--- old/src/jdk/nashorn/internal/ir/BlockLexicalContext.java	2013-06-06 20:23:52.921171101 +0530
+++ new/src/jdk/nashorn/internal/ir/BlockLexicalContext.java	2013-06-06 20:23:52.689169956 +0530
@@ -63,6 +63,7 @@
         return sstack.pop();
     }
 
+    @SuppressWarnings("unchecked")
     @Override
     public <T extends LexicalContextNode> T pop(final T node) {
         T expected = node;