bjoernager/rust
bjoernager/rust
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do not implement type traversal for EarlyBinder

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This commit is contained in:
lcnr 2022-09-16 15:09:38 +02:00
parent efa717bc2d
commit d398b54de6
3 changed files with 8 additions and 13 deletions
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12
compiler/rustc_middle/src/ty/structural_impls.rs
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@ -557,18 +557,6 @@ impl<'tcx, T: TypeVisitable<'tcx>> TypeVisitable<'tcx> for Box<[T]> {
}
}
impl<'tcx, T: TypeFoldable<'tcx>> TypeFoldable<'tcx> for ty::EarlyBinder<T> {
fn try_fold_with<F: FallibleTypeFolder<'tcx>>(self, folder: &mut F) -> Result<Self, F::Error> {
self.try_map_bound(|ty| ty.try_fold_with(folder))
}
}
impl<'tcx, T: TypeVisitable<'tcx>> TypeVisitable<'tcx> for ty::EarlyBinder<T> {
fn visit_with<V: TypeVisitor<'tcx>>(&self, visitor: &mut V) -> ControlFlow<V::BreakTy> {
self.as_ref().0.visit_with(visitor)
}
}
impl<'tcx, T: TypeFoldable<'tcx>> TypeFoldable<'tcx> for ty::Binder<'tcx, T> {
fn try_fold_with<F: FallibleTypeFolder<'tcx>>(self, folder: &mut F) -> Result<Self, F::Error> {
folder.try_fold_binder(self)