From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.bugs Subject: bug#46111: Reverting fns.c hash function due to OpenBSD/SPARC64 compile breaking Date: Thu, 28 Jan 2021 10:52:31 -0500 Message-ID: References: <87sg6oyzi6.wl-me@enzu.ru> <6915951F-2A53-4B08-A48A-6683B99AA14A@gnu.org> <871re5vh7a.fsf@ultra.enzu.ru> <8335ylytpf.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="40841"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: 46111@debbugs.gnu.org, me@enzu.ru To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Jan 28 16:53:16 2021 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 1l59bg-000AV3-4V for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 28 Jan 2021 16:53:16 +0100 Original-Received: from localhost ([::1]:58448 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l59bf-0002d1-6M for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 28 Jan 2021 10:53:15 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:43696) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l59bT-0002bm-Hk for bug-gnu-emacs@gnu.org; Thu, 28 Jan 2021 10:53:04 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:37982) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1l59bS-0008Ak-8G for bug-gnu-emacs@gnu.org; Thu, 28 Jan 2021 10:53:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1l59bS-0002gR-7A for bug-gnu-emacs@gnu.org; Thu, 28 Jan 2021 10:53:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Monnier Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 28 Jan 2021 15:53:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 46111 X-GNU-PR-Package: emacs Original-Received: via spool by 46111-submit@debbugs.gnu.org id=B46111.161184916110279 (code B ref 46111); Thu, 28 Jan 2021 15:53:02 +0000 Original-Received: (at 46111) by debbugs.gnu.org; 28 Jan 2021 15:52:41 +0000 Original-Received: from localhost ([127.0.0.1]:49526 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1l59b7-0002fj-II for submit@debbugs.gnu.org; Thu, 28 Jan 2021 10:52:41 -0500 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]:8582) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1l59b6-0002fV-BG for 46111@debbugs.gnu.org; Thu, 28 Jan 2021 10:52:40 -0500 Original-Received: from pmg3.iro.umontreal.ca (localhost [127.0.0.1]) by pmg3.iro.umontreal.ca (Proxmox) with ESMTP id C120B44073C; Thu, 28 Jan 2021 10:52:34 -0500 (EST) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg3.iro.umontreal.ca (Proxmox) with ESMTP id 934814403AE; Thu, 28 Jan 2021 10:52:33 -0500 (EST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1611849153; bh=PTo2It7qgPANq5Xt+AmoismwxYh9iqGjFHHnqLM7HZM=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=Q896zFSIT5npF3/qVTKkbyqZPDpNLVSrbBuN1wcsYgeuZnUZC5KBz/IRkCkugEL8+ uGLj2lfuTFOZ2REVfpxAK5PX9auGT8W1LBeydKtYrZUu/ED6OYLyNDVFyXTdDEmIUi WrnZLQAQAEA4eytQfokCgiNpndi5Rix4k2SYx87QZtYdCK8i+MFuh03H72zAb5Eowa EdylPFdaklwY9CuPGDDySQ7MYa6HxR/BtkH8rpTyAWRU88FAAOD0LbbZvrHg2WVDmP GR2CtTuGkcpeiKKyLjZ9HRnX+QTVZJm1RYw+C1LwSuS1jPKXWQP21mWrPYgQY6XXwP 7GbYe+Ll0kfVg== Original-Received: from alfajor (69-196-141-46.dsl.teksavvy.com [69.196.141.46]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id DD37F120263; Thu, 28 Jan 2021 10:52:32 -0500 (EST) In-Reply-To: (Stefan Monnier's message of "Thu, 28 Jan 2021 10:44:09 -0500") 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" Xref: news.gmane.io gmane.emacs.bugs:198802 Archived-At: >>> - AFAICT from the backtrace, `ptr` points to a plain normal ELisp >>> string's content, yet these are supposed to be aligned, so what's >>> going on here >> I wondered that myself. > And what did you conclude? ;-) Hmm... now that I think about it, I think `make_pure_string` may get us there, because the string's content is allocated from the end without any alignment! And the backtrace shows we're hashing the string `DndProtocol` which comes from `lisp/x-dnd.el` which is indeed preloaded, so I think that's what's going on. Stefan