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| -rw-r--r-- | docs/LibFuzzer.rst | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/docs/LibFuzzer.rst b/docs/LibFuzzer.rst index c30eba8df96..a11baa720ec 100644 --- a/docs/LibFuzzer.rst +++ b/docs/LibFuzzer.rst @@ -87,10 +87,16 @@ Some important things to remember about fuzz targets: * Usually, the narrower the target the better. E.g. if your target can parse several data formats, split it into several targets, one per format. -Building --------- +Fuzzer Usage +------------ + +Very recent versions of Clang (> April 20 2017) include libFuzzer, +and no installation is necessary. +In order to fuzz your binary, use the `-fsanitize=fuzzer` flag during the compilation:: + + clang -fsanitize=fuzzer,address mytarget.c -Next, build the libFuzzer library as a static archive, without any sanitizer +Otherwise, build the libFuzzer library as a static archive, without any sanitizer options. Note that the libFuzzer library contains the ``main()`` function: .. code-block:: console |