1 files changed, 13 insertions, 0 deletions
diff --git a/clang/test/SemaTemplate/recovery-crash.cpp b/clang/test/SemaTemplate/recovery-crash.cpp
index b5a0e1fa13f..78f6db40d5c 100644
--- a/clang/test/SemaTemplate/recovery-crash.cpp
+++ b/clang/test/SemaTemplate/recovery-crash.cpp
@@ -22,3 +22,16 @@ namespace PR16134 {
   template <class P> struct S // expected-error {{expected ';'}}
   template <> static S<Q>::f() // expected-error +{{}}
 }
+
+namespace PR16225 {
+  template <typename T> void f();
+  template<typename C> void g(C*) {
+    struct LocalStruct : UnknownBase<Mumble, C> { };  // expected-error {{unknown template name 'UnknownBase'}} \
+                                                      // expected-error {{use of undeclared identifier 'Mumble'}}
+    f<LocalStruct>();  // expected-warning {{template argument uses local type 'LocalStruct'}}
+  }
+  struct S;
+  void h() {
+    g<S>(0);  // expected-note {{in instantiation of function template specialization}}
+  }
+}