if (numProduced == Constants.UNPREDICTABLE) throw new IllegalStateException();
if (numProduced == Constants.UNPREDICTABLE) throw new InvalidBytecodeException("Unpredictable stack production");
	public void handleLoadInstruction(LoadInstruction obj) {		int numProduced = obj.produceStack(cpg);		if (numProduced == Constants.UNPREDICTABLE) throw new IllegalStateException();		int index = obj.getIndex() + numProduced;		// Load values from locals in reverse order.		// This restores them to the stack in a way consistent		// with visitStoreInstruction().		while (numProduced-- > 0) {			Value value = frame.getValue(--index);			frame.pushValue(value);		}	}