1  /* Contributed by Volker Reichelt <reichelt@gcc.gnu.org>.  */
       2  
       3  /* { dg-do compile } */
       4  /* { dg-options "-O2 -ftree-loop-linear" } */
       5  
       6  int a[3];
       7  
       8  void foo()
       9  {
      10    int i, j;
      11  
      12    for (i = 1; i >= 0; --i)
      13      for (j = i; j >= 0; --j)
      14        a[i+j] = 0;
      15  }
      16