From d9b1474a1b01bfca9f5581ce8971f57b5eec070b Mon Sep 17 00:00:00 2001
From: Adam Nemet <anemet@apple.com>
Date: Tue, 15 Mar 2016 22:26:12 +0000
Subject: [PATCH] Turn LoopLoadElimination on again

The latent bug that LLE exposed in the LoopVectorizer was resolved
(PR26952).

The pass can be disabled with -mllvm -enable-loop-load-elim=0

llvm-svn: 263595
---
 lib/Transforms/IPO/PassManagerBuilder.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/Transforms/IPO/PassManagerBuilder.cpp b/lib/Transforms/IPO/PassManagerBuilder.cpp
index a5399e5760e..8a4aa336ec4 100644
--- a/lib/Transforms/IPO/PassManagerBuilder.cpp
+++ b/lib/Transforms/IPO/PassManagerBuilder.cpp
@@ -105,8 +105,8 @@ static cl::opt<bool> EnableNonLTOGlobalsModRef(
         "Enable the GlobalsModRef AliasAnalysis outside of the LTO pipeline."));
 
 static cl::opt<bool> EnableLoopLoadElim(
-    "enable-loop-load-elim", cl::init(false), cl::Hidden,
-    cl::desc("Enable the new, experimental LoopLoadElimination Pass"));
+    "enable-loop-load-elim", cl::init(true), cl::Hidden,
+    cl::desc("Enable the LoopLoadElimination Pass"));
 
 static cl::opt<std::string> RunPGOInstrGen(
     "profile-generate", cl::init(""), cl::Hidden,