1 files changed, 1 insertions, 44 deletions

diff --git a/compiler-rt/lib/fuzzer/FuzzerMerge.cpp b/compiler-rt/lib/fuzzer/FuzzerMerge.cpp
index b4f05e3b8b0..0d4971af09b 100644
--- a/compiler-rt/lib/fuzzer/FuzzerMerge.cpp
+++ b/compiler-rt/lib/fuzzer/FuzzerMerge.cpp
@@ -168,16 +168,6 @@ size_t Merger::Merge(const Set<uint32_t> &InitialFeatures,
   return AllFeatures.size() - InitialNumFeatures;
 }
 
-void Merger::PrintSummary(std::ostream &OS) {
-  for (auto &File : Files) {
-    OS << std::hex;
-    OS << File.Name << " size: " << File.Size << " features: ";
-    for (auto Feature : File.Features)
-      OS << " " << Feature;
-    OS << "\n";
-  }
-}
-
 Set<uint32_t> Merger::AllFeatures() const {
   Set<uint32_t> S;
   for (auto &File : Files)
@@ -185,25 +175,6 @@ Set<uint32_t> Merger::AllFeatures() const {
   return S;
 }
 
-Set<uint32_t> Merger::ParseSummary(std::istream &IS) {
-  std::string Line, Tmp;
-  Set<uint32_t> Res;
-  while (std::getline(IS, Line, '\n')) {
-    size_t N;
-    std::istringstream ISS1(Line);
-    ISS1 >> Tmp;  // Name
-    ISS1 >> Tmp;  // size:
-    assert(Tmp == "size:" && "Corrupt summary file");
-    ISS1 >> std::hex;
-    ISS1 >> N;    // File Size
-    ISS1 >> Tmp;  // features:
-    assert(Tmp == "features:" && "Corrupt summary file");
-    while (ISS1 >> std::hex >> N)
-      Res.insert(N);
-  }
-  return Res;
-}
-
 // Inner process. May crash if the target crashes.
 void Fuzzer::CrashResistantMergeInternalStep(const std::string &CFPath) {
   Printf("MERGE-INNER: using the control file '%s'\n", CFPath.c_str());
@@ -278,9 +249,7 @@ static void WriteNewControlFile(const std::string &CFPath,
 Vector<std::string>
 CrashResistantMerge(const Vector<std::string> &Args,
                     const Vector<std::string> &Corpora,
-                    const std::string &CFPath,
-                    const char *CoverageSummaryInputPathOrNull,
-                    const char *CoverageSummaryOutputPathOrNull) {
+                    const std::string &CFPath) {
   size_t NumAttempts = 0;
   if (FileSize(CFPath)) {
     Printf("MERGE-OUTER: non-empty control file provided: '%s'\n",
@@ -354,19 +323,7 @@ CrashResistantMerge(const Vector<std::string> &Args,
   IF.close();
   Printf("MERGE-OUTER: consumed %zdMb (%zdMb rss) to parse the control file\n",
          M.ApproximateMemoryConsumption() >> 20, GetPeakRSSMb());
-  if (CoverageSummaryOutputPathOrNull) {
-    Printf("MERGE-OUTER: writing coverage summary for %zd files to %s\n",
-           M.Files.size(), CoverageSummaryOutputPathOrNull);
-    std::ofstream SummaryOut(CoverageSummaryOutputPathOrNull);
-    M.PrintSummary(SummaryOut);
-  }
   Set<uint32_t> InitialFeatures;
-  if (CoverageSummaryInputPathOrNull) {
-    std::ifstream SummaryIn(CoverageSummaryInputPathOrNull);
-    InitialFeatures = M.ParseSummary(SummaryIn);
-    Printf("MERGE-OUTER: coverage summary loaded from %s, %zd features found\n",
-           CoverageSummaryInputPathOrNull, InitialFeatures.size());
-  }
   Vector<std::string> NewFiles;
   size_t NumNewFeatures = M.Merge(InitialFeatures, &NewFiles);
   Printf("MERGE-OUTER: %zd new files with %zd new features added\n",