fix simplify_type

2022-05-13 20:23:22 +02:00
parent 00755e4ca6
commit db19e2bd01
9 changed files with 63 additions and 86 deletions
--- a/compiler/rustc_trait_selection/src/traits/select/mod.rs
+++ b/compiler/rustc_trait_selection/src/traits/select/mod.rs
@@ -2142,13 +2142,10 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
                        let simplified_obligation_ty = fast_reject::simplify_type(
                            self.tcx(),
                            obligation_ty,
-                            TreatParams::AsBoundTypes,
-                        );
-                        let simplified_impl_ty = fast_reject::simplify_type(
-                            self.tcx(),
-                            impl_ty,
-                            TreatParams::AsPlaceholders,
+                            TreatParams::AsPlaceholder,
                        );
+                        let simplified_impl_ty =
+                            fast_reject::simplify_type(self.tcx(), impl_ty, TreatParams::AsInfer);

                        simplified_obligation_ty.is_some()
                            && simplified_impl_ty.is_some()