[llvm] r276310 - Avoid a string copy, NFC

[Vedant Kumar via llvm-commits]

Author: vedantk
Date: Thu Jul 21 12:50:07 2016
New Revision: 276310

URL: http://llvm.org/viewvc/llvm-project?rev=276310&view=rev
Log:
Avoid a string copy, NFC

Modified:
    llvm/trunk/lib/Transforms/Instrumentation/InstrProfiling.cpp

Modified: llvm/trunk/lib/Transforms/Instrumentation/InstrProfiling.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Instrumentation/InstrProfiling.cpp?rev=276310&r1=276309&r2=276310&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Instrumentation/InstrProfiling.cpp (original)
+++ llvm/trunk/lib/Transforms/Instrumentation/InstrProfiling.cpp Thu Jul 21 12:50:07 2016
@@ -600,7 +600,7 @@ void InstrProfiling::emitUses() {
 }
 
 void InstrProfiling::emitInitialization() {
-  std::string InstrProfileOutput = Options.InstrProfileOutput;
+  StringRef InstrProfileOutput = Options.InstrProfileOutput;
 
   Constant *RegisterF = M->getFunction(getInstrProfRegFuncsName());
   if (!RegisterF && InstrProfileOutput.empty())