1  /* PR tree-optimization/83559 - -Wsuggest-attribute=const conflicts with
       2     -Wattributes warning about const attribute on function returning void
       3     { dg-do compile { target nonpic } }
       4     { dg-options "-O2 -Wsuggest-attribute=const" } */
       5  
       6  int f_i_v (void)    /* { dg-warning "candidate for attribute .const." } */
       7  {
       8    return 0;
       9  }
      10  
      11  int f_i ()          /* { dg-warning "candidate for attribute .const." } */
      12  {
      13    return 0;
      14  }
      15  
      16  void f_v_v (void)   /* { dg-bogus "candidate" } */
      17  {
      18  }
      19  
      20  void f_v ()         /* { dg-bogus "candidate" } */
      21  {
      22  }