From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Andy Moreton Newsgroups: gmane.emacs.devel Subject: Re: Warnings in mingw64 builds on master Date: Sun, 16 Aug 2020 12:21:43 +0100 Message-ID: <86tux2lttk.fsf@gmail.com> References: <864kp47t20.fsf@gmail.com> <83a6yvkhby.fsf@gnu.org> <86v9hj7njb.fsf@gmail.com> <83tux3ive9.fsf@gnu.org> <875z9jtznn.fsf@telefonica.net> <83sgcniaol.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="10361"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (windows-nt) To: emacs-devel@gnu.org Cancel-Lock: sha1:5p4Tjec2YHoAboV7scyzDZtmK9I= Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sun Aug 16 13:22:34 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 1k7GkD-0002c0-QF for ged-emacs-devel@m.gmane-mx.org; Sun, 16 Aug 2020 13:22:33 +0200 Original-Received: from localhost ([::1]:46440 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1k7GkC-0004Qw-T3 for ged-emacs-devel@m.gmane-mx.org; Sun, 16 Aug 2020 07:22:32 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:48632) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1k7GjZ-0003oU-BI for emacs-devel@gnu.org; Sun, 16 Aug 2020 07:21:53 -0400 Original-Received: from static.214.254.202.116.clients.your-server.de ([116.202.254.214]:45268 helo=ciao.gmane.io) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1k7GjY-0002MI-20 for emacs-devel@gnu.org; Sun, 16 Aug 2020 07:21:53 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1k7GjU-0001pE-Nc for emacs-devel@gnu.org; Sun, 16 Aug 2020 13:21:48 +0200 X-Injected-Via-Gmane: http://gmane.org/ Received-SPF: pass client-ip=116.202.254.214; envelope-from=ged-emacs-devel@m.gmane-mx.org; helo=ciao.gmane.io X-detected-operating-system: by eggs.gnu.org: First seen = 2020/08/16 06:30:15 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: 20 X-Spam_score: 2.0 X-Spam_bar: ++ X-Spam_report: (2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_ADSP_CUSTOM_MED=0.001, FORGED_GMAIL_RCVD=1, FREEMAIL_FORGED_FROMDOMAIN=1, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=1, NML_ADSP_CUSTOM_MED=0.9, 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:253841 Archived-At: On Sun 16 Aug 2020, Eli Zaretskii wrote: >> From: Óscar Fuentes >> Date: Sat, 15 Aug 2020 22:36:12 +0200 >> >> if none of those conditions are true > > That cannot happen. True, but it requires deeper analysis for the compiler to prove it. Why not just initialise rc ? I doubt any performance difference is measurable. AndyM