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remove subst_supertrait call

This commit is contained in:
b-naber 2020-11-30 09:28:16 +01:00
parent 6a68966663
commit 9e920151a3
1 changed files with 1 additions and 3 deletions
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4
compiler/rustc_trait_selection/src/traits/object_safety.rs
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@ -257,13 +257,11 @@ fn predicates_reference_self(
}
fn bounds_reference_self(tcx: TyCtxt<'_>, trait_def_id: DefId) -> SmallVec<[Span; 1]> {
let trait_ref = ty::Binder::dummy(ty::TraitRef::identity(tcx, trait_def_id));
tcx.associated_items(trait_def_id)
.in_definition_order()
.filter(|item| item.kind == ty::AssocKind::Type)
.flat_map(|item| tcx.explicit_item_bounds(item.def_id))
.map(|&(predicate, sp)| (predicate.subst_supertrait(tcx, &trait_ref), sp))
.filter_map(|predicate| predicate_references_self(tcx, predicate))
.filter_map(|pred_span| predicate_references_self(tcx, *pred_span))
.collect()
}