1  enum {e0, e1};
       2  
       3  int x[] =
       4  {
       5    [e0] = 0
       6  };
       7  
       8  f ()
       9  {
      10    switch (1)
      11      {
      12      case e0:
      13      case e1:
      14        break;
      15      }
      16  }