Re: [boost] [smart ptr] Any interest in copy-on-write pointer forC++11?

Subject: Re: [boost] [smart ptr] Any interest in copy-on-write pointer forC++11?
From: Peter Dimov (lists_at_[hidden])
Date: 2013-02-10 13:53:09

Mathias Gaunard wrote:

> I advise you to start by solving the issues with API and cloning 
> requirements first.

...

> I don't know the status of the proposal, but you also have to recognize 
> that doing the same thing as a standard proposal but in an incompatible 
> way is not something very positive, unless you can point out why the 
> standard proposal is wrong and take steps to have it corrected.

I disagree on both counts. There's nothing* wrong with the API. There's 
nothing wrong in proposing the same thing that has already been proposed in 
another way.

* Except the inability to convert cow_ptr<Derived> to cow_ptr<Base>. 
Implementing that is a challenge though.