import java.util.LinkedList
import java.util.Collections.emptyList

public class External {
    public static fun foo() : boolean {
        return LinkedList() === LinkedList()
    }
    public static fun bar() : boolean {
        var list: List<Integer> = LinkedList()
        return list === list
    }
    public static fun baz() : boolean {
        return emptyList() === emptyList()
    }
}
