text: from smart_pointer_member import *
  
  
  f = Foo()
  f.y = 1
  
  if f.y != 1:
      raise RuntimeError
  
  b = Bar(f)
  b.y = 2
  
  if f.y != 2:
      print f.y
      print b.y
      raise RuntimeError
  
  if b.x != f.x:
      raise RuntimeError
  
  if b.z != f.z:
      raise RuntimeError
  
  if Foo.z == Bar.z:
      raise RuntimeError
  