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

   1 /* Test for strftime format attributes: can't have first_arg_num != 0.  */
   2 /* Origin: Joseph Myers <jsm28@cam.ac.uk> */
   3 /* { dg-do compile } */
   4 /* { dg-options "-std=gnu99 -Wformat" } */
   5
   6 #define DONT_GNU_PROTOTYPE
   7 #include "format.h"
   8
   9 extern void foo0 (const char *) __attribute__((__format__(gnu_attr___strftime__, 1, 0)));
  10 extern void foo1 (const char *, ...) __attribute__((__format__(gnu_attr___strftime__, 1, 2))); /* { dg-error "cannot format" "strftime first_arg_num != 0" } */