--- a/hotspot/src/share/vm/opto/coalesce.cpp	Fri Jun 07 16:46:37 2013 -0700
+++ b/hotspot/src/share/vm/opto/coalesce.cpp	Tue Jun 11 16:34:34 2013 -0400
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -240,6 +240,8 @@
   _unique = C->unique();
 
   for( uint i=0; i<_phc._cfg._num_blocks; i++ ) {
+    C->check_node_count(NodeLimitFudgeFactor, "out of nodes in coalesce");
+    if (C->failing()) return;
     Block *b = _phc._cfg._blocks[i];
     uint cnt = b->num_preds();  // Number of inputs to the Phi