Function init

tests/TestIndirectCall.cpp:50–51

{\r\n\
	float2 v;\r\n\
	int[3] arr;\r\n\
	auto init(){ v.x = 4; v.y = 9; arr = { 12, 14, 17 }; }\r\n\
	auto vec(){ return v; }\r\n\
	auto array(){ return arr; }\r\n\
	auto func(){ return auto(){ return *this; }; }\r\n\