Function wrap

tests/TestVarargs.cpp:110–112

	for(i in args)\r\n\
		r += int(i);\r\n\
	return r;\r\n\
}\r\n\
int wrap(auto ref[] args){ return sum(args); }\r\n\
auto foo = sum;\r\n\
\r\n\
int a = sum(1);\r\n\