gcc/testsuite/gcc.dg/pr79677.c

   1 /* PR c/79677 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-Wformat -Werror=format-security -Wformat" } */
   4 /* { dg-message "some warnings being treated as errors" "" { target *-*-* } 0 } */
   5
   6 void foo (char *);
   7
   8 int
   9 main ()
  10 {
  11   char s[10] = "%s";
  12   foo (s);
  13   __builtin_printf (s); /* { dg-error "format not a string literal and no format arguments" } */
  14   return 0;
  15 }