Re: gh_enter reconsidered

[Bruce Stephens <b.stephens@isode.com>]

"Peter C. Norton" <spacey@inch.com> writes:

> From the docs for one of the perl modules (the postscript
> thingamajig, I think) there are circumstances under which the perl
> interpreter can't reclaim memory used by objects that have circular
> references.

It can't do so _automatically_.  Objects which know they're going to
contain circular structures need to explicitly break the circularity
in their destructors.