[squeak-dev] Improving WeakKeyDictionary comment

Jakob Reschke jakres+squeak at gmail.com
Sun May 29 21:36:10 UTC 2022

Thank you Levente!

If the VM feature is not really used and ephemerons are not used yet, what
mechanism is currently used? Are we back to the old, slow implementation
that is mentioned in the link that you gave?

Am Sa., 28. Mai 2022 um 13:25 Uhr schrieb Levente Uzonyi <
leves at caesar.elte.hu>:

> On Fri, 27 May 2022, Jakob Reschke wrote:
> > - Which VM feature is the WeakRegistry class comment referring to; is it
> the semaphore used on the class side of WeakArray; and is it relevant to
> the use of WeakKeyDictionary?
> One[1] that has never really been used in Squeak and has been
> obsoleted by ephemerons. Even though we do not use ephemerons for
> finalization yet.


> [1]
> https://web.archive.org/web/20210608170146/https://bugs.squeak.org/view.php?id=7473
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