[llvm] r252617 - Fix asan warning (NFC)

[Xinliang David Li via llvm-commits]

Author: davidxl
Date: Tue Nov 10 11:11:33 2015
New Revision: 252617

URL: http://llvm.org/viewvc/llvm-project?rev=252617&view=rev
Log:
Fix asan warning (NFC)

Modified:
    llvm/trunk/lib/ProfileData/InstrProf.cpp

Modified: llvm/trunk/lib/ProfileData/InstrProf.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/ProfileData/InstrProf.cpp?rev=252617&r1=252616&r2=252617&view=diff
==============================================================================
--- llvm/trunk/lib/ProfileData/InstrProf.cpp (original)
+++ llvm/trunk/lib/ProfileData/InstrProf.cpp Tue Nov 10 11:11:33 2015
@@ -247,8 +247,9 @@ void ValueProfData::deserializeTo(InstrP
 std::unique_ptr<ValueProfData>
 ValueProfData::serializeFrom(const InstrProfRecord &Record) {
   uint32_t TotalSize = getSize(Record);
-  std::unique_ptr<ValueProfData> VPD(
-      reinterpret_cast<ValueProfData *>(new char[TotalSize]));
+  void *RawMem = ::operator new(TotalSize);
+  ValueProfData *VPDMem = new (RawMem) ValueProfData();
+  std::unique_ptr<ValueProfData> VPD(VPDMem);
 
   VPD->TotalSize = TotalSize;
   VPD->NumValueKinds = Record.getNumValueKinds();