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Diffstat (limited to 'instrumentation/README.llvm.md')
| -rw-r--r-- | instrumentation/README.llvm.md | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/instrumentation/README.llvm.md b/instrumentation/README.llvm.md index 8133cbe4..d16049fa 100644 --- a/instrumentation/README.llvm.md +++ b/instrumentation/README.llvm.md @@ -106,9 +106,10 @@ either setting `AFL_CC_COMPILER=LLVM` or pass the parameter `--afl-llvm` via CFLAGS/CXXFLAGS/CPPFLAGS. The tool honors roughly the same environmental variables as afl-gcc (see -[docs/env_variables.md](../docs/env_variables.md)). This includes AFL_USE_ASAN, -AFL_HARDEN, and AFL_DONT_OPTIMIZE. However AFL_INST_RATIO is not honored as it -does not serve a good purpose with the more effective PCGUARD analysis. +[docs/env_variables.md](../docs/env_variables.md)). This includes +`AFL_USE_ASAN`, `AFL_HARDEN`, and `AFL_DONT_OPTIMIZE`. However, `AFL_INST_RATIO` +is not honored as it does not serve a good purpose with the more effective +PCGUARD analysis. ## 3) Options @@ -125,8 +126,8 @@ For splitting memcmp, strncmp, etc., see Then there are different ways of instrumenting the target: 1. An better instrumentation strategy uses LTO and link time instrumentation. - Note that not all targets can compile in this mode, however if it works it is - the best option you can use. To go with this option, use + Note that not all targets can compile in this mode, however, if it works it + is the best option you can use. To go with this option, use afl-clang-lto/afl-clang-lto++. See [README.lto.md](README.lto.md). 2. Alternatively you can choose a completely different coverage method: |