--- a/graal/com.oracle.truffle.api/src/com/oracle/truffle/api/impl/DefaultTruffleRuntime.java	Mon Oct 07 23:16:00 2013 +0200
+++ b/graal/com.oracle.truffle.api/src/com/oracle/truffle/api/impl/DefaultTruffleRuntime.java	Tue Oct 08 00:20:24 2013 +0100
@@ -50,6 +50,11 @@
     }
 
     @Override
+    public VirtualFrame createVirtualFrame(PackedFrame caller, Arguments arguments, FrameDescriptor frameDescriptor) {
+        return new DefaultVirtualFrame(frameDescriptor, caller, arguments);
+    }
+
+    @Override
     public MaterializedFrame createMaterializedFrame(Arguments arguments) {
         return createMaterializedFrame(arguments, new FrameDescriptor());
     }