Initial slang.

Change-Id: I4f84a741e5fbc440cd4c251406d2b611a237f713
diff --git a/test/Parser/cxx-variadic-func.cpp b/test/Parser/cxx-variadic-func.cpp
new file mode 100644
index 0000000..b9360d6
--- /dev/null
+++ b/test/Parser/cxx-variadic-func.cpp
@@ -0,0 +1,5 @@
+// RUN: %clang_cc1 -fsyntax-only  %s
+
+void f(...) {
+  int g(int(...));
+}