Re: [boost] Move notes

Subject: Re: [boost] Move notes
From: Ion Gaztañaga (igaztanaga_at_[hidden])
Date: 2009-09-07 16:14:07

David Abrahams escribió:
> Hi Ion,
> 
> A few things I noticed looking through move.hpp in the sandbox
> 
> 1. you static_cast in one direction but reinterpret_cast in the other.
>    Why?

A bug was reported for SunPro with static_cast producing an infinite loop:

http://lists.boost.org/Archives/boost/2009/02/149069.php

> 2. I think move_iterator's operator-> return type is wrong; maybe make
>    the pointer type be the underlying iterator type instead?

I'll try it.

> 3. I think its operator[] can be wrong for some iterators.  See
>    http://www.boost.org/doc/libs/1_40_0/libs/iterator/doc/iterator_facade.html#operator

Ok, I'm quite lost to find a proper solution, what do you suggest?

> 4. bool-valued traits should be derived from an MPL integral constant,
>    e.g.
> 
>     template <class T>
>     struct is_whatever : mpl::bool_< (some compile-time expression ) > {};

Ok,

Best,

Ion