bjoernager/rust
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only set noalias on Box with the global allocator

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This commit is contained in:
Ralf Jung 2024-03-05 11:32:03 +01:00
parent 5a1e5449c8
commit f391c0793b
17 changed files with 75 additions and 28 deletions
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4
compiler/rustc_codegen_cranelift/src/unsize.rs
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@ -74,10 +74,6 @@ fn unsize_ptr<'tcx>(
| (&ty::RawPtr(ty::TypeAndMut { ty: a, .. }), &ty::RawPtr(ty::TypeAndMut { ty: b, .. })) => {
(src, unsized_info(fx, *a, *b, old_info))
}
(&ty::Adt(def_a, _), &ty::Adt(def_b, _)) if def_a.is_box() && def_b.is_box() => {
let (a, b) = (src_layout.ty.boxed_ty(), dst_layout.ty.boxed_ty());
(src, unsized_info(fx, a, b, old_info))
}
(&ty::Adt(def_a, _), &ty::Adt(def_b, _)) => {
assert_eq!(def_a, def_b);