1 files changed, 2 insertions, 2 deletions
diff --git a/compiler/rustc_hir_analysis/src/check/compare_method.rs b/compiler/rustc_hir_analysis/src/check/compare_method.rs
index 0e8ac17fb71..660c56ee8b0 100644
--- a/compiler/rustc_hir_analysis/src/check/compare_method.rs
+++ b/compiler/rustc_hir_analysis/src/check/compare_method.rs
@@ -611,11 +611,11 @@ pub fn collect_trait_impl_trait_tys<'tcx>(
                 collected_tys.insert(def_id, ty);
             }
             Err(err) => {
-                tcx.sess.delay_span_bug(
+                let reported = tcx.sess.delay_span_bug(
                     return_span,
                     format!("could not fully resolve: {ty} => {err:?}"),
                 );
-                collected_tys.insert(def_id, tcx.ty_error());
+                collected_tys.insert(def_id, tcx.ty_error_with_guaranteed(reported));
             }
         }
     }