map_bound_ref -> rebind

2020-10-16 14:04:11 -04:00
parent 11d62aa284
commit eba10270c6
21 changed files with 77 additions and 78 deletions
--- a/compiler/rustc_infer/src/traits/util.rs
+++ b/compiler/rustc_infer/src/traits/util.rs
@@ -134,7 +134,7 @@ impl Elaborator<'tcx> {

                let obligations = predicates.predicates.iter().map(|&(pred, _)| {
                    predicate_obligation(
-                        pred.subst_supertrait(tcx, &bound_predicate.map_bound(|_| data.trait_ref)),
+                        pred.subst_supertrait(tcx, &bound_predicate.rebind(data.trait_ref)),
                        obligation.param_env,
                        obligation.cause.clone(),
                    )