--- a/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/codegen/Lower.java	Mon Dec 08 15:14:11 2014 +0100
+++ b/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/codegen/Lower.java	Wed Dec 10 11:55:04 2014 +0100
@@ -275,7 +275,7 @@
 
     @Override
     public Node leaveSwitchNode(final SwitchNode switchNode) {
-        if(!switchNode.isInteger()) {
+        if(!switchNode.isUniqueInteger()) {
             // Wrap it in a block so its internally created tag is restricted in scope
             addStatementEnclosedInBlock(switchNode);
         } else {