diff options
15 files changed, 152 insertions, 42 deletions
diff --git a/compiler/rustc_ast/src/util/classify.rs b/compiler/rustc_ast/src/util/classify.rs index fbb4cf43a95..cdc244c1218 100644 --- a/compiler/rustc_ast/src/util/classify.rs +++ b/compiler/rustc_ast/src/util/classify.rs @@ -21,6 +21,7 @@ pub fn expr_requires_semi_to_be_stmt(e: &ast::Expr) -> bool { | ast::ExprKind::Loop(..) | ast::ExprKind::ForLoop(..) | ast::ExprKind::TryBlock(..) + | ast::ExprKind::ConstBlock(..) ) } diff --git a/compiler/rustc_hir_typeck/src/method/probe.rs b/compiler/rustc_hir_typeck/src/method/probe.rs index c78a32c29dc..ae299cc9d13 100644 --- a/compiler/rustc_hir_typeck/src/method/probe.rs +++ b/compiler/rustc_hir_typeck/src/method/probe.rs @@ -9,7 +9,6 @@ use rustc_data_structures::fx::FxHashSet; use rustc_errors::Applicability; use rustc_hir as hir; use rustc_hir::def::DefKind; -use rustc_hir::def::Namespace; use rustc_infer::infer::canonical::OriginalQueryValues; use rustc_infer::infer::canonical::{Canonical, QueryResponse}; use rustc_infer::infer::type_variable::{TypeVariableOrigin, TypeVariableOriginKind}; @@ -1876,6 +1875,15 @@ impl<'a, 'tcx> ProbeContext<'a, 'tcx> { self.tcx.erase_late_bound_regions(value) } + /// Determine if the given associated item type is relevant in the current context. + fn is_relevant_kind_for_mode(&self, kind: ty::AssocKind) -> bool { + match (self.mode, kind) { + (Mode::MethodCall, ty::AssocKind::Fn) => true, + (Mode::Path, ty::AssocKind::Const | ty::AssocKind::Fn) => true, + _ => false, + } + } + /// Finds the method with the appropriate name (or return type, as the case may be). If /// `allow_similar_names` is set, find methods with close-matching names. // The length of the returned iterator is nearly always 0 or 1 and this @@ -1888,7 +1896,7 @@ impl<'a, 'tcx> ProbeContext<'a, 'tcx> { .associated_items(def_id) .in_definition_order() .filter(|x| { - if x.kind.namespace() != Namespace::ValueNS { + if !self.is_relevant_kind_for_mode(x.kind) { return false; } match lev_distance_with_substrings(name.as_str(), x.name.as_str(), max_dist) @@ -1902,10 +1910,16 @@ impl<'a, 'tcx> ProbeContext<'a, 'tcx> { } else { self.fcx .associated_value(def_id, name) + .filter(|x| self.is_relevant_kind_for_mode(x.kind)) .map_or_else(SmallVec::new, |x| SmallVec::from_buf([x])) } } else { - self.tcx.associated_items(def_id).in_definition_order().copied().collect() + self.tcx + .associated_items(def_id) + .in_definition_order() + .filter(|x| self.is_relevant_kind_for_mode(x.kind)) + .copied() + .collect() } } } diff --git a/compiler/rustc_target/src/spec/aarch64_apple_darwin.rs b/compiler/rustc_target/src/spec/aarch64_apple_darwin.rs index 0f6bbc32317..e72cab629ff 100644 --- a/compiler/rustc_target/src/spec/aarch64_apple_darwin.rs +++ b/compiler/rustc_target/src/spec/aarch64_apple_darwin.rs @@ -1,4 +1,4 @@ -use super::apple_base::{macos_link_env_remove, macos_llvm_target, opts, Arch}; +use super::apple_base::{macos_llvm_target, opts, Arch}; use crate::spec::{FramePointer, SanitizerSet, Target, TargetOptions}; pub fn target() -> Target { @@ -10,8 +10,6 @@ pub fn target() -> Target { // FIXME: The leak sanitizer currently fails the tests, see #88132. base.supported_sanitizers = SanitizerSet::ADDRESS | SanitizerSet::CFI | SanitizerSet::THREAD; - base.link_env_remove.to_mut().extend(macos_link_env_remove()); - Target { // Clang automatically chooses a more specific target based on // MACOSX_DEPLOYMENT_TARGET. To enable cross-language LTO to work diff --git a/compiler/rustc_target/src/spec/apple/tests.rs b/compiler/rustc_target/src/spec/apple/tests.rs index d062b36742d..3c90a5e7e93 100644 --- a/compiler/rustc_target/src/spec/apple/tests.rs +++ b/compiler/rustc_target/src/spec/apple/tests.rs @@ -1,6 +1,6 @@ use crate::spec::{ - aarch64_apple_ios_sim, aarch64_apple_watchos_sim, x86_64_apple_ios, x86_64_apple_tvos, - x86_64_apple_watchos_sim, + aarch64_apple_darwin, aarch64_apple_ios_sim, aarch64_apple_watchos_sim, i686_apple_darwin, + x86_64_apple_darwin, x86_64_apple_ios, x86_64_apple_tvos, x86_64_apple_watchos_sim, }; #[test] @@ -18,3 +18,18 @@ fn simulator_targets_set_abi() { assert_eq!