From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Joseph Turner via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#63671: Add function to test equality of hash tables Date: Wed, 24 May 2023 19:44:29 -0700 Message-ID: <87fs7ljfe8.fsf@breatheoutbreathe.in> References: <87y1ldk59f.fsf@breatheoutbreathe.in> <567C6354-0FD1-4441-B5F7-8A9ADC44DB41@gmail.com> Reply-To: Joseph Turner Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="13975"; mail-complaints-to="usenet@ciao.gmane.io" Cc: yantar92@posteo.net, 63671@debbugs.gnu.org To: Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu May 25 04:48:38 2023 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1q211p-0003S0-RR for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 25 May 2023 04:48:38 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1q211b-0004cq-L0; Wed, 24 May 2023 22:48:23 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q211Y-0004cd-KL for bug-gnu-emacs@gnu.org; Wed, 24 May 2023 22:48:21 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1q211G-0006s7-3h for bug-gnu-emacs@gnu.org; Wed, 24 May 2023 22:48:17 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1q211F-0005IF-PN for bug-gnu-emacs@gnu.org; Wed, 24 May 2023 22:48:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Joseph Turner Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 25 May 2023 02:48:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 63671 X-GNU-PR-Package: emacs Original-Received: via spool by 63671-submit@debbugs.gnu.org id=B63671.168498287720312 (code B ref 63671); Thu, 25 May 2023 02:48:01 +0000 Original-Received: (at 63671) by debbugs.gnu.org; 25 May 2023 02:47:57 +0000 Original-Received: from localhost ([127.0.0.1]:45548 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1q211A-0005HX-Vh for submit@debbugs.gnu.org; Wed, 24 May 2023 22:47:57 -0400 Original-Received: from out-33.mta1.migadu.com ([95.215.58.33]:45081) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1q2115-0005Ge-Co for 63671@debbugs.gnu.org; Wed, 24 May 2023 22:47:56 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=breatheoutbreathe.in; s=key1; t=1684982868; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=6eWi/mBgXooftnFAQGxkYgNjMUocNkGrQ2Uq7k8DdTg=; b=SsKdSmDQv/CRmOEACclPkAPVeajERus3Z5pAzjYv5QjiGMhlmmz9IcZlRY30dzTiizFnpB L1DDdnAGplysvi+SgpxI3OCK2sXSTSSqLp8w6M1A8VYBMeQUUPRyJ0JQdMAS0r9YJfAUKc CRHezLmtcVSXT0kXX91nGmJiZgPs6u0= X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. In-reply-to: <567C6354-0FD1-4441-B5F7-8A9ADC44DB41@gmail.com> X-Migadu-Flow: FLOW_OUT X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:262328 Archived-At: Mattias Engdeg=C3=A5rd writes: > 24 maj 2023 kl. 19.27 skrev Joseph Turner : > >> Would extending `equal' to handle hash tables be generally useful? > > It would, but doing so would be very risky at this point since it would c= hange long-standing semantics. > > We could make an augmented version of `equal` but what we really want is = one that works for user-defined types (see Ihor's reference to a previous d= iscussion). > > Anyway, here's an old patch I had lying around, in case we decide that we= do need a shoddy equality predicate for hash tables only. Thank you for the references, Ihor and Mattias! Since this is a duplicate of Ihor's thread, my report should probably be closed. How do I close this report? Joseph