From: Xinliang David Li <davidxl@google.com>
Date: Tue, 27 Jun 2017 17:21:51 +0000 (+0000)
Subject: [ProfData] Make the method threadsafe
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=65340be3b401a4d0b4ae9b16d25492d2f7528da0;p=llvm

[ProfData] Make the method threadsafe

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@306428 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/ProfileData/InstrProf.cpp b/lib/ProfileData/InstrProf.cpp
index 005061c4f06..1dc596fa7ed 100644
--- a/lib/ProfileData/InstrProf.cpp
+++ b/lib/ProfileData/InstrProf.cpp
@@ -642,8 +642,9 @@ static ValueProfRecordClosure InstrProfRecordClosure = {
 
 // Wrapper implementation using the closure mechanism.
 uint32_t ValueProfData::getSize(const InstrProfRecord &Record) {
-  InstrProfRecordClosure.Record = &Record;
-  return getValueProfDataSize(&InstrProfRecordClosure);
+  auto Closure = InstrProfRecordClosure;
+  Closure.Record = &Record;
+  return getValueProfDataSize(&Closure);
 }
 
 // Wrapper implementation using the closure mechanism.