d2r2: built-in types, move rdi variadic type -> built-in

src/mule/mule_main.cpp

@@ -415,6 +415,12 @@ few_params1(Pair *pairs, int count, Function_No_Params_Type *no_params_type){
 typedef char MyByte;
 raddbg_type_view(MyByte *, no_string($));
 
+static void
+variadic_params(char *fmt, ...)
+{
+  int x = 0;
+}
+
 static void
 type_coverage_eval_tests(void)
 {
@@ -709,6 +715,8 @@ type_coverage_eval_tests(void)
   
   SizedKind sized_kind = SizedKind_C;
   
+  variadic_params("foo", 123, 456);
+  
   int x = (int)(Anonymous_D);
 }