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Rollup merge of #93290 - lcnr:same_type, r=jackh726

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remove `TyS::same_type`

This function ignored regions and constants in adts, but didn't do so for references or any other types. cc https://github.com/rust-lang/rust/pull/93148#discussion_r791408057
This commit is contained in:
Matthias Krüger 2022-02-01 16:08:05 +01:00 • committed by GitHub
commit 724ce3798f
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22 changed files with 30 additions and 50 deletions
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compiler/rustc_trait_selection/src/traits/error_reporting/suggestions.rs
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@ -1555,7 +1555,7 @@ impl<'a, 'tcx> InferCtxtExt<'tcx> for InferCtxt<'a, 'tcx> {
// `erase_late_bound_regions`.
let ty_erased = self.tcx.erase_late_bound_regions(ty);
let ty_erased = self.tcx.erase_regions(ty_erased);
let eq = ty::TyS::same_type(ty_erased, target_ty_erased);
let eq = ty_erased == target_ty_erased;
debug!(
"maybe_note_obligation_cause_for_async_await: ty_erased={:?} \
target_ty_erased={:?} eq={:?}",