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Auto merge of #122045 - matthiaskrgr:rollup-5l3vpn7, r=matthiaskrgr

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Rollup of 9 pull requests

Successful merges:

 - #121065 (Add basic i18n guidance for `Display`)
 - #121744 (Stop using Bubble in coherence and instead emulate it with an intercrate check)
 - #121829 (Dummy tweaks (attempt 2))
 - #121857 (Implement async closure signature deduction)
 - #121894 (const_eval_select: make it safe but be careful with what we expose on stable for now)
 - #122014 (Change some attributes to only_local.)
 - #122016 (will_wake tests fail on Miri and that is expected)
 - #122018 (only set noalias on Box with the global allocator)
 - #122028 (Remove some dead code)

r? `@ghost`
`@rustbot` modify labels: rollup
This commit is contained in:
bors 2024-03-06 02:18:22 +00:00
commit b77e0184a9
44 changed files with 291 additions and 133 deletions
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compiler/rustc_ty_utils/src/abi.rs
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@ -452,7 +452,7 @@ fn adjust_for_rust_scalar<'tcx>(
let no_alias = match kind {
PointerKind::SharedRef { frozen } => frozen,
PointerKind::MutableRef { unpin } => unpin && noalias_mut_ref,
PointerKind::Box { unpin } => unpin && noalias_for_box,
PointerKind::Box { unpin, global } => unpin && global && noalias_for_box,
};
// We can never add `noalias` in return position; that LLVM attribute has some very surprising semantics
// (see <https://github.com/rust-lang/unsafe-code-guidelines/issues/385#issuecomment-1368055745>).