--- a/nashorn/src/jdk/nashorn/internal/runtime/arrays/MapIterator.java	Mon Apr 15 08:39:48 2013 -0300
+++ b/nashorn/src/jdk/nashorn/internal/runtime/arrays/MapIterator.java	Mon Apr 15 20:12:50 2013 +0530
@@ -66,8 +66,7 @@
             bumpIndex();
         }
 
-        // special case - balk at iterating to infinity or MAX_UINT
-        return (length != JSType.MAX_UINT) && indexInArray();
+        return indexInArray();
     }
 
     @Override