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Sync from rust f794a08738

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This commit is contained in:
bjorn3 2025-12-18 10:42:16 +00:00
commit 4dc8f3ebce
1 changed files with 2 additions and 12 deletions
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14
src/inline_asm.rs
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@ -857,19 +857,9 @@ fn call_inline_asm<'tcx>(
fn asm_clif_type<'tcx>(fx: &FunctionCx<'_, '_, 'tcx>, ty: Ty<'tcx>) -> Option<types::Type> {
match ty.kind() {
// Adapted from https://github.com/rust-lang/rust/blob/f3c66088610c1b80110297c2d9a8b5f9265b013f/compiler/rustc_hir_analysis/src/check/intrinsicck.rs#L136-L151
// Adapted from https://github.com/rust-lang/rust/blob/df44a57fd29fca899ce473f85ed64efd0708dd7c/compiler/rustc_hir_typeck/src/inline_asm.rs#L180-L183
ty::Adt(adt, args) if fx.tcx.is_lang_item(adt.did(), LangItem::MaybeUninit) => {
let fields = &adt.non_enum_variant().fields;
let ty = fields[FieldIdx::ONE].ty(fx.tcx, args);
let ty::Adt(ty, args) = ty.kind() else {
unreachable!("expected first field of `MaybeUninit` to be an ADT")
};
assert!(
ty.is_manually_drop(),
"expected first field of `MaybeUninit` to be `ManuallyDrop`"
);
let fields = &ty.non_enum_variant().fields;
let ty = fields[FieldIdx::ZERO].ty(fx.tcx, args);
let ty = args.type_at(0);
fx.clif_type(ty)
}
_ => fx.clif_type(ty),