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| author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-07-29 02:13:00 +0000 |
|---|---|---|
| committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-07-29 02:13:00 +0000 |
| commit | a954f83b29d61c15338b8989306a85703e1c9e34 (patch) | |
| tree | aab06a38bf624269ce06da937aec84b6be943ebf | |
| parent | 3bc54673ce42229316db7a72a2c4668aafebb5fa (diff) | |
| download | ruby-a954f83b29d61c15338b8989306a85703e1c9e34.tar.gz | |
internal.h: ensure a boolean
* internal.h (LIKELY, UNLIKELY): make a boolean to enforce 1 or 0.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51420 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
| -rw-r--r-- | ChangeLog | 4 | ||||
| -rw-r--r-- | internal.h | 4 |
2 files changed, 6 insertions, 2 deletions
@@ -1,3 +1,7 @@ +Wed Jul 29 11:07:10 2015 Nobuyoshi Nakada <nobu@ruby-lang.org> + + * internal.h (LIKELY, UNLIKELY): make a boolean to enforce 1 or 0. + Wed Jul 29 10:44:43 2015 Alex Dowad <alexinbeijing@gmail.com> * gc.c: document argument passed to finalizer proc. diff --git a/internal.h b/internal.h index 58ff89763c..a9b3ee4824 100644 --- a/internal.h +++ b/internal.h @@ -25,8 +25,8 @@ extern "C" { /* likely */ #if __GNUC__ >= 3 -#define LIKELY(x) (__builtin_expect((x), 1)) -#define UNLIKELY(x) (__builtin_expect((x), 0)) +#define LIKELY(x) (__builtin_expect(!(x), 0)) +#define UNLIKELY(x) (__builtin_expect(!(x), 1)) #else /* __GNUC__ >= 3 */ #define LIKELY(x) (x) #define UNLIKELY(x) (x) |