From a08610c8a534501bc4301c5037e883f180b19a99 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Tue, 14 Mar 2006 17:56:49 +0000
Subject: [PATCH] Fix an off by one error that caused PPC LLC failures last
 night.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26758 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/PowerPC/PPCISelDAGToDAG.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
index 991b088e17c..a392ba9ba70 100644
--- a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
+++ b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
@@ -208,7 +208,7 @@ void PPCDAGToDAGISel::InstructionSelectBasicBlock(SelectionDAG &DAG) {
   SSARegMap *RegMap = DAG.getMachineFunction().getSSARegMap();
   bool HasVectorVReg = false;
   for (unsigned i = MRegisterInfo::FirstVirtualRegister, 
-       e = RegMap->getLastVirtReg(); i != e; ++i)
+       e = RegMap->getLastVirtReg()+1; i != e; ++i)
     if (RegMap->getRegClass(i) == &PPC::VRRCRegClass) {
       HasVectorVReg = true;
       break;