From: Kostya Serebryany <kcc@google.com>
Date: Fri, 31 Jul 2015 18:09:08 +0000 (+0000)
Subject: [libFuzzer] record traces from the switch statements only when told to do so
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=oota-llvm.git;a=commitdiff_plain;h=207cfe14a96a9a508729d04b4eec525c994358dd

[libFuzzer] record traces from the switch statements only when told to do so

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@243768 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Fuzzer/FuzzerTraceState.cpp b/lib/Fuzzer/FuzzerTraceState.cpp
index 7af5f74d2a9..5eae2ec8882 100644
--- a/lib/Fuzzer/FuzzerTraceState.cpp
+++ b/lib/Fuzzer/FuzzerTraceState.cpp
@@ -364,6 +364,7 @@ void TraceState::TraceCmpCallback(uintptr_t PC, size_t CmpSize, size_t CmpType,
 void TraceState::TraceSwitchCallback(uintptr_t PC, size_t ValSizeInBits,
                                      uint64_t Val, size_t NumCases,
                                      uint64_t *Cases) {
+  if (!RecordingTraces) return;
   for (size_t i = 0; i < NumCases; i++)
     TryToAddDesiredData(Val, Cases[i], ValSizeInBits / 8);
 }