From 12c71c00ef82c3d3a8dafb8dde9cfd7b9246eb8f Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Wed, 12 Nov 2003 04:57:58 +0000
Subject: [PATCH] Don't crash if no gg

llvm-svn: 9913
---
 llvm/lib/Analysis/DataStructure/DataStructure.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/Analysis/DataStructure/DataStructure.cpp b/llvm/lib/Analysis/DataStructure/DataStructure.cpp
index 9cf77ae1229c..9d9813cd7cbb 100644
--- a/llvm/lib/Analysis/DataStructure/DataStructure.cpp
+++ b/llvm/lib/Analysis/DataStructure/DataStructure.cpp
@@ -1409,7 +1409,7 @@ static bool CallSiteUsesAliveArgs(DSCallSite &CS, hash_set<DSNode*> &Alive,
 // inlining graphs.
 //
 void DSGraph::removeDeadNodes(unsigned Flags) {
-  DEBUG(AssertGraphOK(); GlobalsGraph->AssertGraphOK());
+  DEBUG(AssertGraphOK(); if (GlobalsGraph) GlobalsGraph->AssertGraphOK());
 
   // Reduce the amount of work we have to do... remove dummy nodes left over by
   // merging...