Bugfix for ilist conversion. The ilist wants to make an 'end' node which has

G == 0

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11174 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Analysis/DataStructure/DataStructure.cpp b/lib/Analysis/DataStructure/DataStructure.cpp
index 9311b10151957c28317327bd0c5486d8a9d45a2a..57651d78e1ee5677641df083e3d2f1afad1699f7 100644 (file)
--- a/lib/Analysis/DataStructure/DataStructure.cpp
+++ b/lib/Analysis/DataStructure/DataStructure.cpp
@@ -74,7 +74,7 @@ DSNode::DSNode(const Type *T, DSGraph *G)
   : NumReferrers(0), Size(0), ParentGraph(G), Ty(Type::VoidTy), NodeType(0) {
   // Add the type entry if it is specified...
   if (T) mergeTypeInfo(T, 0);
-  G->addNode(this);
+  if (G) G->addNode(this);
   ++NumNodeAllocated;
 }