Parameter packs can't have default arguments.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@73262 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/SemaTemplate/variadic-class-template-1.cpp b/test/SemaTemplate/variadic-class-template-1.cpp
new file mode 100644
index 0000000..b811423
--- /dev/null
+++ b/test/SemaTemplate/variadic-class-template-1.cpp
@@ -0,0 +1,3 @@
+// RUN: clang-cc -fsyntax-only -verify %s -std=c++0x
+
+template<typename... Args = int> struct S { }; // expected-error{{template parameter pack cannot have a default argument}}