#unittest {
	name: "Test outer ivar read and write.";
	error: NONE;
	result: 33;
};

class foo {
	var a = 1;
	var b = 2;
	
	class bar {
		var c = 3;
		func f1() {
			a = 10;
			b = 20;
			return a+b+c;
		}
	}
	
	func fbar() {
		var b = bar();
		return b.f1();
	}
}

func main() {
	var f = foo();
	return f.fbar();
}