1  /* { dg-do compile } */
       2  /* { dg-options "-fdump-tree-original" } */
       3  
       4  int foo (int i)
       5  {
       6    return 2 + i * 4;
       7  }
       8  
       9  /* We do _not_ want the above to be canonicalized to (i * 2 + 1) * 2.  */
      10  
      11  int bar (int i)
      12  {
      13    return 4 + i * 2;
      14  }
      15  
      16  /* But eventually this to be canonicalized to (i + 2) * 2.  */
      17  
      18  /* { dg-final { scan-tree-dump "i \\\* 4 \\\+ 2" "original" } } */
      19  /* { dg-final { scan-tree-dump "\\\(i \\\+ 2\\\) \\\* 2" "original" } } */