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authorSiddhesh Poyarekar <siddhesh@redhat.com>2012-12-28 11:53:01 +0530
committerSiddhesh Poyarekar <siddhesh@redhat.com>2012-12-28 11:53:01 +0530
commit91998e449e0ce758db55aecf2abc3ee510fcbc8f (patch)
tree9c4ef1fa02e73e8cf31185a83e46b7044b84ba2b /misc
parent99136f82027a5d6276c94a25d8392a7b571a08a3 (diff)
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Add __glibc_likely as an alias for __builtin_expect when available
Diffstat (limited to 'misc')
-rw-r--r--misc/sys/cdefs.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/misc/sys/cdefs.h b/misc/sys/cdefs.h
index fb6c959d90..1eee54ec80 100644
--- a/misc/sys/cdefs.h
+++ b/misc/sys/cdefs.h
@@ -378,8 +378,10 @@
 
 #if __GNUC__ >= 3
 # define __glibc_unlikely(cond) __builtin_expect((cond), 0)
+# define __glibc_likely(cond) __builtin_expect((cond), 1)
 #else
 # define __glibc_unlikely(cond) (cond)
+# define __glibc_likely(cond) (cond)
 #endif
 
 #include <bits/wordsize.h>