Re: [boost] GUI validation [was: GUI Library Proposal for a Proposal]

From: Peter Dimov (pdimov_at_[hidden])
Date: 2004-11-21 17:59:02

Mathew Robertson wrote:
>> And they also tend to provide their own array, list, string and
>> vector classes, instead of making use of those in the standard
>> library. Not to mention, several provide their own bool!
>
> There is a reason that several provide there own 'bool' - what is the
> official size of a bool?  And more importantly, is it the same size
> on every platform (ie so that you can serailise on one latform, then
> deserailise on another) ?

sizeof(bool) can vary, but this gives you the storage bits. bool always has 
exactly one _value bit_, so it can be serialized portably as a char.