--- a/hotspot/src/share/vm/opto/loopnode.hpp	Tue Jan 10 18:05:38 2012 -0800
+++ b/hotspot/src/share/vm/opto/loopnode.hpp	Thu Jan 12 12:28:59 2012 -0800
@@ -1040,6 +1040,10 @@
   bool created_loop_node()     { return _created_loop_node; }
   void register_new_node( Node *n, Node *blk );
 
+#ifdef ASSERT
+void dump_bad_graph(Node* n, Node* early, Node* LCA);
+#endif
+
 #ifndef PRODUCT
   void dump( ) const;
   void dump( IdealLoopTree *loop, uint rpo_idx, Node_List &rpo_list ) const;