New testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6171 91177308-0d34-0410-b5e6-96231b3b80d8

test/CBackend/2003-05-13-VarArgFunction.ll

@@ -0,0 +1,8 @@
+; This testcase breaks the C backend, because gcc doesn't like (...) functions
+; with no arguments at all.
+
+void %test(long %Ptr) {
+	%P = cast long %Ptr to void(...) *
+	call void(...)* %P(long %Ptr)
+	ret void
+}