bjoernager/rust
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Rigidly project missing item due to guaranteed impossible sized predicate

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This commit is contained in:
Michael Goulet 2025-03-26 18:57:13 +00:00
parent 48f89e7659
commit 27836e1e57
8 changed files with 281 additions and 52 deletions
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8
compiler/rustc_hir_analysis/src/check/check.rs
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@ -943,7 +943,7 @@ fn check_impl_items_against_trait<'tcx>(
let cause = ObligationCause::misc(tcx.def_span(impl_id), impl_id);
let param_env = tcx.param_env(impl_id);
let self_is_guaranteed_unsized = match tcx
let self_is_guaranteed_unsized = tcx
.struct_tail_raw(
trait_ref.self_ty(),
|ty| {
@ -957,11 +957,7 @@ fn check_impl_items_against_trait<'tcx>(
},
|| (),
)
.kind()
{
ty::Dynamic(_, _, ty::DynKind::Dyn) | ty::Slice(_) | ty::Str => true,
_ => false,
};
.is_guaranteed_unsized_raw();
for &impl_item in impl_item_refs {
let ty_impl_item = tcx.associated_item(impl_item);