1  /* Incorrect `cast discards `const'' warnings.  There should be warnings
       2     in bad_cast and bad_assign; bad_assign gets the correct warning, but
       3     good_cast may get the warning instead of bad_cast.
       4     gcc 2.7.2.3 passes, egcs-1.1.2 and egcs-ss-19990428 fail.
       5     http://gcc.gnu.org/ml/gcc-bugs/1998-08/msg00645.html */
       6  /* { dg-do compile } */
       7  /* { dg-options "-Wcast-qual" } */
       8  void
       9  good_cast(const void *bar)
      10  {
      11    (char *const *)bar; /* { dg-bogus "cast discards" "discarding `const' warning" } */
      12  }
      13  
      14  void
      15  bad_cast(const void *bar)
      16  {
      17    (const char **)bar; /* { dg-warning "cast discards" "discarding `const' warning" } */
      18  }
      19  
      20  void
      21  good_assign(const void *bar)
      22  {
      23    char *const *foo = bar; /* { dg-bogus "initialization discards" "discarding `const' warning" } */
      24  }
      25  
      26  void
      27  bad_assign(const void *bar)
      28  {
      29    const char **foo = bar; /* { dg-warning "initialization discards" "discarding `const' warning" } */
      30  }