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Relax constrained generics to TypeVisitable

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This commit is contained in:
Alan Egerton 2022-06-17 13:10:07 +01:00
parent f66c06f7f2
commit e9e5d0685b
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23 changed files with 56 additions and 43 deletions
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compiler/rustc_middle/src/ty/structural_impls.rs
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@ -453,7 +453,7 @@ impl<'a, 'tcx> Lift<'tcx> for ty::PredicateKind<'a> {
impl<'a, 'tcx, T: Lift<'tcx>> Lift<'tcx> for ty::Binder<'a, T>
where
<T as Lift<'tcx>>::Lifted: TypeFoldable<'tcx>,
<T as Lift<'tcx>>::Lifted: TypeVisitable<'tcx>,
{
type Lifted = ty::Binder<'tcx, T::Lifted>;
fn lift_to_tcx(self, tcx: TyCtxt<'tcx>) -> Option<Self::Lifted> {