--- old/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/codegen/Lower.java	2015-03-09 18:38:57.243669366 +0530
+++ new/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/codegen/Lower.java	2015-03-09 18:38:57.155668930 +0530
@@ -45,6 +45,7 @@
 import jdk.nashorn.internal.ir.CallNode;
 import jdk.nashorn.internal.ir.CaseNode;
 import jdk.nashorn.internal.ir.CatchNode;
+import jdk.nashorn.internal.ir.DebuggerNode;
 import jdk.nashorn.internal.ir.ContinueNode;
 import jdk.nashorn.internal.ir.EmptyNode;
 import jdk.nashorn.internal.ir.Expression;
@@ -184,6 +185,15 @@
         return false;
     }
 
+    @Override
+    public boolean enterDebuggerNode(final DebuggerNode debuggerNode) {
+        final int line = debuggerNode.getLineNumber();
+        final long token = debuggerNode.getToken();
+        final int finish = debuggerNode.getFinish();
+        addStatement(new ExpressionStatement(line, token, finish, new RuntimeNode(token, finish, RuntimeNode.Request.DEBUGGER, new ArrayList<Expression>())));
+        return false;
+    }
+
     @Override
     public boolean enterJumpToInlinedFinally(final JumpToInlinedFinally jumpToInlinedFinally) {
         addStatement(jumpToInlinedFinally);