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[fuzzer] add option -save_minimized_corpus

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@227395 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kostya Serebryany
2015-01-28 23:48:39 +00:00
parent 41e59785c1
commit 1f3043175c
5 changed files with 27 additions and 4 deletions
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11
lib/Fuzzer/FuzzerLoop.cpp
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@ -96,7 +96,7 @@ size_t Fuzzer::RunOne(const Unit &U) {
void Fuzzer::WriteToOutputCorpus(const Unit &U) {
if (Options.OutputCorpus.empty()) return;
std::string Path = Options.OutputCorpus + "/" + Hash(U);
std::string Path = DirPlusFile(Options.OutputCorpus, Hash(U));
WriteToFile(U, Path);
if (Options.Verbosity >= 2)
std::cerr << "Written to " << Path << std::endl;
@ -108,6 +108,15 @@ void Fuzzer::WriteToCrash(const Unit &U, const char *Prefix) {
std::cerr << "CRASHED; file written to " << Path << std::endl;
}
void Fuzzer::SaveCorpus() {
if (Options.OutputCorpus.empty()) return;
for (const auto &U : Corpus)
WriteToFile(U, DirPlusFile(Options.OutputCorpus, Hash(U)));
if (Options.Verbosity)
std::cerr << "Written corpus of " << Corpus.size() << " files to "
<< Options.OutputCorpus << "\n";
}
size_t Fuzzer::MutateAndTestOne(Unit *U) {
size_t NewUnits = 0;
for (size_t i = 0; i < Options.MutateDepth; i++) {