From: Hans Wennborg <hans@hanshq.net>
Date: Mon, 6 Mar 2017 21:10:40 +0000 (+0000)
Subject: Disable gvn-hoist (PR32153)
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=0de969bf83bf19d76d84d2b0178a36a6b9b98257;p=llvm

Disable gvn-hoist (PR32153)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@297075 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/IPO/PassManagerBuilder.cpp b/lib/Transforms/IPO/PassManagerBuilder.cpp
index 59605d58084..c3acd9ff30d 100644
--- a/lib/Transforms/IPO/PassManagerBuilder.cpp
+++ b/lib/Transforms/IPO/PassManagerBuilder.cpp
@@ -137,8 +137,8 @@ static cl::opt<int> PreInlineThreshold(
              "(default = 75)"));
 
 static cl::opt<bool> EnableGVNHoist(
-    "enable-gvn-hoist", cl::init(true), cl::Hidden,
-    cl::desc("Enable the GVN hoisting pass (default = on)"));
+    "enable-gvn-hoist", cl::init(false), cl::Hidden,
+    cl::desc("Enable the GVN hoisting pass"));
 
 static cl::opt<bool>
     DisableLibCallsShrinkWrap("disable-libcalls-shrinkwrap", cl::init(false),
diff --git a/test/Feature/optnone-opt.ll b/test/Feature/optnone-opt.ll
index a00013ec179..f53877d4aea 100644
--- a/test/Feature/optnone-opt.ll
+++ b/test/Feature/optnone-opt.ll
@@ -41,7 +41,6 @@ attributes #0 = { optnone noinline }
 ; OPT-O1-DAG: Skipping pass 'Combine redundant instructions'
 ; OPT-O1-DAG: Skipping pass 'Dead Store Elimination'
 ; OPT-O1-DAG: Skipping pass 'Early CSE'
-; OPT-O1-DAG: Skipping pass 'Early GVN Hoisting of Expressions'
 ; OPT-O1-DAG: Skipping pass 'Jump Threading'
 ; OPT-O1-DAG: Skipping pass 'MemCpy Optimization'
 ; OPT-O1-DAG: Skipping pass 'Reassociate expressions'