diff options
Diffstat (limited to 'misc/sys/cdefs.h')
| -rw-r--r-- | misc/sys/cdefs.h | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/misc/sys/cdefs.h b/misc/sys/cdefs.h index 6056dbab6a..a18eb2d87e 100644 --- a/misc/sys/cdefs.h +++ b/misc/sys/cdefs.h @@ -131,9 +131,18 @@ /* Fortify support. */ #define __bos(ptr) __builtin_object_size (ptr, __USE_FORTIFY_LEVEL > 1) #define __bos0(ptr) __builtin_object_size (ptr, 0) -#define __warndecl(name, msg) extern void name (void) -#define __errordecl(name, msg) extern void name (void) +#if __GNUC_PREREQ (4,3) +# define __warndecl(name, msg) \ + extern void name (void) __attribute__((__warning__ (msg))) +# define __warnattr(msg) __attribute__((__warning__ (msg))) +# define __errordecl(name, msg) \ + extern void name (void) __attribute__((__error__ (msg))) +#else +# define __warndecl(name, msg) extern void name (void) +# define __warnattr(msg) +# define __errordecl(name, msg) extern void name (void) +#endif /* Support for flexible arrays. */ #if __GNUC_PREREQ (2,97) |