Re: [boost] [gsoc] Pointer Plus Bits Behavior and Interface

Subject: Re: [boost] [gsoc] Pointer Plus Bits Behavior and Interface
From: Brian Bartman (bbartmanboost_at_[hidden])
Date: 2010-07-15 12:12:04

On Thu, Jul 15, 2010 at 12:07 PM, Joaquin M Lopez Munoz <joaquin_at_[hidden]>wrote:

>
> Converting to bool can be problematic, as throughly explained at
>
> http://www.informit.com/articles/article.aspx?p=31529&seqNum=8
>
> The optimum way to do this is to convert to a pointer of a private
> type which is null if and only if the stored pointer is null.
> This is explained also at the reference above and it's the way
> boost::shared_ptr implements "conversion to bool semantics" (take
> a look at the source for inspiration).
>
>
OK I'll read it over throughly. Thank you for the link.

> Joaquín M López Muñoz
> Telefónica, Investigación y Desarrollo
>
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-- 
thanks,
Brian Bartman