class Foo[T]
{
  public Hello () :  void
  { }

  public World ( _t : T) :  void
  {
    Hello ();
  }
}

//
// This is some kind of a `recursive' declaration:
//
// Note that we're using the class we're currently defining (Bar)
// as argument of its parent.
//
// Is is important to run the resulting executable since this is
// both a test for the compiler and the runtime.
//

class Bar : Foo[Bar]
{
  public Test () :  void
  {
    Hello ();
    World (this);
  }
}

class X
{
  static Main () :  void
  { }
}
/*
BEGIN-OUTPUT
END-OUTPUT
*/