The branch in outmem where the string fits in the buffer is the
common case and is now marked as likely.
Signed-off-by: Herbert Xu <herb...@gondor.apana.org.au>
---
ChangeLog | 1 +
src/output.c | 2 +-
2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/ChangeLog b/ChangeLog
index e6d6cbf..9d2dc7c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -3,6 +3,7 @@
* Add printf support for format string a, A, and F.
* Handle embedded NULs correctly in printf.
* Replace open-coded flushall in preadbuffer.
+ * Add likely tag in outmem.
2014-10-13 Eric Blake <ebl...@redhat.com>
diff --git a/src/output.c b/src/output.c
index 1b20850..3e1ae25 100644
--- a/src/output.c
+++ b/src/output.c
@@ -144,7 +144,7 @@ outmem(const char *p, size_t len, struct output *dest)
size_t nleft;
nleft = dest->end - dest->nextc;
- if (nleft >= len) {
+ if (likely(nleft >= len)) {
buffered:
dest->nextc = mempcpy(dest->nextc, p, len);
return;
--
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