From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= Newsgroups: gmane.emacs.bugs Subject: bug#39595: #39595: M-x compile still very line-length weak Date: Mon, 17 Feb 2020 12:07:37 +0100 Message-ID: <3051130B-15B8-48B8-AABA-94E5AC0E6837@acm.org> References: <9D8A11CB-9ABE-4A66-87D0-2E445499B74F@acm.org> <83tv3tnlx3.fsf@gnu.org> <7A842DF4-BACB-4CB2-A9DD-40AA57CA8DF0@acm.org> <83k14onvzl.fsf@gnu.org> <87blpy4k6w.5.fsf@jidanni.org> Mime-Version: 1.0 (Mac OS X Mail 12.4 \(3445.104.11\)) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="127018"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 39595-done@debbugs.gnu.org, Stefan Monnier , Paul Pogonyshev To: =?UTF-8?Q?=E7=A9=8D=E4=B8=B9=E5=B0=BC?= Dan Jacobson Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon Feb 17 12:08:14 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 1j3eG6-000WvX-55 for geb-bug-gnu-emacs@m.gmane-mx.org; 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Mon, 17 Feb 2020 06:07:43 -0500 X-Authenticated-User: mattiase@bredband.net DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=megamailservers.eu; s=maildub; t=1581937661; bh=Mod1LIyV8n/QHTHSQv2yTHi/8xTXqgR1/gVw6U+cTU4=; h=Subject:From:In-Reply-To:Date:Cc:References:To:From; b=HyJYytf4Aja9Lfz46DuYfA+dU5149ocvvojfBv75Dg9x78uBT1wfSYoFmfvuHZKPB vegxhaTzRtNmYsowm69vviTFZI5kZy9MJV76UlKq69lv2WYoRuIynUWOI6tJbcLaL0 Iyy3XyWYsAKfZIRXTfR9Lhdw1g2LgtG5WDBPnvus= Feedback-ID: mattiase@acm.or Original-Received: from stanniol.lan (c-6f4fe655.032-75-73746f71.bbcust.telenor.se [85.230.79.111]) (authenticated bits=0) by mail50c50.megamailservers.eu (8.14.9/8.13.1) with ESMTP id 01HB7ct3011526; Mon, 17 Feb 2020 11:07:40 +0000 In-Reply-To: <87blpy4k6w.5.fsf@jidanni.org> X-Mailer: Apple Mail (2.3445.104.11) X-CTCH-RefID: str=0001.0A0B0204.5E4A73FD.001F, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0 X-CTCH-VOD: Unknown X-CTCH-Spam: Unknown X-CTCH-Score: 0.000 X-CTCH-Flags: 0 X-CTCH-ScoreCust: 0.000 X-CSC: 0 X-CHA: v=2.3 cv=N4FX6F1B c=1 sm=1 tr=0 a=fHaj9vQUQVKQ4sUldAaXuQ==:117 a=fHaj9vQUQVKQ4sUldAaXuQ==:17 a=jpOVt7BSZ2e4Z31A5e1TngXxSK0=:19 a=IkcTkHD0fZMA:10 a=M51BFTxLslgA:10 a=wxDyqYY3AAAA:8 a=ljD7FOKX8i6vZM6ZBmIA:9 a=QEXdDO2ut3YA:10 a=0CyvGvNUzeKgY-m8btgO:22 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 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:176137 Archived-At: 16 feb. 2020 kl. 16.37 skrev =E7=A9=8D=E4=B8=B9=E5=B0=BC Dan Jacobson = : > I bet it does! > (All I know is I just use Debian sid. So in two years...) Very well, pushed to emacs-27. For future work, there seem to be more opportunities for speeding up the = remaining regexps. In particular: * Try to anchor matches at bol when possible. * Avoid infinite repetitions (of spaces, etc) when the exact amount is = known. * Reject impossible matches as early as possible.