Implement a "union-findy" version of DS-Analysis, which eliminates the

Referrers list on DSNodes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5536 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Analysis/DataStructure/Local.cpp

@@ -109,8 +109,7 @@ namespace {
     /// the graph.
     ///
     DSNode *createNode(DSNode::NodeTy NodeType, const Type *Ty = 0) {
-      DSNode *N = new DSNode(NodeType, Ty);   // Create the node
-      Nodes.push_back(N);                     // Add node to nodes list
+      DSNode *N = new DSNode(NodeType, Ty, &G);   // Create the node
       if (DisableFieldSensitivity)
         N->foldNodeCompletely();
       return N;