Re: weakened userdata

[Kevin Ryde <user42 zip com au>]

muppet <scott asofyet org> writes:
>
> It's a  
> little more subtle when dealing with closures, where it's easy to trap  
> a self-reference by accident.

Yep.

> The way that GObjects destroy themselves mitigates the reference cycle  
> problems for the most part.

Err, umm, so the executive summary would be "best to call
$widget->destroy explicitly", as opposed to worrying too much whether
merely dropping the last reference to a widget will cleanup it and its
components.