^^^^^^^^^^^^^^^^^^^ feature has been removed + | + = note: removed in 1.0.0 (you are using $RUSTC_VERSION) error: malformed `feature` attribute input - --> $DIR/gated-bad-feature.rs:6:1 + --> $DIR/gated-bad-feature.rs:7:1 | LL | #![feature] | ^^^^^^^^^^^ help: must be of the form: `#![feature(name1, name2, ...)]` error: malformed `feature` attribute input - --> $DIR/gated-bad-feature.rs:7:1 + --> $DIR/gated-bad-feature.rs:8:1 | LL | #![feature = "foo"] | ^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#![feature(name1, name2, ...)]` error[E0635]: unknown feature `foo_bar_baz` - --> $DIR/gated-bad-feature.rs:1:12 + --> $DIR/gated-bad-feature.rs:2:12 | LL | #![feature(foo_bar_baz, foo(bar), foo = "baz", foo)] | ^^^^^^^^^^^ error[E0635]: unknown feature `foo` - --> $DIR/gated-bad-feature.rs:1:48 + --> $DIR/gated-bad-feature.rs:2:48 | LL | #![feature(foo_bar_baz, foo(bar), foo = "baz", foo)] | ^^^ diff --git a/tests/ui/feature-gates/removed-features-note-version-and-pr-issue-141619.rs b/tests/ui/feature-gates/removed-features-note-version-and-pr-issue-141619.rs new file mode 100644 index 00000000000..ec6adb471ba --- /dev/null +++ b/tests/ui/feature-gates/removed-features-note-version-and-pr-issue-141619.rs @@ -0,0 +1,6 @@ +//@ normalize-stderr: "you are using [0-9]+\.[0-9]+\.[0-9]+(-[a-zA-Z0-9]+)?( \([^)]*\))?" -> "you are using $$RUSTC_VERSION" + +#![feature(external_doc)] //~ ERROR feature has been removed +#![doc(include("README.md"))] //~ ERROR unknown `doc` attribute `include` + +fn main(){} diff --git a/tests/ui/feature-gates/removed-features-note-version-and-pr-issue-141619.stderr b/tests/ui/feature-gates/removed-features-note-version-and-pr-issue-141619.stderr new file mode 100644 index 00000000000..43205c7360b --- /dev/null +++ b/tests/ui/feature-gates/removed-features-note-version-and-pr-issue-141619.stderr @@ -0,0 +1,20 @@ +error[E0557]: feature has been removed + --> $DIR/removed-features-note-version-and-pr-issue-141619.rs:3:12 + | +LL | #![feature(external_doc)] + | ^^^^^^^^^^^^ feature has been removed + | + = note: removed in 1.54.0 (you are using $RUSTC_VERSION); see <https://github.com/rust-lang/rust/pull/85457> for more information + = note: use #[doc = include_str!("filename")] instead, which handles macro invocations + +error: unknown `doc` attribute `include` + --> $DIR/removed-features-note-version-and-pr-issue-141619.rs:4:8 + | +LL | #![doc(include("README.md"))] + | ^^^^^^^^^^^^^^^^^^^^ + | + = note: `#[deny(invalid_doc_attributes)]` on by default + +error: aborting due to 2 previous errors + +For more information about this error, try `rustc --explain E0557`. diff --git a/tests/ui/macros/macro-reexport-removed.rs b/tests/ui/macros/macro-reexport-removed.rs index 4a054686d77..c1267f14cd8 100644 --- a/tests/ui/macros/macro-reexport-removed.rs +++ b/tests/ui/macros/macro-reexport-removed.rs @@ -1,4 +1,5 @@ //@ aux-build:two_macros.rs +//@ normalize-stderr: "you are using [0-9]+\.[0-9]+\.[0-9]+(-[a-zA-Z0-9]+)?( \([^)]*\))?" -> "you are using $$RUSTC_VERSION" #![feature(macro_reexport)] //~ ERROR feature has been removed diff --git a/tests/ui/macros/macro-reexport-removed.stderr b/tests/ui/macros/macro-reexport-removed.stderr index 475a586ddc0..d4940eeb775 100644 --- a/tests/ui/macros/macro-reexport-removed.stderr +++ b/tests/ui/macros/macro-reexport-removed.stderr @@ -1,13 +1,14 @@ error[E0557]: feature has been removed - --> $DIR/macro-reexport-removed.rs:3:12 + --> $DIR/macro-reexport-removed.rs:4:12 | LL | #![feature(macro_reexport)] | ^^^^^^^^^^^^^^ feature has been removed | + = note: removed in 1.0.0 (you are using $RUSTC_VERSION); see <https://github.com/rust-lang/rust/pull/49982> for more information = note: subsumed by `pub use` error: cannot find attribute `macro_reexport` in this scope - --> $DIR/macro-reexport-removed.rs:5:3 + --> $DIR/macro-reexport-removed.rs:6:3 | LL | #[macro_reexport(macro_one)] | ^^^^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `macro_export` diff --git a/tests/ui/rustdoc/renamed-features-rustdoc_internals.rs b/tests/ui/rustdoc/renamed-features-rustdoc_internals.rs index 739c624d0c6..2257130280d 100644 --- a/tests/ui/rustdoc/renamed-features-rustdoc_internals.rs +++ b/tests/ui/rustdoc/renamed-features-rustdoc_internals.rs @@ -1,3 +1,5 @@ +//@ normalize-stderr: "you are using [0-9]+\.