T.hx

class T {
	public static function main() {
		var map = new Map<E,Int>();
		map[E.e(new A())] = 1;
		map[E.e(new A())] = 2;
		map[E.e(new A())] = 3;
		map[E.e(new A())] = 4;
		for (k in map.keys()) {
			trace('${map[k]}');
		}
	}

}

class A { public function new() {} }

enum E {
	e(a:A);
}