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authorvan Hauser <vh@thc.org>2023-04-27 17:57:22 +0200
committerGitHub <noreply@github.com>2023-04-27 17:57:22 +0200
commita2daef29f9c323c0a6a7a64013aadb79ffd3e534 (patch)
tree5d43bf4775236130666e04b4e0d9a8a16e75a298 /include/afl-fuzz.h
parente983e2e9cfb9e4c8489dc35f28bca502ec241c27 (diff)
downloadafl++-a2daef29f9c323c0a6a7a64013aadb79ffd3e534.tar.gz
slightly different weighting algo (#1719)
* better seed selection

* slightly different weighting calculation

* remove unnecessary memset
Diffstat (limited to 'include/afl-fuzz.h')
-rw-r--r--include/afl-fuzz.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/afl-fuzz.h b/include/afl-fuzz.h
index 831a0dbc..8fb7ecb1 100644
--- a/include/afl-fuzz.h
+++ b/include/afl-fuzz.h
@@ -1223,7 +1223,7 @@ double rand_next_percent(afl_state_t *afl);
 
 static inline u32 rand_below(afl_state_t *afl, u32 limit) {
 
-  if (limit <= 1) return 0;
+  if (unlikely(limit <= 1)) return 0;
 
   /* The boundary not being necessarily a power of 2,
      we need to ensure the result uniformity. */
@@ -1256,7 +1256,7 @@ static inline u32 rand_below(afl_state_t *afl, u32 limit) {
    expand havoc mode */
 static inline u32 rand_below_datalen(afl_state_t *afl, u32 limit) {
 
-  if (limit <= 1) return 0;
+  if (unlikely(limit <= 1)) return 0;
 
   switch (rand_below(afl, 3)) {