1  int a, b;
       2  short c;
       3  
       4  void fn1 ();
       5  
       6  void
       7  fn2 (unsigned short p1)
       8  {
       9    int d;
      10  
      11    c = p1 >> 8 | p1 << 8;
      12    d = b;
      13    if (d)
      14      fn1 ();
      15    a = d >> 8 & 0x00FF
      16      | d << 8 & 0xFF00;
      17  }