Re: [boost] [review][pimpl_ptr] Pimpl Pointer review begins

From: Thorsten Ottosen (thorsten.ottosen_at_[hidden])
Date: 2006-05-15 11:31:10

David Gruener wrote:
> Tobias Schwinger wrote:
> 
>  > As someone who uses the handle/body idiom quite frequently, I'd say it can be very useful.
>  >
>  > But
>  > o for noncopyable classes (90% of the "pimpl candidates" in my projects) scoped_ptr works fine
>  > o in other places shared_ptr or intrusive_ptr work, but needs extra work to implement deep copy
> 
> No. The boost smart pointers are _not_ directly suitable for pimpls, because
> they don't propagate const.

This also makes them less useful in other contexts IMO. Just because I 
use vector<shared_ptr<T>>, doesn't mean that I want to give up 
const-correctness. And there is no efficent way to convert 
vector<shared_ptr<T>> to vector<share_ptr<const T>>.

-Thorsten