From 3f278ce9997c1885d302afb24619ee4d9c8707e5 Mon Sep 17 00:00:00 2001
From: Duncan Sands <baldrick@free.fr>
Date: Wed, 30 Jun 2010 17:22:28 +0000
Subject: [PATCH] Remove an unused variable.  The call to getRoot has
 side-effects, so this could break something (but doesn't seem to).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107295 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp | 1 -
 1 file changed, 1 deletion(-)

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index 526f7742be0..40995849238 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -5899,7 +5899,6 @@ void SelectionDAGISel::LowerArguments(const BasicBlock *LLVMBB) {
   // If this is the entry block, emit arguments.
   const Function &F = *LLVMBB->getParent();
   SelectionDAG &DAG = SDB->DAG;
-  SDValue OldRoot = DAG.getRoot();
   DebugLoc dl = SDB->getCurDebugLoc();
   const TargetData *TD = TLI.getTargetData();
   SmallVector<ISD::InputArg, 16> Ins;
-- 
2.34.1