as it is already defined and used by the system headers. No regressions for x86_64-darwin after full bootstrap.
Tristan. 2012-03-09 Tristan Gingold <ging...@adacore.com> * ginclude/stddef.h: Do not define __size_t on VMS. diff --git a/gcc/ginclude/stddef.h b/gcc/ginclude/stddef.h index 8a03948e..ebe0190 100644 --- a/gcc/ginclude/stddef.h +++ b/gcc/ginclude/stddef.h @@ -203,6 +203,8 @@ typedef __PTRDIFF_TYPE__ ptrdiff_t; #if (defined (__FreeBSD__) && (__FreeBSD__ >= 5)) \ || defined(__FreeBSD_kernel__) /* __size_t is a typedef on FreeBSD 5, must not trash it. */ +#elif defined (VMS) +/* __size_t is also a typedef on VMS. */ #else #define __size_t #endif