Re: [boost] boost::shared_ptr/weak_ptr

From: Peter Dimov (pdimov_at_[hidden])
Date: 2008-04-12 10:09:54

Patrick Twohig:

> I've been maintaining/developing a fairly large application which has been
> built entirely without the use of exceptions.  Two of the major target
> platforms have weak or no exception support.  Anyhow, It appears that the
> function weak_ptr<T>::lock() relies on an exception thrown by
> shared_ptr<T>'s constructor in order to work properly.

Very good point. I consider this a bug; please feel free to add a Trac 
ticket for it. Unfortunately it's not easy to make a test for that due to 
the "optimization: avoid throw overhead" early check. :-)