#unittest {
	name: "Closure gc test.";
	result: 0;
};

func main() {
    for (var i in 0...100000) {
        if (0 == (i % 1000)) {
            //System.print("i = " + i);
        }
        var get_x = (func() {
            var _x = 10;
            func _get_x() {
                return _x;
            }
            return _get_x;
        })();
        if(!(get_x is Closure)) {
            return -1;
        }
    }
    
    return 0;
}