1  /* { dg-options "-O3 -fdump-tree-unrolljam" } */
       2  
       3  void
       4  f (int *restrict x, int *restrict y, int z[restrict 100][100])
       5  {
       6    for (int j = 0; j < 100; ++j)
       7      for (int i = 0; i < 100; ++i)
       8        x[i] += y[i] * z[j][i];
       9  }
      10  
      11  /* The loop should be unrolled 2 times, leaving one load from x,
      12     one load from y and 2 loads from z.  */
      13  /* { dg-final { scan-tree-dump-times { = \(*\*} 4 "unrolljam" } } */