diff options
Diffstat (limited to 'compiler/rustc_trait_selection/src/traits/util.rs')
| -rw-r--r-- | compiler/rustc_trait_selection/src/traits/util.rs | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/compiler/rustc_trait_selection/src/traits/util.rs b/compiler/rustc_trait_selection/src/traits/util.rs index 7b7e297c64b..82f3df40198 100644 --- a/compiler/rustc_trait_selection/src/traits/util.rs +++ b/compiler/rustc_trait_selection/src/traits/util.rs @@ -197,6 +197,7 @@ pub fn impl_subject_and_oblig<'a, 'tcx>( param_env: ty::ParamEnv<'tcx>, impl_def_id: DefId, impl_substs: SubstsRef<'tcx>, + cause: impl Fn(usize, Span) -> ObligationCause<'tcx>, ) -> (ImplSubject<'tcx>, impl Iterator<Item = PredicateObligation<'tcx>>) { let subject = selcx.tcx().impl_subject(impl_def_id); let subject = subject.subst(selcx.tcx(), impl_substs); @@ -208,8 +209,7 @@ pub fn impl_subject_and_oblig<'a, 'tcx>( let predicates = predicates.instantiate(selcx.tcx(), impl_substs); let InferOk { value: predicates, obligations: normalization_obligations2 } = selcx.infcx.at(&ObligationCause::dummy(), param_env).normalize(predicates); - let impl_obligations = - super::predicates_for_generics(|_, _| ObligationCause::dummy(), param_env, predicates); + let impl_obligations = super::predicates_for_generics(cause, param_env, predicates); let impl_obligations = impl_obligations .chain(normalization_obligations1.into_iter()) |