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-rw-r--r--compiler/rustc_middle/src/ty/structural_impls.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_middle/src/ty/structural_impls.rs b/compiler/rustc_middle/src/ty/structural_impls.rs
index 26861666c1d..2fcb2a1572a 100644
--- a/compiler/rustc_middle/src/ty/structural_impls.rs
+++ b/compiler/rustc_middle/src/ty/structural_impls.rs
@@ -779,5 +779,6 @@ list_fold! {
     ty::Clauses<'tcx> : mk_clauses,
     &'tcx ty::List<ty::PolyExistentialPredicate<'tcx>> : mk_poly_existential_predicates,
     &'tcx ty::List<PlaceElem<'tcx>> : mk_place_elems,
+    &'tcx ty::List<ty::Pattern<'tcx>> : mk_patterns,
     CanonicalVarInfos<'tcx> : mk_canonical_var_infos,
 }