gcc/testsuite/gcc.dg/Werror-7.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-Walways-true -Werror -Wno-error=always-true -Wattributes" } */
   3 /* { dg-warning "warnings being treated as errors" "" {target "*-*-*"} 0 } */
   4
   5 /* Make sure -Wno-error= overrides -Werror.  */
   6
   7 void __attribute__((dj)) bar() { }      /* { dg-warning "warning: .* attribute directive ignored" } */
   8
   9 int i;
  10
  11 void
  12 foo ()
  13 {
  14   if (&i)       /* { dg-warning "warning: .* will always evaluate as 'true'" } */
  15     grill ();
  16 }