diff options
Diffstat (limited to 'llvm/lib/Fuzzer/FuzzerLoop.cpp')
| -rw-r--r-- | llvm/lib/Fuzzer/FuzzerLoop.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/Fuzzer/FuzzerLoop.cpp b/llvm/lib/Fuzzer/FuzzerLoop.cpp index 5cfbad4c327..e397645782e 100644 --- a/llvm/lib/Fuzzer/FuzzerLoop.cpp +++ b/llvm/lib/Fuzzer/FuzzerLoop.cpp @@ -391,6 +391,11 @@ void Fuzzer::ShuffleAndMinimize() { for (auto &X : Corpus) UnitHashesAddedToCorpus.insert(Hash(X)); PrintStats("INITED"); + if (Corpus.empty()) { + Printf("ERROR: no interesting inputs were found. " + "Is the code instrumented for coverage? Exiting.\n"); + exit(1); + } } bool Fuzzer::UpdateMaxCoverage() { |
