[boost] Re: weak pointers and cycles

From: Dave Abrahams (abrahams_at_[hidden])
Date: 1999-12-11 05:47:46

From way back:

> My implementation is based on a recycler handle class that holds the counts, a
> pointer to an object, and a pointer to a function for recycling the object.  I
> would have preferred to use virtual functions, but I needed the handle class
to
> be a fixed size.  Smart pointers hold a pointer to a handle and a pointer to
the
> object held.  You do a mark-sweep collection by calling recycle().

If the recycler handle holds a pointer to an object, why are you also
putting the handle in the smart pointer?

-D