gcc/testsuite/gcc.dg/Werror-3.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-Waddress -Wattributes" } */
   3
   4 /* Make sure the command line option enables the warning.  */
   5
   6 void grill ();
   7 void __attribute__((dj)) bar() { }      /* { dg-warning ".* attribute directive ignored" } */
   8
   9 int i;
  10
  11 void
  12 foo ()
  13 {
  14   if (&i)       /* { dg-warning ".* will always evaluate as 'true'" } */
  15     grill ();
  16 }