1 files changed, 12 insertions, 0 deletions
diff --git a/contrib/llvm-project/clang/lib/AST/ASTStructuralEquivalence.cpp b/contrib/llvm-project/clang/lib/AST/ASTStructuralEquivalence.cpp
index 6bb4bf14b873..1f492b051e03 100644
--- a/contrib/llvm-project/clang/lib/AST/ASTStructuralEquivalence.cpp
+++ b/contrib/llvm-project/clang/lib/AST/ASTStructuralEquivalence.cpp
@@ -1978,6 +1978,18 @@ static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context,
 }
 
 static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context,
+                                     TypeAliasTemplateDecl *D1,
+                                     TypeAliasTemplateDecl *D2) {
+  // Check template parameters.
+  if (!IsTemplateDeclCommonStructurallyEquivalent(Context, D1, D2))
+    return false;
+
+  // Check the templated declaration.
+  return IsStructurallyEquivalent(Context, D1->getTemplatedDecl(),
+                                  D2->getTemplatedDecl());
+}
+
+static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context,
                                      ConceptDecl *D1,
                                      ConceptDecl *D2) {
   // Check template parameters.