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Use the right binder for rebinding PolyTraitRef

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This commit is contained in:
Michael Goulet 2025-02-12 23:52:53 +00:00
parent ef148cd7eb
commit 88193aad72
2 changed files with 20 additions and 2 deletions
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4
compiler/rustc_trait_selection/src/traits/util.rs
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@ -47,11 +47,11 @@ pub fn expand_trait_aliases<'tcx>(
queue.extend(
tcx.explicit_super_predicates_of(trait_pred.def_id())
.iter_identity_copied()
.map(|(clause, span)| {
.map(|(super_clause, span)| {
let mut spans = spans.clone();
spans.push(span);
(
clause.instantiate_supertrait(
super_clause.instantiate_supertrait(
tcx,
clause.kind().rebind(trait_pred.trait_ref),
),