(target.abi, "sim") } } + +#[test] +fn macos_link_environment_unmodified() { + let all_macos_targets = [ + aarch64_apple_darwin::target(), + i686_apple_darwin::target(), + x86_64_apple_darwin::target(), + ]; + + for target in all_macos_targets { + // macOS targets should only remove information for cross-compiling, but never + // for the host. + assert_eq!(target.link_env_remove, crate::spec::cvs!["IPHONEOS_DEPLOYMENT_TARGET"]); + } +} diff --git a/compiler/rustc_target/src/spec/apple_base.rs b/compiler/rustc_target/src/spec/apple_base.rs index 23c826cb1bd..7f8160b5dec 100644 --- a/compiler/rustc_target/src/spec/apple_base.rs +++ b/compiler/rustc_target/src/spec/apple_base.rs @@ -72,16 +72,6 @@ impl Arch { Arm64_sim => "apple-a12", } } - - fn link_env_remove(self) -> StaticCow<[StaticCow<str>]> { - match self { - Armv7 | Armv7k | Armv7s | Arm64 | Arm64_32 | I386 | I686 | X86_64 | X86_64_sim - | Arm64_sim => { - cvs!["MACOSX_DEPLOYMENT_TARGET"] - } - X86_64_macabi | Arm64_macabi => cvs!["IPHONEOS_DEPLOYMENT_TARGET"], - } - } } fn pre_link_args(os: &'static str, arch: Arch, abi: &'static str) -> LinkArgs { @@ -140,7 +130,7 @@ pub fn opts(os: &'static str, arch: Arch) -> TargetOptions { abi: abi.into(), os: os.into(), cpu: arch.target_cpu().into(), - link_env_remove: arch.link_env_remove(), + link_env_remove: link_env_remove(arch, os), vendor: "apple".into(), linker_flavor: LinkerFlavor::Darwin(Cc::Yes, Lld::No), // macOS has -dead_strip, which doesn't rely on function_sections @@ -211,20 +201,38 @@ pub fn macos_llvm_target(arch: Arch) -> String { format!("{}-apple-macosx{}.{}.0", arch.target_name(), major, minor) } -pub fn macos_link_env_remove() -> Vec<StaticCow<str>> { - let mut env_remove = Vec::with_capacity(2); - // Remove the `SDKROOT` environment variable if it's clearly set for the wrong platform, which - // may occur when we're linking a custom build script while targeting iOS for example. - if let Ok(sdkroot) = env::var("SDKROOT") { - if sdkroot.contains("iPhoneOS.platform") || sdkroot.contains("iPhoneSimulator.platform") { - env_remove.push("SDKROOT".into()) +fn link_env_remove(arch: Arch, os: &'static str) -> StaticCow<[StaticCow<str>]> { + // Apple platforms only officially support macOS as a host for any compilation. + // + // If building for macOS, we go ahead and remove any erronous environment state + // that's only applicable to cross-OS compilation. Always leave anything for the + // host OS alone though. + if os == "macos" { + let mut env_remove = Vec::with_capacity(2); + // Remove the `SDKROOT` environment variable if it's clearly set for the wrong platform, which + // may occur when we're linking a custom build script while targeting iOS for example. + if let Ok(sdkroot) = env::var("SDKROOT") { + if sdkroot.contains("iPhoneOS.platform") || sdkroot.contains("iPhoneSimulator.platform") + { + env_remove.push("SDKROOT".into()) + } + } + // Additionally, `IPHONEOS_DEPLOYMENT_TARGET` must not be set when using the Xcode linker at + // "/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld", + // although this is apparently ignored when using the linker at "/usr/bin/ld". + env_remove.push("IPHONEOS_DEPLOYMENT_TARGET".into()); + env_remove.into() + } else { + // Otherwise if cross-compiling for a different OS/SDK, remove any part + // of the linking environment that's wrong and reversed. + match arch { + Armv7 | Armv7k | Armv7s | Arm64 | Arm64_32 | I386 | I686 | X86_64 | X86_64_sim + | Arm64_sim => { + cvs!