1  /* Verify straight-line strength reduction for simple integer addition
       2     with stride reversed.  */
       3  
       4  /* { dg-do compile } */
       5  /* { dg-options "-O3 -fdump-tree-optimized" } */
       6  
       7  int
       8  f (int s, int c)
       9  {
      10    int a1, a2, a3, x1, x2, x3, x;
      11  
      12    a1 = 2 * s;
      13    x1 = a1 + c;
      14    a2 = 4 * s;
      15    x2 = a2 + c;
      16    a3 = 6 * s;
      17    x3 = a3 + c;
      18    x = x1 + x2 + x3;
      19    return x;
      20  }
      21  
      22  /* { dg-final { scan-tree-dump-times " \\* " 1 "optimized" } } */