[boost] Re: Re: how do I release shared_ptr ?

From: Angus Leeming (angus.leeming_at_[hidden])
Date: 2004-01-09 07:19:44

Peter Dimov wrote:
>> Will your code work just as well if unique changed to:
>>
>>     bool unique() const // nothrow
>>     {
>>         return weak_count() == 1;
>>     }
>>
>> ??
> 
> In this case weak pointers should not prevent remove() from removing
> the item from the cache. Presumably, whoever has the weak pointer
> does not want it to keep the cache line alive (otherwise he would
> have used a shared_ptr.)

Good point.
Angus