diff options
Diffstat (limited to 'compiler/rustc_middle/src/ty/erase_regions.rs')
-rw-r--r-- | compiler/rustc_middle/src/ty/erase_regions.rs | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/compiler/rustc_middle/src/ty/erase_regions.rs b/compiler/rustc_middle/src/ty/erase_regions.rs index 9e4f90caa..383773248 100644 --- a/compiler/rustc_middle/src/ty/erase_regions.rs +++ b/compiler/rustc_middle/src/ty/erase_regions.rs @@ -1,6 +1,5 @@ use crate::ty::fold::{TypeFoldable, TypeFolder, TypeSuperFoldable}; -use crate::ty::visit::TypeVisitable; -use crate::ty::{self, Ty, TyCtxt, TypeFlags}; +use crate::ty::{self, Ty, TyCtxt, TypeFlags, TypeVisitableExt}; pub(super) fn provide(providers: &mut ty::query::Providers) { *providers = ty::query::Providers { erase_regions_ty, ..*providers }; @@ -18,7 +17,7 @@ impl<'tcx> TyCtxt<'tcx> { /// subtyping, but they are anonymized and normalized as well).. pub fn erase_regions<T>(self, value: T) -> T where - T: TypeFoldable<'tcx>, + T: TypeFoldable<TyCtxt<'tcx>>, { // If there's nothing to erase avoid performing the query at all if !value.has_type_flags(TypeFlags::HAS_LATE_BOUND | TypeFlags::HAS_FREE_REGIONS) { @@ -35,8 +34,8 @@ struct RegionEraserVisitor<'tcx> { tcx: TyCtxt<'tcx>, } -impl<'tcx> TypeFolder<'tcx> for RegionEraserVisitor<'tcx> { - fn tcx<'b>(&'b self) -> TyCtxt<'tcx> { +impl<'tcx> TypeFolder<TyCtxt<'tcx>> for RegionEraserVisitor<'tcx> { + fn interner(&self) -> TyCtxt<'tcx> { self.tcx } @@ -46,7 +45,7 @@ impl<'tcx> TypeFolder<'tcx> for RegionEraserVisitor<'tcx> { fn fold_binder<T>(&mut self, t: ty::Binder<'tcx, T>) -> ty::Binder<'tcx, T> where - T: TypeFoldable<'tcx>, + T: TypeFoldable<TyCtxt<'tcx>>, { let u = self.tcx.anonymize_bound_vars(t); u.super_fold_with(self) |