1  /* PR rtl-optimization/19579 */
       2  
       3  extern void abort (void);
       4  
       5  int
       6  foo (int i, int j)
       7  {
       8    int k = i + 1;
       9  
      10    if (j)
      11      {
      12        if (k > 0)
      13  	k++;
      14        else if (k < 0)
      15  	k--;
      16      }
      17  
      18    return k;
      19  }
      20  
      21  int
      22  main (void)
      23  {
      24    if (foo (-2, 0) != -1)
      25      abort ();
      26    if (foo (-1, 0) != 0)
      27      abort ();
      28    if (foo (0, 0) != 1)
      29      abort ();
      30    if (foo (1, 0) != 2)
      31      abort ();
      32    if (foo (-2, 1) != -2)
      33      abort ();
      34    if (foo (-1, 1) != 0)
      35      abort ();
      36    if (foo (0, 1) != 2)
      37      abort ();
      38    if (foo (1, 1) != 3)
      39      abort ();
      40    return 0;
      41  }