Inheriting purity DDJ blog by Walter on reddit

[Timon Gehr]

On 02/23/2012 08:54 PM, deadalnix wrote:
> Le 23/02/2012 18:27, Andrei Alexandrescu a écrit :
>> http://www.reddit.com/r/programming/comments/q2pmd/inheriting_purity_in_the_d_programming_language/
>>
>>
>>
>> Andrei
>
> I'm still not convinced by const (this can lead to very confusing
> cases), but for everything else, this is great job.

Would you mind giving an instance of such a confusing case?