(len % 1) != 0

[Sheng-Liang Song]

or

 (len  & 1) != 0   <=>  (len % 2) != 0


Daniel Jacobowitz wrote:
> On Sun, Feb 17, 2008 at 10:41:36PM +0800, Bin Chen wrote:
>   
>> Hi Daniel,
>>
>> Is it a bug?
>>     
>
> Yes.  Fixed as below.
>
>