From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Andreas Schwab Newsgroups: gmane.emacs.devel Subject: Re: san_ignore_object not found at link time Date: Sat, 01 Aug 2020 20:52:13 +0200 Message-ID: <87bljup5b6.fsf@igel.home> References: <20200801141014.51E78C21C82@raman-glaptop.localdomain> <83wo2ictyz.fsf@gnu.org> <83tuxmctmo.fsf@gnu.org> <20200801153823.GA55369@breton.holly.idiocy.org> <83k0yicl01.fsf@gnu.org> <83ime2ckhb.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="15854"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.91 (gnu/linux) Cc: p.stephani2@gmail.com, Paul Eggert , emacs-devel@gnu.org, alan@idiocy.org, raman@google.com To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sat Aug 01 20:53:01 2020 Return-path: Envelope-to: ged-emacs-devel@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 1k1wct-000404-7y for ged-emacs-devel@m.gmane-mx.org; Sat, 01 Aug 2020 20:52:59 +0200 Original-Received: from localhost ([::1]:47938 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1k1wcs-0004qP-90 for ged-emacs-devel@m.gmane-mx.org; Sat, 01 Aug 2020 14:52:58 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:44366) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1k1wcM-0004Nw-8N for emacs-devel@gnu.org; Sat, 01 Aug 2020 14:52:28 -0400 Original-Received: from mail-out.m-online.net ([2001:a60:0:28:0:1:25:1]:55563) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1k1wcJ-0001yE-N9; Sat, 01 Aug 2020 14:52:25 -0400 Original-Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 4BJtYX3lN0z1rrKd; Sat, 1 Aug 2020 20:52:15 +0200 (CEST) Original-Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 4BJtYW45K7z1qrDy; Sat, 1 Aug 2020 20:52:15 +0200 (CEST) X-Virus-Scanned: amavisd-new at mnet-online.de Original-Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id RV7LE9qcjQaO; Sat, 1 Aug 2020 20:52:14 +0200 (CEST) X-Auth-Info: zmiZqGUN1HeZkNrZP5qg6WwcWpQzFKKxbEYa113QWS30v0oSpMCtH3TZdRzH2lk/ Original-Received: from igel.home (ppp-46-244-180-27.dynamic.mnet-online.de [46.244.180.27]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Sat, 1 Aug 2020 20:52:14 +0200 (CEST) Original-Received: by igel.home (Postfix, from userid 1000) id 05A452C17AD; Sat, 1 Aug 2020 20:52:13 +0200 (CEST) X-Yow: The SAME WAVE keeps coming in and COLLAPSING like a rayon MUU-MUU.. In-Reply-To: <83ime2ckhb.fsf@gnu.org> (Eli Zaretskii's message of "Sat, 01 Aug 2020 21:02:56 +0300") Received-SPF: pass client-ip=2001:a60:0:28:0:1:25:1; envelope-from=whitebox@nefkom.net; helo=mail-out.m-online.net X-detected-operating-system: by eggs.gnu.org: First seen = 2020/08/01 14:52:16 X-ACL-Warn: Detected OS = Linux 3.11 and newer X-Spam_score_int: -15 X-Spam_score: -1.6 X-Spam_bar: - X-Spam_report: (-1.6 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:253392 Archived-At: On Aug 01 2020, Eli Zaretskii wrote: >> Date: Sat, 01 Aug 2020 20:51:42 +0300 >> From: Eli Zaretskii >> Cc: alan@idiocy.org, emacs-devel@gnu.org, p.stephani2@gmail.com, >> raman@google.com >> >> 4641 | void *po = (char *) ((intptr_t) (char *) XLP (obj) >> | ^ >> >> This is a 32-bit build --with-wide-int, in case it matters, where >> EMACS_INT is a 64-bit data type. > > Btw, I'm probably missing something, because I don't understand how > XLP in its current definition can work in a --with-wide-int build, > where the size of a Lisp_Object is wider than both intptr_t and a > 'void *'. This has nothing to do with XLP. If you add a wide integer to a pointer you still have a pointer, whereas if you add a wide integer to a pointer converted to intptr_t, the result is of the widened type. Andreas. -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1 "And now for something completely different."