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From: Lars Ingebrigtsen <larsi@gnus.org>
To: "Mattias Engdegård" <mattiase@acm.org>
Cc: 56199@debbugs.gnu.org
Subject: bug#56199: hash table equality predicate [PATCH]
Date: Fri, 24 Jun 2022 20:21:45 +0200	[thread overview]
Message-ID: <87zgi1ncqu.fsf@gnus.org> (raw)
In-Reply-To: <8928CA50-5999-47DD-A002-46B7E9005E62@acm.org> ("Mattias Engdegård"'s message of "Fri, 24 Jun 2022 19:19:54 +0200")

Mattias Engdegård <mattiase@acm.org> writes:

> Even implemented entirely in Lisp it would be an order of magnitude
> faster (and actually correct).
>
> The attached code is not without flaws but provides a rough starting point.
> (This is not meant as a strong argument for or against adding it in
> the first place.)

I can't ever recall wanting to compare two hash tables for equality
(like, that's not what you use a hash table for), but since people have
apparently been reimplementing this a lot, then I'm for including it.

And the implementation looks nice.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no





  reply	other threads:[~2022-06-24 18:21 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-24 17:19 bug#56199: hash table equality predicate [PATCH] Mattias Engdegård
2022-06-24 18:21 ` Lars Ingebrigtsen [this message]
2022-06-25 16:56   ` Mattias Engdegård
2022-06-26 14:30     ` Jean Louis

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