use std
use thread

type rwlock = struct
	_rcount : uint32
;;

const main = {
	var r : rwlock = [._rcount = 0]
	foo(&r)
	std.put("this should be 1: {}\n", r._rcount)
	foo(&r)
	foo(&r)
	foo(&r)
	foo(&r)
	std.put("this should be 5: {}\n", r._rcount)
}

const foo = {r
	if r._rcount++ == 0
		std.put("this part is fine i'm dumb\n")
	;;
}