1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -floop-nest-optimize" } */
       3  
       4  int ae, vs, gf;
       5  char ue;
       6  
       7  void
       8  kc (char);
       9  
      10  void
      11  pm (void)
      12  {
      13    unsigned int v9;
      14    int td = (gf != 0);
      15    while (vs)
      16      {
      17        kc (ue);
      18        for (ae = 0; ae < 70; ++ae)
      19  	{
      20  	}
      21        ae &= 4;
      22        ae ^ td && ((ue = 0) != 0);
      23        ++vs;
      24      }
      25    v9 = ue + 1;
      26    ue - v9 && ((ue = 0) != 0);
      27  }