gcc/testsuite/gcc.dg/format/ms_nul-1.c

   1 /* Test diagnostics for suppressing contains nul
   2    -Wformat.  -Wformat.  */
   3 /* Origin: Bruce Korb <bkorb@gnu.org> */
   4 /* { dg-do compile { target { *-*-mingw* } } } */
   5 /* { dg-options "-Wformat -Wno-format-contains-nul" } */
   6
   7 #define USE_SYSTEM_FORMATS
   8 #include "format.h"
   9
  10 void
  11 foo (void)
  12 {
  13   static char const fmt[] = "x%s\0%s\n\0abc";
  14   printf (fmt+4, fmt+8); /* { dg-bogus "embedded.*in format" "bogus embed warning" } */
  15 }