bjoernager/rust
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Rollup merge of #105711 - compiler-errors:rpitit-references-errors, r=eholk

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bail in `collect_trait_impl_trait_tys` if signatures reference errors

Fixes #105290
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Matthias Krüger 2022-12-17 00:45:52 +01:00 • committed by GitHub
commit a6c6a8d216
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3 changed files with 44 additions and 0 deletions
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2
compiler/rustc_hir_analysis/src/check/compare_method.rs
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@ -405,6 +405,7 @@ pub fn collect_trait_impl_trait_tys<'tcx>(
tcx.fn_sig(impl_m.def_id),
),
);
impl_sig.error_reported()?;
let impl_return_ty = impl_sig.output();
// Normalize the trait signature with liberated bound vars, passing it through
@ -419,6 +420,7 @@ pub fn collect_trait_impl_trait_tys<'tcx>(
)
.fold_with(&mut collector);
let trait_sig = ocx.normalize(&norm_cause, param_env, unnormalized_trait_sig);
trait_sig.error_reported()?;
let trait_return_ty = trait_sig.output();
let wf_tys = FxIndexSet::from_iter(