From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Ulrich Mueller Newsgroups: gmane.emacs.devel Subject: Re: How to make aot native-compilation and pdmp creation reproduceable Date: Tue, 10 Oct 2023 12:53:30 +0200 Message-ID: References: <87v8bgvnmi.fsf@thaodan.de> <83sf6kvyws.fsf@gnu.org> <877cnvu9uz.fsf@thaodan.de> <8734yju8ax.fsf@thaodan.de> <87cyxnsp27.fsf@thaodan.de> 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="29901"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: Alan Mackenzie , =?utf-8?Q?Bj=C3=B6rn?= Bidar , Eli Zaretskii , emacs-devel@gnu.org To: Gerd =?utf-8?Q?M=C3=B6llmann?= Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Tue Oct 10 12:54:37 2023 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 1qqANp-0007Vx-D3 for ged-emacs-devel@m.gmane-mx.org; Tue, 10 Oct 2023 12:54:37 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qqAN0-0006e5-E0; Tue, 10 Oct 2023 06:53:46 -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 1qqAMy-0006do-1N for emacs-devel@gnu.org; Tue, 10 Oct 2023 06:53:44 -0400 Original-Received: from dev.gentoo.org ([2001:470:ea4a:1:5054:ff:fec7:86e4] helo=smtp.gentoo.org) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_CHACHA20_POLY1305:256) (Exim 4.90_1) (envelope-from ) id 1qqAMu-0000Pa-CD; Tue, 10 Oct 2023 06:53:43 -0400 In-Reply-To: ("Gerd =?utf-8?Q?M=C3=B6llmann?= =?utf-8?Q?=22's?= message of "Tue, 10 Oct 2023 11:28:23 +0200") Received-SPF: pass client-ip=2001:470:ea4a:1:5054:ff:fec7:86e4; envelope-from=ulm@gentoo.org; helo=smtp.gentoo.org X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:311392 Archived-At: >>>>> On Tue, 10 Oct 2023, Gerd M=C3=B6llmann wrote: >> When building on a Gentoo system, I get a reproducible emacs binary, >> but the dump is different every time: >> --without-gpm --without-native-compilation --without-json > Can you find out where the pdmp files differ? Maybe the offset or the > contents of the .pdmp files around the diffs tell us something. Not sure what to learn from this, but here's the cmp output: $ cmp -l emacs.pdmp.old emacs.pdmp 60273 106 6 60274 103 150 60275 300 257 60276 31 42 60277 153 172 60278 335 337 2331737 142 72 2331738 216 227 2331753 132 166 2331754 346 273 2331755 7 1 2331769 2 302 2331770 207 156 2331771 50 22 9050945 46 22 9050946 40 71 9050947 254 226 9050948 32 332 9050949 22 377 9050950 64 316