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| author | Mike Aizatsky <aizatsky@chromium.org> | 2016-06-07 18:16:32 +0000 |
|---|---|---|
| committer | Mike Aizatsky <aizatsky@chromium.org> | 2016-06-07 18:16:32 +0000 |
| commit | 1f88b12272b2a59cfbec68dce325dffb6d450196 (patch) | |
| tree | 6f1ab5e050fd047bfe544c78a3ed567686c00664 /llvm/lib/Fuzzer/FuzzerLoop.cpp | |
| parent | 12ebff22cbc3436b3bdcf53352fecf44cb52f4e5 (diff) | |
| download | llvm-1f88b12272b2a59cfbec68dce325dffb6d450196.zip llvm-1f88b12272b2a59cfbec68dce325dffb6d450196.tar.gz llvm-1f88b12272b2a59cfbec68dce325dffb6d450196.tar.bz2 | |
[libfuzzer] prune_corpus option for disabling pruning during the load.
Summary:
The option is very useful for testing, plus I intend to measure
its effect on fuzzer effectiveness.
Differential Revision: http://reviews.llvm.org/D21084
llvm-svn: 272035
Diffstat (limited to 'llvm/lib/Fuzzer/FuzzerLoop.cpp')
| -rw-r--r-- | llvm/lib/Fuzzer/FuzzerLoop.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Fuzzer/FuzzerLoop.cpp b/llvm/lib/Fuzzer/FuzzerLoop.cpp index 378178e..b742232 100644 --- a/llvm/lib/Fuzzer/FuzzerLoop.cpp +++ b/llvm/lib/Fuzzer/FuzzerLoop.cpp @@ -400,7 +400,8 @@ void Fuzzer::ShuffleAndMinimize() { } for (const auto &U : Corpus) { - if (RunOne(U)) { + bool NewCoverage = RunOne(U); + if (!Options.PruneCorpus || NewCoverage) { NewCorpus.push_back(U); if (Options.Verbosity >= 2) Printf("NEW0: %zd L %zd\n", MaxCoverage.BlockCoverage, U.size()); |