This testcase causes the CBE to generate code that is not legal C.

llvm-svn: 15601

llvm/test/Regression/CodeGen/CBackend/2004-08-09-va-end-null.ll

+declare void %llvm.va_end(sbyte*)
+
+void %test() {
+  call void %llvm.va_end( sbyte* null )
+  ret void
+}
+