["MACOSX_DEPLOYMENT_TARGET"] + } + X86_64_macabi | Arm64_macabi => cvs!["IPHONEOS_DEPLOYMENT_TARGET"], } } - // Additionally, `IPHONEOS_DEPLOYMENT_TARGET` must not be set when using the Xcode linker at - // "/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld", - // although this is apparently ignored when using the linker at "/usr/bin/ld". - env_remove.push("IPHONEOS_DEPLOYMENT_TARGET".into()); - env_remove } fn ios_deployment_target() -> (u32, u32) { diff --git a/compiler/rustc_target/src/spec/i686_apple_darwin.rs b/compiler/rustc_target/src/spec/i686_apple_darwin.rs index 8b968af5ecc..ad22467ba9c 100644 --- a/compiler/rustc_target/src/spec/i686_apple_darwin.rs +++ b/compiler/rustc_target/src/spec/i686_apple_darwin.rs @@ -1,4 +1,4 @@ -use super::apple_base::{macos_link_env_remove, macos_llvm_target, opts, Arch}; +use super::apple_base::{macos_llvm_target, opts, Arch}; use crate::spec::{Cc, FramePointer, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { @@ -7,7 +7,6 @@ pub fn target() -> Target { let mut base = opts("macos", arch); base.max_atomic_width = Some(64); base.add_pre_link_args(LinkerFlavor::Darwin(Cc::Yes, Lld::No), &["-m32"]); - base.link_env_remove.to_mut().extend(macos_link_env_remove()); base.stack_probes = StackProbeType::X86; base.frame_pointer = FramePointer::Always; diff --git a/compiler/rustc_target/src/spec/x86_64_apple_darwin.rs b/compiler/rustc_target/src/spec/x86_64_apple_darwin.rs index c053031612c..9a3e7a80500 100644 --- a/compiler/rustc_target/src/spec/x86_64_apple_darwin.rs +++ b/compiler/rustc_target/src/spec/x86_64_apple_darwin.rs @@ -1,4 +1,4 @@ -use super::apple_base::{macos_link_env_remove, macos_llvm_target, opts, Arch}; +use super::apple_base::{macos_llvm_target, opts, Arch}; use crate::spec::{Cc, FramePointer, LinkerFlavor, Lld, SanitizerSet}; use crate::spec::{StackProbeType, Target, TargetOptions}; @@ -8,7 +8,6 @@ pub fn target() -> Target { base.max_atomic_width = Some(128); // core2 supports cmpxchg16b base.frame_pointer = FramePointer::Always; base.add_pre_link_args(LinkerFlavor::Darwin(Cc::Yes, Lld::No), &["-m64"]); - base.link_env_remove.to_mut().extend(macos_link_env_remove()); base.stack_probes = StackProbeType::X86; base.supported_sanitizers = SanitizerSet::ADDRESS | SanitizerSet::CFI | SanitizerSet::LEAK | SanitizerSet::THREAD; diff --git a/src/test/run-make/macos-deployment-target/Makefile b/src/test/run-make/macos-deployment-target/Makefile new file mode 100644 index 00000000000..70fca043653 --- /dev/null +++ b/src/test/run-make/macos-deployment-target/Makefile @@ -0,0 +1,21 @@ +# only-macos +# +# Check that a set deployment target actually makes it to the linker. +# This is important since its a compatibility hazard. The linker will +# generate load commands differently based on what minimum OS it can assume. + +include ../../run-make-fulldeps/tools.mk + +ifeq ($(strip $(shell uname -m)),arm64) + GREP_PATTERN = "minos 11.0" +else + GREP_PATTERN = "version 10.9" +endif + +OUT_FILE=$(TMPDIR)/with_deployment_target.dylib +all: + env MACOSX_DEPLOYMENT_TARGET=10.9 $(RUSTC) with_deployment_target.rs -o $(OUT_FILE) +# XXX: The check is for either the x86_64 minimum OR the aarch64 minimum (M1 starts at macOS 11). +# They also use different load commands, so we let that change with each too. The aarch64 check +# isn't as robust as the x86 one, but testing