diff options
Diffstat (limited to 'docs/env_variables.txt')
| -rw-r--r-- | docs/env_variables.txt | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/docs/env_variables.txt b/docs/env_variables.txt index 1d035c68..36fdc369 100644 --- a/docs/env_variables.txt +++ b/docs/env_variables.txt @@ -90,7 +90,8 @@ Then there are a few specific features that are only available in llvm_mode: LAF-INTEL ========= This great feature will split compares to series of single byte comparisons - to allow afl-fuzz to find otherwise rather impossible paths. + to allow afl-fuzz to find otherwise rather impossible paths. It is not + restricted to Intel CPUs ;-) - Setting AFL_LLVM_LAF_SPLIT_SWITCHES will split switch()es @@ -105,20 +106,20 @@ Then there are a few specific features that are only available in llvm_mode: This feature allows selectively instrumentation of the source - Setting AFL_LLVM_WHITELIST with a filename will only instrument those - files that match these names. + files that match the names listed in this file. See llvm_mode/README.whitelist for more information. INSTRIM ======= This feature increases the speed by whopping 20% but at the cost of a - lower path discovery and thefore coverage. + lower path discovery and therefore coverage. - Setting AFL_LLVM_INSTRIM activates this mode - Setting AFL_LLVM_INSTRIM_LOOPHEAD=1 expands on INSTRIM to optimize loops. afl-fuzz will only be able to see the path the loop took, but not how - many times it was called (unless its a complex loop). + many times it was called (unless it is a complex loop). See llvm_mode/README.instrim |