protected void handleInvoke(InvokeInstruction inv) {
private void handleInvoke(InvokeInstruction inv) {
	protected void handleInvoke(InvokeInstruction inv) {		ResourceValueFrame frame = getFrame();		int numSlots = frame.getNumSlots();		int numConsumed = getNumWordsConsumed(inv);		for (int i = numSlots - numConsumed; i < numSlots; ++i) {			ResourceValue value = frame.getValue(i);			if (value.equals(ResourceValue.instance())) {				frame.setStatus(ResourceValueFrame.ESCAPED);				return;			}		}	}