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logging-data="23883"; mail-complaints-to="usenet@ciao.gmane.io" Cc: eggert@cs.ucla.edu, 41321@debbugs.gnu.org, Stefan Monnier To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat May 30 18:38:12 2020 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 1jf4Uu-00067Z-Am for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 30 May 2020 18:38:12 +0200 Original-Received: from localhost ([::1]:35886 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jf4Ut-0000LK-CE for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 30 May 2020 12:38:11 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:48742) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jf4Uk-0000JI-IK for bug-gnu-emacs@gnu.org; Sat, 30 May 2020 12:38:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:47427) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jf4Uk-0001va-7l for bug-gnu-emacs@gnu.org; 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Sat, 30 May 2020 09:37:07 -0700 (PDT) In-Reply-To: <83v9kdl6xd.fsf@gnu.org> 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:181238 Archived-At: On Sat, May 30, 2020 at 4:32 PM Eli Zaretskii wrote: > > From: Pip Cet > > Date: Sat, 30 May 2020 13:29:33 +0000 > > Cc: eggert@cs.ucla.edu, 41321@debbugs.gnu.org, > > Stefan Monnier > > (The runtime stack isn't relevant, as far as I can tell, since we walk > > that in 4-byte steps on such systems anyway.) > > I think it might be relevant for stack-based Lisp objects (if we keep > requiring that Lisp objects are 8-byte aligned on 32-bit platforms). We should never mark stack-based Lisp objects, no matter how well-aligned they are!