1 files changed, 20 insertions, 0 deletions
diff --git a/test/CXX/temp/temp.spec/temp.expl.spec/p18.cpp b/test/CXX/temp/temp.spec/temp.expl.spec/p18.cpp
new file mode 100644
index 0000000000000..a5877d281d741
--- /dev/null
+++ b/test/CXX/temp/temp.spec/temp.expl.spec/p18.cpp
@@ -0,0 +1,20 @@
+// RUN: clang-cc -fsyntax-only -verify %s
+template<class T1> class A { 
+  template<class T2> class B {
+    template<class T3> void mf1(T3); 
+    void mf2();
+  };
+}; 
+
+template<> template<class X>
+class A<long>::B { }; 
+
+template<> template<> template<class T>
+  void A<int>::B<double>::mf1(T t) { } 
+
+template<> template<> template<class T>
+void A<long>::B<double>::mf1(T t) { } // expected-error{{does not match}}
+
+// FIXME: This diagnostic could probably be better.
+template<class Y> template<>
+  void A<Y>::B<double>::mf2() { } // expected-error{{does not refer}}