1  /* PR rtl-optimization/15139 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O2 -funroll-loops" } */
       4  
       5  void
       6  foo (double **a, double **z)
       7  {
       8    long int i, j;
       9    double d = -1.0;
      10  
      11    for (i = 0; i < 6; i++)
      12      for (j = 0; j < 5; j++)
      13        d = z[i][j] > d ? z[i][j] : d;
      14  
      15    for (i = 0; i < 6; i++)
      16      for (j = 0; j < 5; j++)
      17        z[i][j] /= d;
      18  
      19    for (i = 0; i < 5; i++)
      20      a[i][j] = z[i][j];
      21  }