Re: [boost] Smart pointer poll

From: Larry Evans (jcampbell3_at_[hidden])
Date: 2002-05-03 18:25:36

Mark Rodgers wrote:

> From: "Peter Dimov" <pdimov_at_[hidden]>
>

[snip]

> >
> > To break cycles. If you never need to break cycles, you're likely to not
> > find it very useful. ;-)
>
> I do need to break cycles, but when I do, I normally just use a plain
> pointer.  How is a weak_ptr better?
>

You can test the weak_ptr::use_count() to see if weak_ptr::get() points to
a deleted object.