From 68faa2dbbeb141e6db360bcebb4aff2e97a28c73 Mon Sep 17 00:00:00 2001
From: Nick Lewycky <nicholas@mxc.ca>
Date: Wed, 2 Mar 2011 01:43:30 +0000
Subject: [PATCH] Quiet a compiler warning about unused variable 'ExtVNI'.

llvm-svn: 126815
---
 llvm/lib/CodeGen/LiveIntervalAnalysis.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp b/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp
index 4b4d4bdaaef7..92829b1ea462 100644
--- a/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp
+++ b/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp
@@ -794,6 +794,7 @@ void LiveIntervals::shrinkToUses(LiveInterval *li) {
 
     // Extend the live range for VNI to be live at Idx.
     if (VNInfo *ExtVNI = NewLI.extendInBlock(BlockStart, Idx)) {
+      (void)ExtVNI;
       assert(ExtVNI == VNI && "Unexpected existing value number");
       // Is this a PHIDef we haven't seen before?
       if (!VNI->isPHIDef() || !UsedPHIs.insert(VNI))