nordic-dev.net/rust
nordic-dev.net/rust
2
0
Fork 0
mirror of https://github.com/rust-lang/rust.git synced 2024-11-22 23:04:33 +00:00
Code Issues Packages Projects Releases Wiki Activity

We don't need impl_trait_in_trait_parent_fn anymore

Browse Source
This commit is contained in:
Michael Goulet 2023-07-30 23:45:00 +00:00
parent 44c8ab9f8b
commit 6f5c51f3f4
2 changed files with 4 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
compiler/rustc_middle/src/ty/mod.rs
View File

@ -2613,19 +2613,6 @@ impl<'tcx> TyCtxt<'tcx> {
matches!(self.trait_of_item(def_id), Some(trait_id) if self.has_attr(trait_id, sym::const_trait))
}
pub fn impl_trait_in_trait_parent_fn(self, mut def_id: DefId) -> DefId {
match self.opt_rpitit_info(def_id) {
Some(ImplTraitInTraitData::Trait { fn_def_id, .. })
| Some(ImplTraitInTraitData::Impl { fn_def_id, .. }) => fn_def_id,
None => {
while let def_kind = self.def_kind(def_id) && def_kind != DefKind::AssocFn {
def_id = self.parent(def_id);
}
def_id
}
}
}
/// Returns the `DefId` of the item within which the `impl Trait` is declared.
/// For type-alias-impl-trait this is the `type` alias.
/// For impl-trait-in-assoc-type this is the assoc type.

6
compiler/rustc_ty_utils/src/ty.rs
View File

@ -179,8 +179,10 @@ impl<'tcx> TypeVisitor<TyCtxt<'tcx>> for ImplTraitInTraitFinder<'_, 'tcx> {
fn visit_ty(&mut self, ty: Ty<'tcx>) -> std::ops::ControlFlow<Self::BreakTy> {
if let ty::Alias(ty::Projection, unshifted_alias_ty) = *ty.kind()
&& self.tcx.is_impl_trait_in_trait(unshifted_alias_ty.def_id)
&& self.tcx.impl_trait_in_trait_parent_fn(unshifted_alias_ty.def_id) == self.fn_def_id
&& let Some(ty::ImplTraitInTraitData::Trait { fn_def_id, .. }
| ty::ImplTraitInTraitData::Impl { fn_def_id, .. })
= self.tcx.opt_rpitit_info(unshifted_alias_ty.def_id)
&& fn_def_id == self.fn_def_id
&& self.seen.insert(unshifted_alias_ty.def_id)
{
// We have entered some binders as we've walked into the