/* Test for some aspects of null format string handling.  *//* Origin: Jason Thorpe <thorpej@wasabisystems.com> *//* { dg-do compile } *//* { dg-options "-std=gnu99 -Wformat" } */#include "format.h"extern void my_printf (const char *, ...) __attribute__((format(printf,1,2)));extern const char *my_format (const char *, const char *)  __attribute__((format_arg(2)));voidfoo (int i1){  /* Warning about a null format string has been decoupled from the actual     format check.  However, we still expect to be warned about any excess     arguments after a null format string.  */  my_printf (NULL);  my_printf (NULL, i1); /* { dg-warning "too many" "null format with arguments" } */  my_printf (my_format ("", NULL));  my_printf (my_format ("", NULL), i1); /* { dg-warning "too many" "null format_arg with arguments" } */  /* While my_printf allows a null argument, dgettext does not, so we expect     a null argument warning here.  */  my_printf (dgettext ("", NULL)); /* { dg-warning "null" "null format with dgettext" } */}