[0-9]+\.[0-9]+(-[a-zA-Z0-9]+)?( \([^)]*\))?" -> "you are using $$RUSTC_VERSION" + #![feature(doc_keyword)] //~ ERROR #![feature(doc_primitive)] //~ ERROR #![crate_type = "lib"] diff --git a/tests/ui/rustdoc/renamed-features-rustdoc_internals.stderr b/tests/ui/rustdoc/renamed-features-rustdoc_internals.stderr index d0979ce97ac..9c664da8ee6 100644 --- a/tests/ui/rustdoc/renamed-features-rustdoc_internals.stderr +++ b/tests/ui/rustdoc/renamed-features-rustdoc_internals.stderr @@ -1,17 +1,19 @@ error[E0557]: feature has been removed - --> $DIR/renamed-features-rustdoc_internals.rs:1:12 + --> $DIR/renamed-features-rustdoc_internals.rs:3:12 | LL | #![feature(doc_keyword)] | ^^^^^^^^^^^ feature has been removed | + = note: removed in 1.58.0 (you are using $RUSTC_VERSION); see <https://github.com/rust-lang/rust/pull/90420> for more information = note: merged into `#![feature(rustdoc_internals)]` error[E0557]: feature has been removed - --> $DIR/renamed-features-rustdoc_internals.rs:2:12 + --> $DIR/renamed-features-rustdoc_internals.rs:4:12 | LL | #![feature(doc_primitive)] | ^^^^^^^^^^^^^ feature has been removed | + = note: removed in 1.58.0 (you are using $RUSTC_VERSION); see <https://github.com/rust-lang/rust/pull/90420> for more information = note: merged into `#![feature(rustdoc_internals)]` error: aborting due to 2 previous errors diff --git a/tests/ui/traits/const-traits/const-trait-impl-parameter-mismatch.rs b/tests/ui/traits/const-traits/const-trait-impl-parameter-mismatch.rs index f90ff91aff4..b563b78f78a 100644 --- a/tests/ui/traits/const-traits/const-trait-impl-parameter-mismatch.rs +++ b/tests/ui/traits/const-traits/const-trait-impl-parameter-mismatch.rs @@ -6,6 +6,7 @@ // Regression test for issue #125877. //@ compile-flags: -Znext-solver +//@ normalize-stderr: "you are using [0-9]+\.[0-9]+\.[0-9]+(-[a-zA-Z0-9]+)?( \([^)]*\))?" -> "you are using $$RUSTC_VERSION" #![feature(const_trait_impl, effects)] //~^ ERROR feature has been removed diff --git a/tests/ui/traits/const-traits/const-trait-impl-parameter-mismatch.stderr b/tests/ui/traits/const-traits/const-trait-impl-parameter-mismatch.stderr index d45c4cba1f8..a04f98e68a6 100644 --- a/tests/ui/traits/const-traits/const-trait-impl-parameter-mismatch.stderr +++ b/tests/ui/traits/const-traits/const-trait-impl-parameter-mismatch.stderr @@ -1,13 +1,14 @@ error[E0557]: feature has been removed - --> $DIR/const-trait-impl-parameter-mismatch.rs:10:30 + --> $DIR/const-trait-impl-parameter-mismatch.rs:11:30 | LL | #![feature(const_trait_impl, effects)] | ^^^^^^^ feature has been removed | + = note: removed in 1.84.0 (you are using $RUSTC_VERSION); see <https://github.com/rust-lang/rust/pull/132479> for more information = note: removed, redundant with `#![feature(const_trait_impl)]` error[E0049]: associated function `compute` has 0 type parameters but its trait declaration has 1 type parameter - --> $DIR/const-trait-impl-parameter-mismatch.rs:19:16 + --> $DIR/const-trait-impl-parameter-mismatch.rs:20:16 | LL | fn compute<T: ~const Aux>() -> u32; | - expected 1 type parameter diff --git a/tests/ui/type/pattern_types/matching.rs b/tests/ui/type/pattern_types/matching.rs index b8463a8e822..21f89b3b673 100644 --- a/tests/ui/type/pattern_types/matching.rs +++ b/tests/ui/type/pattern_types/matching.rs @@ -1,6 +1,7 @@ #![feature(pattern_types, pattern_type_macro, structural_match)] //@ check-pass +//@ compile-flags: -Zvalidate-mir use std::marker::StructuralPartialEq; use std::pat::pattern_type; |