1  /* { dg-do compile } */
       2  /* { dg-options "-O1 -fstrict-overflow -fdump-tree-optimized" } */
       3  
       4  int f(int a)
       5  {
       6    return 10/-a;
       7  }
       8  
       9  
      10  /* { dg-final { scan-tree-dump-times "10 / -a" 0 "optimized"} } */
      11  /* { dg-final { scan-tree-dump-times "-10 / a" 1 "optimized"} } */
      12  
      13