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-rw-r--r--llvm/lib/Fuzzer/FuzzerLoop.cpp24
1 files changed, 11 insertions, 13 deletions
diff --git a/llvm/lib/Fuzzer/FuzzerLoop.cpp b/llvm/lib/Fuzzer/FuzzerLoop.cpp
index c5cf3090b81..840a10ed349 100644
--- a/llvm/lib/Fuzzer/FuzzerLoop.cpp
+++ b/llvm/lib/Fuzzer/FuzzerLoop.cpp
@@ -379,17 +379,7 @@ void Fuzzer::SetMaxMutationLen(size_t MaxMutationLen) {
this->MaxMutationLen = MaxMutationLen;
}
-void Fuzzer::CheckExitOnItem() {
- if (!Options.ExitOnItem.empty()) {
- if (Corpus.HasUnit(Options.ExitOnItem)) {
- Printf("INFO: found item with checksum '%s', exiting.\n",
- Options.ExitOnItem.c_str());
- _Exit(0);
- }
- }
-}
-
-void Fuzzer::CheckExitOnSrcPos() {
+void Fuzzer::CheckExitOnSrcPosOrItem() {
if (!Options.ExitOnSrcPos.empty()) {
uintptr_t *PCIDs;
if (size_t NumNewPCIDs = TPC.GetNewPCIDs(&PCIDs)) {
@@ -403,6 +393,13 @@ void Fuzzer::CheckExitOnSrcPos() {
}
}
}
+ if (!Options.ExitOnItem.empty()) {
+ if (Corpus.HasUnit(Options.ExitOnItem)) {
+ Printf("INFO: found item with checksum '%s', exiting.\n",
+ Options.ExitOnItem.c_str());
+ _Exit(0);
+ }
+ }
}
void Fuzzer::RereadOutputCorpus(size_t MaxSize) {
@@ -419,6 +416,7 @@ void Fuzzer::RereadOutputCorpus(size_t MaxSize) {
U.resize(MaxSize);
if (!Corpus.HasUnit(U)) {
if (size_t NumFeatures = RunOne(U)) {
+ CheckExitOnSrcPosOrItem();
Corpus.AddToCorpus(U, NumFeatures);
Reloaded = true;
}
@@ -447,6 +445,7 @@ void Fuzzer::ShuffleAndMinimize(UnitVector *InitialCorpus) {
for (const auto &U : *InitialCorpus) {
if (size_t NumFeatures = RunOne(U)) {
+ CheckExitOnSrcPosOrItem();
Corpus.AddToCorpus(U, NumFeatures);
if (Options.Verbosity >= 2)
Printf("NEW0: %zd L %zd\n", MaxCoverage.BlockCoverage, U.size());
@@ -482,7 +481,6 @@ size_t Fuzzer::RunOne(const uint8_t *Data, size_t Size) {
if (Res && Options.UseCmp)
TPC.ProcessTORC(MD.GetTraceCmpDictionary(), CurrentUnitData, Size);
- CheckExitOnSrcPos();
auto TimeOfUnit =
duration_cast<seconds>(UnitStopTime - UnitStartTime).count();
if (!(TotalNumberOfRuns & (TotalNumberOfRuns - 1)) &&
@@ -726,7 +724,7 @@ void Fuzzer::MutateAndTestOne() {
Corpus.AddToCorpus({CurrentUnitData, CurrentUnitData + Size}, NumFeatures,
/*MayDeleteFile=*/true);
ReportNewCoverage(&II, {CurrentUnitData, CurrentUnitData + Size});
- CheckExitOnItem();
+ CheckExitOnSrcPosOrItem();
}
StopTraceRecording();
TryDetectingAMemoryLeak(CurrentUnitData, Size,
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