both seems unneeded. + vtool -show-build $(OUT_FILE) | $(CGREP) -e $(GREP_PATTERN) diff --git a/src/test/run-make/macos-deployment-target/with_deployment_target.rs b/src/test/run-make/macos-deployment-target/with_deployment_target.rs new file mode 100644 index 00000000000..342fe0ecbcf --- /dev/null +++ b/src/test/run-make/macos-deployment-target/with_deployment_target.rs @@ -0,0 +1,4 @@ +#![crate_type = "cdylib"] + +#[allow(dead_code)] +fn something_and_nothing() {} diff --git a/src/test/ui/inline-const/expr-with-block-err.rs b/src/test/ui/inline-const/expr-with-block-err.rs new file mode 100644 index 00000000000..f7547742ddc --- /dev/null +++ b/src/test/ui/inline-const/expr-with-block-err.rs @@ -0,0 +1,6 @@ +#![feature(inline_const)] + +fn main() { + const { 2 } - const { 1 }; + //~^ ERROR mismatched types +} diff --git a/src/test/ui/inline-const/expr-with-block-err.stderr b/src/test/ui/inline-const/expr-with-block-err.stderr new file mode 100644 index 00000000000..6f7408f4e2a --- /dev/null +++ b/src/test/ui/inline-const/expr-with-block-err.stderr @@ -0,0 +1,9 @@ +error[E0308]: mismatched types + --> $DIR/expr-with-block-err.rs:4:13 + | +LL | const { 2 } - const { 1 }; + | ^ expected `()`, found integer + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0308`. diff --git a/src/test/ui/inline-const/expr-with-block.rs b/src/test/ui/inline-const/expr-with-block.rs new file mode 100644 index 00000000000..391872476fc --- /dev/null +++ b/src/test/ui/inline-const/expr-with-block.rs @@ -0,0 +1,10 @@ +// check-pass +#![feature(inline_const)] +fn main() { + match true { + true => const {} + false => () + } + const {} + () +} diff --git a/src/test/ui/rfc-2632-const-trait-impl/issue-79450.rs b/src/test/ui/rfc-2632-const-trait-impl/issue-79450.rs new file mode 100644 index 00000000000..b604c65d751 --- /dev/null +++ b/src/test/ui/rfc-2632-const-trait-impl/issue-79450.rs @@ -0,0 +1,20 @@ +#![feature(const_fmt_arguments_new)] +#![feature(const_trait_impl)] + +#[const_trait] +trait Tr { + fn req(&self); + + fn prov(&self) { + println!("lul"); //~ ERROR: cannot call non-const fn `_print` in constant functions + self.req(); + } +} + +struct S; + +impl const Tr for S { + fn req(&self) {} +} + +fn main() {} diff --git a/src/test/ui/rfc-2632-const-trait-impl/issue-79450.stderr b/src/test/ui/rfc-2632-const-trait-impl/issue-79450.stderr new file mode 100644 index 00000000000..082c0333fbf --- /dev/null +++ b/src/test/ui/rfc-2632-const-trait-impl/issue-79450.stderr @@ -0,0 +1,12 @@ +error[E0015]: cannot call non-const fn `_print` in constant functions + --> $DIR/issue-79450.rs:9:9 + | +LL | println!("lul"); + | ^^^^^^^^^^^^^^^ + | + = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants + = note: this error originates in the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0015`. diff --git a/src/test/ui/suggestions/dont-suggest-ufcs-for-const.stderr b/src/test/ui/suggestions/dont-suggest-ufcs-for-const.stderr index 04e0511d788..0d9543e0b8f 100644 --- a/src/test/ui/suggestions/dont-suggest-ufcs-for-const.stderr +++ b/src/test/ui/suggestions/dont-suggest-ufcs-for-const.stderr @@ -2,13 +2,7 @@ error[E0599]: no method named `MAX` found for type `u32` in the current scope --> $DIR/dont-suggest-ufcs-for-const.rs:2:11 | LL | 1_u32.MAX(); - | ------^^^-- - | | | - | | this is an associated function, not a method - | help: use associated function syntax instead: `u32::MAX()` - | - = note: found the following associated functions; to be used as methods, functions must have a `self` parameter - = note: the candidate is defined in an impl for the type `u32` + | ^^^ method not found in `u32` error: aborting due to previous error |