From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Andrea Corallo via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#25987: 25.2; support gcc fixit notes Date: Thu, 15 Oct 2020 14:44:52 +0000 Message-ID: References: <87lgsj1jle.fsf@tromey.com> <1521218887.2913.237.camel@redhat.com> <83muz7pyde.fsf@gnu.org> <83o8lf9p68.fsf@gnu.org> <26f277bb345f10efe6340ac4074960905064fc97.camel@redhat.com> <83362i2nul.fsf@gnu.org> <83mu0ny4ru.fsf@gnu.org> <83blh3y32w.fsf@gnu.org> Reply-To: Andrea Corallo Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="22344"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: 25987@debbugs.gnu.org, dmalcolm@redhat.com To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Oct 15 16:45:11 2020 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1kT4VD-0005ho-9h for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 15 Oct 2020 16:45:11 +0200 Original-Received: from localhost ([::1]:52568 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kT4VC-0000xy-BI for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 15 Oct 2020 10:45:10 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:40536) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kT4V4-0000xA-Db for bug-gnu-emacs@gnu.org; Thu, 15 Oct 2020 10:45:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:44627) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kT4V4-0000wu-2Z for bug-gnu-emacs@gnu.org; Thu, 15 Oct 2020 10:45:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1kT4V4-0008AO-0Q for bug-gnu-emacs@gnu.org; Thu, 15 Oct 2020 10:45:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Andrea Corallo Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 15 Oct 2020 14:45:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 25987 X-GNU-PR-Package: emacs Original-Received: via spool by 25987-submit@debbugs.gnu.org id=B25987.160277309831371 (code B ref 25987); Thu, 15 Oct 2020 14:45:01 +0000 Original-Received: (at 25987) by debbugs.gnu.org; 15 Oct 2020 14:44:58 +0000 Original-Received: from localhost ([127.0.0.1]:56173 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kT4Uz-00089v-Og for submit@debbugs.gnu.org; Thu, 15 Oct 2020 10:44:57 -0400 Original-Received: from mab.sdf.org ([205.166.94.33]:60710 helo=ma.sdf.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kT4Uy-00089n-CV for 25987@debbugs.gnu.org; Thu, 15 Oct 2020 10:44:56 -0400 Original-Received: from akrl by ma.sdf.org with local (Exim 4.92) (envelope-from ) id 1kT4Uu-0002uW-6W; Thu, 15 Oct 2020 14:44:52 +0000 In-Reply-To: <83blh3y32w.fsf@gnu.org> (Eli Zaretskii's message of "Thu, 15 Oct 2020 17:29:59 +0300") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:190590 Archived-At: Eli Zaretskii writes: >> From: Andrea Corallo >> Cc: David Malcolm , 25987@debbugs.gnu.org >> Date: Thu, 15 Oct 2020 14:23:05 +0000 >> >> > I'm not sure how a separate file comes into this. Aren't we talking >> > about the "normal" GCC diagnostic output, just augmented by hints? >> > That has the advantage that it is also human-readable, and could help >> > the user make changes other than accepting the hints. >> >> I explained this in my last mail on this thread, to make it short using >> stderr can't work reliably for parallel builds. > > That's not a problem the feature discussed here can fix: it happens > with any parallel build run by "M-x compile". Yes, but this is less severe as the line is tipically preserved and the regexps we use for the goto-error are not affected, so in practice it works. The case of the patch is more sensitive. > The solution to that is > elsewhere (e.g., in using the GNU Make's command-line switches which > control parallelsim). That is saying is good enough. I'm fine with that in case, but this was to explain why the separate file came in. Andrea