diff options
Diffstat (limited to 'include/common.h')
| -rw-r--r-- | include/common.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/common.h b/include/common.h index fd81bec9..1532131a 100644 --- a/include/common.h +++ b/include/common.h @@ -193,4 +193,13 @@ #define LOG_CREAT 1 #define LOG_VF 2 + +#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 96) + #define __builtin_expect(exp,c) (exp) + +#endif + +#define likely(x) __builtin_expect(!!(x), 1) +#define unlikely(x) __builtin_expect(!!(x), 0) + #endif |