What's the go with the GC these days?

[Jacob Carlborg]

On 2019-01-07 20:46, H. S. Teoh wrote:

> I think the idea is probably to use struct wrappers to implement RC,
> i.e., you'd have a struct wrapping a class reference of the object it's
> managing.  As long as the struct can have semantics compatible with RC,
> it can be used to implement RC. At least in theory.

That will be quite ugly. Will these struct wrappers be covariant if the 
types they wrap are covariant? I mean, is that possible to implement?

-- 
/Jacob Carlborg