Rollup merge of #99386 - AngelicosPhosphoros:add_retain_test_maybeuninit, r=JohnTitor

[rust.git] / compiler / rustc_trait_selection / src / traits / auto_trait.rs

diff --git a/compiler/rustc_trait_selection/src/traits/auto_trait.rs b/compiler/rustc_trait_selection/src/traits/auto_trait.rs
index 294c81d0b2111590f5e408a6a2d1d42b7f2cee8d..6b230210888503d1c34412684eff79fbacd4f186 100644 (file)
--- a/compiler/rustc_trait_selection/src/traits/auto_trait.rs
+++ b/compiler/rustc_trait_selection/src/traits/auto_trait.rs
@@ -205,10 +205,8 @@ pub fn find_auto_trait_generics<A>(
             // At this point, we already have all of the bounds we need. FulfillmentContext is used
             // to store all of the necessary region/lifetime bounds in the InferContext, as well as
             // an additional sanity check.
-            let mut fulfill = <dyn TraitEngine<'tcx>>::new(tcx);
-            fulfill.register_bound(&infcx, full_env, ty, trait_did, ObligationCause::dummy());
-            let errors = fulfill.select_all_or_error(&infcx);
-
+            let errors =
+                super::fully_solve_bound(&infcx, ObligationCause::dummy(), full_env, ty, trait_did);
             if !errors.is_empty() {
                 panic!("Unable to fulfill trait {:?} for '{:?}': {:?}", trait_did, ty, errors);
             }