[PATCH] D39850: [libFuzzer] Don't add leaking inputs to corpus.

[Matt Morehouse via Phabricator via llvm-commits]

morehouse created this revision.

https://reviews.llvm.org/D39850

Files:
  compiler-rt/lib/fuzzer/FuzzerLoop.cpp


Index: compiler-rt/lib/fuzzer/FuzzerLoop.cpp
===================================================================
--- compiler-rt/lib/fuzzer/FuzzerLoop.cpp
+++ compiler-rt/lib/fuzzer/FuzzerLoop.cpp
@@ -627,11 +627,12 @@
     assert(NewSize <= CurrentMaxMutationLen && "Mutator return oversized unit");
     Size = NewSize;
     II.NumExecutedMutations++;
-    if (RunOne(CurrentUnitData, Size, /*MayDeleteFile=*/true, &II))
-      ReportNewCoverage(&II, {CurrentUnitData, CurrentUnitData + Size});
 
+    bool NewCov = RunOne(CurrentUnitData, Size, /*MayDeleteFile=*/true, &II);
     TryDetectingAMemoryLeak(CurrentUnitData, Size,
                             /*DuringInitialCorpusExecution*/ false);
+    if (NewCov)
+      ReportNewCoverage(&II, {CurrentUnitData, CurrentUnitData + Size});
   }
 }
 


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