1  /* PR c/99972 - missing -Wunused-result on a call to a locally redeclared
       2     warn_unused_result function
       3     { dg-do compile }
       4     { dg-options "-Wall" } */
       5  
       6  void gwur_local_local (void)
       7  {
       8    __attribute__ ((warn_unused_result)) int fwur1 (void);
       9  
      10    fwur1 ();         // { dg-warning "\\\[-Wunused-result" }
      11  }
      12  
      13  void hwur_local_local (void)
      14  {
      15    /* Verify the attribute from the declaration above is copied/merged
      16       into the declaration below.  */
      17    int fwur1 (void);
      18  
      19    fwur1 ();          // { dg-warning "\\\[-Wunused-result" }
      20  }
      21  
      22  
      23  void gwur_local_global (void)
      24  {
      25    __attribute__ ((warn_unused_result)) int fwur2 (void);
      26  
      27    fwur2 ();         // { dg-warning "\\\[-Wunused-result" }
      28  }
      29  
      30  int fwur2 (void);
      31  
      32  void hwur_local_global (void)
      33  {
      34    fwur2 ();         // { dg-warning "\\\[-Wunused-result" }
      35  }
      36  
      37  
      38  __attribute__ ((warn_unused_result)) int fwur3 (void);
      39  
      40  void gwur_global_local (void)
      41  {
      42    fwur3 ();         // { dg-warning "\\\[-Wunused-result" }
      43  }
      44  
      45  void hwur_global_local (void)
      46  {
      47    int fwur3 (void);
      48  
      49    fwur3 ();         // { dg-warning "\\\[-Wunused-result" }
      50  }