1  /* { dg-do compile } */
       2  /* { dg-options "-O -floop-unroll-and-jam --param unroll-jam-min-percent=0" } */
       3  
       4  void
       5  foo (double *arr)
       6  {
       7    int i, j;
       8  
       9    for (i = 0; i < 4; ++i)
      10      for (j = 0; j < 4; ++j)
      11        arr[j] = 0;
      12  
      13    for (i = 1; i < 4; ++i)
      14      for (j = 0; j < 4; ++j)
      15        arr[j] = 1.0 / (i + 1);
      16  }