From 2d092f05b4c08c8f39e16356e54341c877faa271 Mon Sep 17 00:00:00 2001
From: Bill Wendling <isanbard@gmail.com>
Date: Thu, 15 Aug 2013 20:21:49 +0000
Subject: Use a reference instead of making an unnecessary copy. Also use
 'const'.

llvm-svn: 188483
---
 llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp')

diff --git a/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
index d8a20f800b9..4d9497a96bd 100644
--- a/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -658,11 +658,11 @@ void AsmPrinter::emitPrologLabel(const MachineInstr &MI) {
     OutStreamer.EmitCompactUnwindEncoding(MMI->getCompactUnwindEncoding());
 
   MachineModuleInfo &MMI = MF->getMMI();
-  std::vector<MCCFIInstruction> Instructions = MMI.getFrameInstructions();
+  const std::vector<MCCFIInstruction> &Instrs = MMI.getFrameInstructions();
   bool FoundOne = false;
   (void)FoundOne;
-  for (std::vector<MCCFIInstruction>::iterator I = Instructions.begin(),
-         E = Instructions.end(); I != E; ++I) {
+  for (std::vector<MCCFIInstruction>::const_iterator I = Instrs.begin(),
+         E = Instrs.end(); I != E; ++I) {
     if (I->getLabel() == Label) {
       emitCFIInstruction(*I);
       FoundOne = true;
-- 
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