1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -fdump-tree-vrp2" } */
       3  
       4  extern int nc;
       5  void ff (unsigned long long);
       6  
       7  void
       8  f (void)
       9  {
      10    unsigned char resp[1024];
      11    int c;
      12    int bl = 0;
      13    unsigned long long *dwords = (unsigned long long *) (resp + 5);
      14    for (c = 0; c < nc; c++)
      15      {
      16        /* PR middle-end/68234, this signed division should be optimized into
      17  	 right shift as vrp pass should deduct range info of 'bl' falls into
      18  	 positive number.  */
      19        ff (dwords[bl / 64]);
      20        bl++;
      21      }
      22  }
      23  
      24  /* { dg-final { scan-tree-dump ">> 6" "vrp2" } } */