From 5ddd564e190f10b0b001c203fbfbfd521a22c0c4 Mon Sep 17 00:00:00 2001
From: Stanislav Mekhanoshin <Stanislav.Mekhanoshin@amd.com>
Date: Sat, 4 May 2019 06:40:20 +0000
Subject: [PATCH] [AMDGPU] Fixed asan error after D61536

llvm-svn: 359963
---
 llvm/lib/Target/AMDGPU/GCNHazardRecognizer.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/Target/AMDGPU/GCNHazardRecognizer.cpp b/llvm/lib/Target/AMDGPU/GCNHazardRecognizer.cpp
index adae9684b51b..c2af348d31c4 100644
--- a/llvm/lib/Target/AMDGPU/GCNHazardRecognizer.cpp
+++ b/llvm/lib/Target/AMDGPU/GCNHazardRecognizer.cpp
@@ -858,7 +858,7 @@ bool GCNHazardRecognizer::fixSMEMtoVectorWriteHazards(MachineInstr *MI) {
   const SIRegisterInfo *TRI = ST.getRegisterInfo();
   const MachineOperand *SDST = TII->getNamedOperand(*MI, SDSTName);
   if (!SDST) {
-    for (auto MO : MI->implicit_operands()) {
+    for (const auto &MO : MI->implicit_operands()) {
       if (MO.isDef() && TRI->isSGPRClass(TRI->getPhysRegClass(MO.getReg()))) {
         SDST = &MO;
         break;