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From eaa421d1f9c3748c550e2a91fcb134a3d2a8ebff Mon Sep 17 00:00:00 2001
From: Sanjin Sijaric <ssijaric@codeaurora.org>
Date: Fri, 18 Jan 2019 19:34:20 +0000
Subject: [PATCH] Fix the buildbot issue introduced by r351421

The EXPENSIVE_CHECK x86_64 Windows buildbot is failing due to this change. Fix
the map access.

llvm-svn: 351577
---
 lib/MC/MCWin64EH.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/MC/MCWin64EH.cpp b/lib/MC/MCWin64EH.cpp
index 8bc1f08..3ef1514 100644
--- a/lib/MC/MCWin64EH.cpp
+++ b/lib/MC/MCWin64EH.cpp
@@ -522,7 +522,7 @@ static void ARM64EmitUnwindInfo(MCStreamer &streamer, WinEH::FrameInfo *info) {
     if (MatchingEpilog) {
       assert(EpilogInfo.find(MatchingEpilog) != EpilogInfo.end() &&
              "Duplicate epilog not found");
-      EpilogInfo[EpilogStart] = EpilogInfo[MatchingEpilog];
+      EpilogInfo[EpilogStart] = EpilogInfo.lookup(MatchingEpilog);
       // Clear the unwind codes in the EpilogMap, so that they don't get output
       // in the logic below.
       EpilogInstrs.clear();
-- 
1.8.3.1