What is the reason for the additional indirection in Handle?

[Gary Benson]

Ramón García wrote:
> What is exactly the function for garbage collection? Does it just
> make it known that the oop is used, so it is not deleted, or in
> addition it handles the case where the oop is moved by a copying
> collector?

Like Keith said, it does both.

> In the first case, there would be more efficient ways, such as
> increasing a reference count when the handle is created.

Sadly, reference counting GC fails with circular dependencies.

Cheers,
Gary

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