Pass StringRef by value.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86251 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCTargetMachine.cpp b/lib/Target/PowerPC/PPCTargetMachine.cpp
index 3371954..8079c6e 100644
--- a/lib/Target/PowerPC/PPCTargetMachine.cpp
+++ b/lib/Target/PowerPC/PPCTargetMachine.cpp
@@ -20,8 +20,7 @@
#include "llvm/Support/FormattedStream.h"
using namespace llvm;
-static const MCAsmInfo *createMCAsmInfo(const Target &T,
- const StringRef &TT) {
+static const MCAsmInfo *createMCAsmInfo(const Target &T, StringRef TT) {
Triple TheTriple(TT);
bool isPPC64 = TheTriple.getArch() == Triple::ppc64;
if (TheTriple.getOS() == Triple::Darwin)