From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#57207: 29.0.50; Fontification is slow after e7b5912b23 (Improvements to long lines handling) Date: Thu, 18 Aug 2022 17:32:04 +0300 Message-ID: <83ilmpfwrf.fsf@gnu.org> References: <87bksmx1j1.fsf@localhost> <83lerqkd2u.fsf@gnu.org> <87o7wl4tsv.fsf@localhost> <87r11h90zw.fsf@gnus.org> <8335dxiu6m.fsf@gnu.org> <87y1vnjgmn.fsf@gnus.org> <83y1vncbq5.fsf@gnu.org> <87r11fgi7h.fsf@gnus.org> <83sflvc85y.fsf@gnu.org> <87h729902w.fsf@gnus.org> <83edxdbs96.fsf@gnu.org> <87wnb5wthm.fsf@gnus.org> <83pmgxfyc7.fsf@gnu.org> <87fshtwsys.fsf@gnus.org> <877d35wsdd.fsf@gnus.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="13178"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 57207@debbugs.gnu.org, yantar92@gmail.com To: Lars Ingebrigtsen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Aug 18 16:33:11 2022 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 1oOga6-0003BA-Ph for geb-bug-gnu-emacs@m.gmane-mx.org; 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Original-Received: from [87.69.77.57] (port=4077 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oOgZA-0000uy-21; Thu, 18 Aug 2022 10:32:12 -0400 In-Reply-To: <877d35wsdd.fsf@gnus.org> (message from Lars Ingebrigtsen on Thu, 18 Aug 2022 16:14:54 +0200) 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:240165 Archived-At: > From: Lars Ingebrigtsen > Cc: yantar92@gmail.com, 57207@debbugs.gnu.org > Date: Thu, 18 Aug 2022 16:14:54 +0200 > > Simplified recipe: > > (progn > (pop-to-buffer "foo.txt") > (flyspell-mode) > (insert (propertize (make-string 20000 ?x) 'display "foo") > "\n\n")) Still no "Narrow" on the mode line. But it's clear that one needs pre-command-hook or post-command-hook to reproduce. So the question becomes: why doesn't the narrowing get unwound? Perhaps because we should do it in safe_run_hooks_maybe_narrowed, instead of inside narrow_to_region_internal?