From 4f659eccafe34efea2a4ba6e57ad09977e9157c2 Mon Sep 17 00:00:00 2001
From: Cameron Zwarich <zwarich@apple.com>
Date: Wed, 20 Feb 2013 06:46:28 +0000
Subject: Add preservation of SlotIndexes to PHIElimination.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175596 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/PHIElimination.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'lib/CodeGen/PHIElimination.cpp')

diff --git a/lib/CodeGen/PHIElimination.cpp b/lib/CodeGen/PHIElimination.cpp
index abad5c1..37e2ee1 100644
--- a/lib/CodeGen/PHIElimination.cpp
+++ b/lib/CodeGen/PHIElimination.cpp
@@ -116,6 +116,7 @@ INITIALIZE_PASS_END(PHIElimination, "phi-node-elimination",
 
 void PHIElimination::getAnalysisUsage(AnalysisUsage &AU) const {
   AU.addPreserved<LiveVariables>();
+  AU.addPreserved<SlotIndexes>();
   AU.addPreserved<LiveIntervals>();
   AU.addPreserved<MachineDominatorTree>();
   AU.addPreserved<MachineLoopInfo>();
-- 
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