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#39658: 26.3; can't edit file with terminal escape sequences Date: Tue, 18 Feb 2020 23:09:06 +0100 Message-ID: References: <20200218165850.GC1035@localhost> Mime-Version: 1.0 (Mac OS X Mail 12.4 \(3445.104.11\)) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="26945"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Robert Pluim , 39658@debbugs.gnu.org, frederik@ofb.net To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Feb 18 23:10:14 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 1j4B4H-0006tw-HS for geb-bug-gnu-emacs@m.gmane-mx.org; 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a=rsa-sha256; c=relaxed/simple; d=megamailservers.eu; s=maildub; t=1582063749; bh=l5r2pjroLL3QLnBc/sUwg+0c6bue2sGt6NVOwbDyUfg=; h=Subject:From:In-Reply-To:Date:Cc:References:To:From; b=UfgYFOrmrzfUm/Lti2foCo1gLTj60npPlgHvj1H8hVJsTgru0fmm5B6yWgl7Cmqsa 07vVO+jgln35YH/e5G/ycREwFF164h7X0lhjoIzGaiTOQHQtWSETcvPlO7ymWAL3s2 3SG/ZspswjMZEb71Vp8kPcT50l2e4UzUQkr3fg4w= 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 mail266c50.megamailservers.eu (8.14.9/8.13.1) with ESMTP id 01IM96Zq023877; Tue, 18 Feb 2020 22:09:08 +0000 In-Reply-To: <20200218165850.GC1035@localhost> X-Mailer: Apple Mail (2.3445.104.11) X-CTCH-RefID: str=0001.0A0B0202.5E4C6085.0039, 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=PNJxBsiC c=1 sm=1 tr=0 a=fHaj9vQUQVKQ4sUldAaXuQ==:117 a=fHaj9vQUQVKQ4sUldAaXuQ==:17 a=jpOVt7BSZ2e4Z31A5e1TngXxSK0=:19 a=kj9zAlcOel0A:10 a=M51BFTxLslgA:10 a=bYf7-VyhM7zubViUAMkA:9 a=CjuIK1q_8ugA:10 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:176221 Archived-At: On Tue, Feb 18, 2020 at 06:08:55PM +0200, Eli Zaretskii wrote: > If someone wants to investigate this case, I'd start with visiting the > file after "M-x profiler-start". Then look at the hot spot(s). The profiler didn't show anything, but according to gdb/lldb, there is = something going on in the bidi bracket code. Every time I hook on a = debugger, the stack is like this: * frame #0: 0x000000010dcc41b2 = emacs`bidi_find_bracket_pairs(bidi_it=3D0x00007ffee1fdd610) at = bidi.c:2572:12 [opt] frame #1: 0x000000010dcc3c1f = emacs`bidi_resolve_brackets(bidi_it=3D0x00007ffee1fdd610) at = bidi.c:2856:13 [opt] frame #2: 0x000000010dcc1556 emacs`bidi_level_of_next_char [inlined] = bidi_resolve_neutral(bidi_it=3D) at bidi.c:2957:22 [opt] frame #3: 0x000000010dcc154e emacs`bidi_level_of_next_char [inlined] = bidi_type_of_next_char at bidi.c:3162 [opt] frame #4: 0x000000010dcc154e = emacs`bidi_level_of_next_char(bidi_it=3D0x00007ffee1fdd610) at = bidi.c:3229 [opt] frame #5: 0x000000010dcc0d27 = emacs`bidi_move_to_visually_next(bidi_it=3D0x00007ffee1fdd610) at = bidi.c:3422:15 [opt] frame #6: 0x000000010dc394af = emacs`set_iterator_to_next(it=3D0x00007ffee1fdcc20, = reseat_p=3D) at xdisp.c:7805:8 [opt] frame #7: 0x000000010dc39701 = emacs`set_iterator_to_next(it=3D0x00007ffee1fdcc20, = reseat_p=3D) at xdisp.c:7877:8 [opt] frame #8: 0x000000010dc49c5c emacs`display_line(it=3D, = cursor_vpos=3D) at xdisp.c:23590:2 [opt] frame #9: 0x000000010dc47d99 = emacs`try_window(window=3D0x00007fccf791f835, pos=3D, = flags=3D1) at xdisp.c:19062:11 [opt] frame #10: 0x000000010dc71158 = emacs`redisplay_window(window=3D0x00007fccf791f835, = just_this_one_p=3D) at xdisp.c:18480:8 [opt] frame #11: 0x000000010dc6f156 = emacs`redisplay_window_0(window=3D) at xdisp.c:16194:5 = [opt] frame #12: 0x000000010dd64e3f = emacs`internal_condition_case_1(bfun=3D, = arg=3D0x00007fccf791f835, handlers=3D0x000000010f9df353, = hfun=3D(emacs`redisplay_window_error at xdisp.c:16185)) at = eval.c:1379:25 [opt] frame #13: 0x000000010dc6e82c = emacs`redisplay_windows(window=3D0x00007fccf791f835) at xdisp.c:16174:4 = [opt] frame #14: 0x000000010dc45016 emacs`redisplay_internal at = xdisp.c:15642:5 [opt] Test case: perl -le 'print "[" x 60000' > somefile There seems to be a threshold at around 50000 characters.