From 1a450c61f3174e94c1f93606339dfd5755c93e43 Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Tue, 28 Sep 2010 21:02:55 +0000
Subject: [PATCH] Scope a varible inside an if statement, to make it clear that
 it's not used afterwards.

llvm-svn: 114986
---
 llvm/lib/VMCore/Metadata.cpp | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/llvm/lib/VMCore/Metadata.cpp b/llvm/lib/VMCore/Metadata.cpp
index da69c43ff735..162884c5f689 100644
--- a/llvm/lib/VMCore/Metadata.cpp
+++ b/llvm/lib/VMCore/Metadata.cpp
@@ -343,9 +343,7 @@ void MDNode::replaceOperand(MDNodeOperand *Op, Value *To) {
   FoldingSetNodeID ID;
   Profile(ID);
   void *InsertPoint;
-  MDNode *N = pImpl->MDNodeSet.FindNodeOrInsertPos(ID, InsertPoint);
-
-  if (N) {
+  if (MDNode *N = pImpl->MDNodeSet.FindNodeOrInsertPos(ID, InsertPoint)) {
     N->replaceAllUsesWith(this);
     N->destroy();
     N = pImpl->MDNodeSet.FindNodeOrInsertPos(ID, InsertPoint);