Point at HIR types when impl trait ref doesn't normalize

2023-01-12 18:51:09 +00:00
parent 1bc3683b32
commit d76e168f01
4 changed files with 38 additions and 22 deletions
--- a/compiler/rustc_hir_analysis/src/check/wfcheck.rs
+++ b/compiler/rustc_hir_analysis/src/check/wfcheck.rs
@@ -1254,7 +1254,11 @@ fn check_impl<'tcx>(
                // therefore don't need to be WF (the trait's `Self: Trait` predicate
                // won't hold).
                let trait_ref = tcx.impl_trait_ref(item.owner_id).unwrap();
-                let trait_ref = wfcx.normalize(ast_trait_ref.path.span, None, trait_ref);
+                let trait_ref = wfcx.normalize(
+                    ast_trait_ref.path.span,
+                    Some(WellFormedLoc::Ty(item.hir_id().expect_owner().def_id)),
+                    trait_ref,
+                );
                let trait_pred = ty::TraitPredicate {
                    trait_ref,
                    constness: match constness {