diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2020-07-26 19:36:28 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2020-07-26 19:36:28 +0000 |
| commit | cfca06d7963fa0909f90483b42a6d7d194d01e08 (patch) | |
| tree | 209fb2a2d68f8f277793fc8df46c753d31bc853b /compiler-rt/lib/fuzzer/FuzzerDataFlowTrace.cpp | |
| parent | 706b4fc47bbc608932d3b491ae19a3b9cde9497b (diff) | |
Notes
Diffstat (limited to 'compiler-rt/lib/fuzzer/FuzzerDataFlowTrace.cpp')
| -rw-r--r-- | compiler-rt/lib/fuzzer/FuzzerDataFlowTrace.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/compiler-rt/lib/fuzzer/FuzzerDataFlowTrace.cpp b/compiler-rt/lib/fuzzer/FuzzerDataFlowTrace.cpp index 99ff918f7c6c..48df8e668604 100644 --- a/compiler-rt/lib/fuzzer/FuzzerDataFlowTrace.cpp +++ b/compiler-rt/lib/fuzzer/FuzzerDataFlowTrace.cpp @@ -248,6 +248,11 @@ int CollectDataFlow(const std::string &DFTBinary, const std::string &DirPath, const Vector<SizedFile> &CorporaFiles) { Printf("INFO: collecting data flow: bin: %s dir: %s files: %zd\n", DFTBinary.c_str(), DirPath.c_str(), CorporaFiles.size()); + if (CorporaFiles.empty()) { + Printf("ERROR: can't collect data flow without corpus provided."); + return 1; + } + static char DFSanEnv[] = "DFSAN_OPTIONS=fast16labels=1:warn_unimplemented=0"; putenv(DFSanEnv); MkDir(DirPath); |