gcc/testsuite/gcc.dg/c2x-stddef-1.c

   1 /* Test __STDC_VERSION_STDDEF_H__ in C23.  */
   2 /* { dg-do preprocess } */
   3 /* { dg-options "-std=c23 -pedantic-errors" } */
   4
   5 #include <stddef.h>
   6
   7 #ifndef __STDC_VERSION_STDDEF_H__
   8 #error "__STDC_VERSION_STDDEF_H__ not defined"
   9 #endif
  10
  11 #if __STDC_VERSION_STDDEF_H__ != 202311L
  12 #error "bad value of __STDC_VERSION_STDDEF_H__"
  13 #endif