1  /* { dg-do compile { target {{ i?86-*-* x86_64-*-* } && lp64 } } } */
       2  /* { dg-options "-O2 -m64 -fdump-tree-ivopts-details" } */
       3  
       4  /* The test 'if (p2 > p_limit2)' can be replaced, so iv p2 can be
       5   * eliminated.  */
       6  long foo(long* p, long* p2, int N1, int N2)
       7  {
       8    int i = 0;
       9    long* p_limit = p + N1;
      10    long* p_limit2 = p2 + N2;
      11    long s = 0;
      12    while (p  <= p_limit)
      13      {
      14        p++;
      15        p2++;
      16        if (p2 > p_limit2)
      17          break;
      18        s += (*p);
      19      }
      20    return s;
      21  }
      22  
      23  /* { dg-final { scan-tree-dump-times "Replacing" 1 "ivopts" } } */