1  /* { dg-options "-O -fdump-tree-optimized-raw" } */
       2  
       3  int f(int a, int b){
       4    a %= b;
       5    return a % b;
       6  }
       7  int g(unsigned a, unsigned b){
       8    a %= b;
       9    return a < b;
      10  }
      11  
      12  /* { dg-final { scan-tree-dump-times "trunc_mod_expr" 1 "optimized" } } */