diff options
Diffstat (limited to 'compiler/rustc_infer/src/traits/util.rs')
| -rw-r--r-- | compiler/rustc_infer/src/traits/util.rs | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/compiler/rustc_infer/src/traits/util.rs b/compiler/rustc_infer/src/traits/util.rs index f5a1edf6d..e12c069dc 100644 --- a/compiler/rustc_infer/src/traits/util.rs +++ b/compiler/rustc_infer/src/traits/util.rs @@ -246,6 +246,13 @@ impl<'tcx> Elaborator<'tcx> { Component::UnresolvedInferenceVariable(_) => None, + Component::Opaque(def_id, substs) => { + let ty = tcx.mk_opaque(def_id, substs); + Some(ty::PredicateKind::TypeOutlives(ty::OutlivesPredicate( + ty, r_min, + ))) + } + Component::Projection(projection) => { // We might end up here if we have `Foo<<Bar as Baz>::Assoc>: 'a`. // With this, we can deduce that `<Bar as Baz>::Assoc: 'a`. @@ -262,8 +269,9 @@ impl<'tcx> Elaborator<'tcx> { None } }) - .map(ty::Binder::dummy) - .map(|predicate_kind| predicate_kind.to_predicate(tcx)) + .map(|predicate_kind| { + bound_predicate.rebind(predicate_kind).to_predicate(tcx) + }) .filter(|&predicate| visited.insert(predicate)) .map(|predicate| { predicate_obligation( |