bjoernager/rust
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Stabilize asm! and global_asm!

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They are also removed from the prelude as per the decision in
https://github.com/rust-lang/rust/issues/87228.

stdarch and compiler-builtins are updated to work with the new, stable
asm! and global_asm! macros.
This commit is contained in:
Amanieu d'Antras 2021-12-10 00:15:33 +00:00
parent b3a55371a7
commit 44a3a66ee8
123 changed files with 540 additions and 1636 deletions
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6
compiler/rustc_lint/src/builtin.rs
View file

@ -3147,7 +3147,8 @@ declare_lint! {
/// ### Example
///
/// ```rust,compile_fail
/// #![feature(asm)]
/// use std::arch::asm;
///
/// fn main() {
/// unsafe {
/// asm!("foo: bar");
@ -3164,10 +3165,7 @@ declare_lint! {
/// of this, GNU assembler [local labels] *must* be used instead of labels
/// with a name. Using named labels might cause assembler or linker errors.
///
/// See the [unstable book] for more details.
///
/// [local labels]: https://sourceware.org/binutils/docs/as/Symbol-Names.html#Local-Labels
/// [unstable book]: https://doc.rust-lang.org/nightly/unstable-book/library-features/asm.html#labels
pub NAMED_ASM_LABELS,
Deny,
"named labels in inline assembly",

2
compiler/rustc_lint/src/context.rs
View file

@ -772,7 +772,7 @@ pub trait LintContext: Sized {
}
BuiltinLintDiagnostics::NamedAsmLabel(help) => {
db.help(&help);
db.note("see the asm section of the unstable book <https://doc.rust-lang.org/nightly/unstable-book/library-features/asm.html#labels> for more information");
//db.note("see the asm section of the unstable book <https://doc.rust-lang.org/nightly/unstable-book/library-features/asm.html#labels> for more information");
}
}
// Rewrap `db`, and pass control to the user.