1 files changed, 18 insertions, 0 deletions
diff --git a/cross-project-tests/debuginfo-tests/clang_llvm_roundtrip/simplified_template_names.cpp b/cross-project-tests/debuginfo-tests/clang_llvm_roundtrip/simplified_template_names.cpp
index 5b1afcb29cc7..9bc14f8ce657 100644
--- a/cross-project-tests/debuginfo-tests/clang_llvm_roundtrip/simplified_template_names.cpp
+++ b/cross-project-tests/debuginfo-tests/clang_llvm_roundtrip/simplified_template_names.cpp
@@ -333,3 +333,21 @@ void t8::mem() {
   f1<t7>();
   f1<decltype(&t8::mem)>();
 }
+namespace complex_type_units {
+void external_function();
+namespace {
+struct internal_type;
+}
+template <void (*)() = external_function> struct t2;
+template <typename = t2<>> class t3 {};
+template <typename = internal_type, typename = t3<>>
+struct t4 {
+};
+struct t5 {
+    t4<> v1;
+};
+void f1() {
+  t5 v1;
+  t3<> v2;
+}
+}