From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: [Emacs-diffs] master 6cd5678: Clarify compiler-pacifier in frame.c Date: Sun, 25 Aug 2019 10:13:07 +0300 Message-ID: <831rx9iupo.fsf@gnu.org> References: <835zmnjdjm.fsf@gnu.org> <227db16b-17d1-b44b-97b3-e80211415eef@cs.ucla.edu> Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="67459"; mail-complaints-to="usenet@blaine.gmane.org" Cc: emacs-devel@gnu.org To: Paul Eggert Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Aug 25 09:13:55 2019 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1i1mip-000HU1-2P for ged-emacs-devel@m.gmane.org; Sun, 25 Aug 2019 09:13:55 +0200 Original-Received: from localhost ([::1]:41086 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i1mio-0000eA-09 for ged-emacs-devel@m.gmane.org; Sun, 25 Aug 2019 03:13:54 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:60491) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i1mi7-0000a0-3K for emacs-devel@gnu.org; Sun, 25 Aug 2019 03:13:11 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:45601) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1i1mi6-0002ia-Jm; Sun, 25 Aug 2019 03:13:10 -0400 Original-Received: from [176.228.60.248] (port=1126 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1i1mi5-0004X0-R5; Sun, 25 Aug 2019 03:13:10 -0400 In-reply-to: <227db16b-17d1-b44b-97b3-e80211415eef@cs.ucla.edu> (message from Paul Eggert on Sat, 24 Aug 2019 17:52:05 -0700) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] 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.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:239546 Archived-At: > Cc: emacs-devel@gnu.org > From: Paul Eggert > Date: Sat, 24 Aug 2019 17:52:05 -0700 > > Newer GCC is smart enough to figure this out, at least with the default > optimizations. Other platforms evidently aren't smart enough. I believe the warning came from a compilation with GCC 9.2. > > If we > > want this to be abundantly clear, we should have a comment there to > > the above effect. > > Sure, I installed the attached. Thanks, but that wasn't enough, so I augmented it with a followup. Btw, I don't really like UNINIT because it only works in a Git repository. So it's a semi-kludgey semi-solution, not really better than an explicit initialization with a comment.