From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Richard Copley Newsgroups: gmane.emacs.devel Subject: =?UTF-8?B?UmU6IOKAmHN1cnJvZ2F0ZXNfdG9fY29kZXBvaW504oCZIHdhcm5pbmdz?= Date: Mon, 15 Jan 2018 22:19:07 +0000 Message-ID: References: <5A5C76EF.1020002@gmx.at> <838tczz593.fsf@gnu.org> <8e5a2b2c-4251-1e95-65ef-9712ceb1f144@cs.ucla.edu> <8a4d28ee-d68b-f2f4-5e13-5692a6317a8d@cs.ucla.edu> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" X-Trace: blaine.gmane.org 1516054711 7266 195.159.176.226 (15 Jan 2018 22:18:31 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 15 Jan 2018 22:18:31 +0000 (UTC) Cc: martin rudalics , Eli Zaretskii , Emacs Development To: Paul Eggert Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Jan 15 23:18:27 2018 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ebD5D-0001Lr-9R for ged-emacs-devel@m.gmane.org; Mon, 15 Jan 2018 23:18:23 +0100 Original-Received: from localhost ([::1]:39273 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ebD7D-0004tO-38 for ged-emacs-devel@m.gmane.org; Mon, 15 Jan 2018 17:20:27 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:59339) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ebD6T-0004sv-2F for emacs-devel@gnu.org; Mon, 15 Jan 2018 17:19:41 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ebD6S-0003Sr-9X for emacs-devel@gnu.org; Mon, 15 Jan 2018 17:19:41 -0500 Original-Received: from mail-ot0-x231.google.com ([2607:f8b0:4003:c0f::231]:46502) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1ebD6Q-0003SC-F3; Mon, 15 Jan 2018 17:19:38 -0500 Original-Received: by mail-ot0-x231.google.com with SMTP id t35so5267736otd.13; Mon, 15 Jan 2018 14:19:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=jaINimmOBu3T1/9bzOYH22sZufQQCT8HXANQOsaKiIY=; b=dEpGyE4jPFFF5QxB9XudmsUUs+Id0YChJrIcWlaM2FL3MlSIbUrPfrO5NaS59NvscE O6a0gBj4R51Le34fcrZrn58zlMZ3EeOhHURpczQsWExP/R2Wu7rSLO51UexBcnKy8En1 9Q+9yeizOlgoopVgpHTRAN4s19IOq7KY32tqfcspoSXXfy4u25Oh68K0ilckhR23oMA5 wQta51bjQDs/70z2JlHjnrGV6ERGpFkMv0sgKC/gVljD1EhYA5MrHWwzkSto2aBrn/HR eC8zOHCvRIAvl5E+aEfLkGBnKJrY5f/mUFCcpuUhzjpZ75ddlTaCatjNFHnN320vI9A/ Khpg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=jaINimmOBu3T1/9bzOYH22sZufQQCT8HXANQOsaKiIY=; b=d8rPat9s0Fc+Qkw/QEA0Uk1jqZ/gRUbG004axcIFzUSKEwHUNc5JK3DhJ0K2GTIj2T R718buP9y0V7lThD1nP+n5KlWgcXAvBZhbxqBRmFpidB5zd+SouDxunrN0Vj8HFulHGr 9eAodVEh92apja1lpIjGgnu4R/V25p2QalSJA7pkDbrq+R0tg9coOZU2XXEXGBV6MqyZ hCX83zyAnd0byJi8yV83xqAg/W/BF6aIdqSG+CIDbxFXcH+WvyzzaABywypimHiaBEBX BcFSlRQpG2v7mdwge0A3KVoMUtctY4yi7ZUyvXg8enNCfPrOiN1x64iNSKuEsdpPHC5V kehw== X-Gm-Message-State: AKwxytclFZOidMxjma8PgVDuYLpc0ZLwGtSNT1bdWEMcC59Ismogs62g 51Voky5/ArLfWbpkcXO+ZVbG8kZIW7llxNBydk8= X-Google-Smtp-Source: ACJfBota7BPIAD/RbKpbZIrYN3qkgD3wjE1xPweU1kx97Eih1DHIMv4sobhICuS08MWFwQwkVQs85gOg4o1MDvYR9s0= X-Received: by 10.157.17.137 with SMTP id v9mr19860871otf.287.1516054777833; Mon, 15 Jan 2018 14:19:37 -0800 (PST) Original-Received: by 10.157.5.184 with HTTP; Mon, 15 Jan 2018 14:19:07 -0800 (PST) In-Reply-To: <8a4d28ee-d68b-f2f4-5e13-5692a6317a8d@cs.ucla.edu> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4003:c0f::231 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 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.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:221994 Archived-At: On 15 January 2018 at 21:38, Paul Eggert wrote: > Richard Copley wrote: >> >> GCC 7.2. >> >> ./configure --config-cache --with-modules --without-pop 'CFLAGS=-O3 >> -ggdb3' > > > I tried that on Fedora 27, which has GCC 7.2.1 20170915 (Red Hat 7.2.1-2), > and got some of the warnings that you mention. I suggest using -O2 instead, > as this is the default optimization level and it made the warnings go away > for me. I'd rather not contort the code to pacify false alarms for every > possible combination of GCC options, as it's too much work for too little > benefit. OK, thanks. I get no warnings at -O2.