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Fri, 24 Feb 2023 05:46:16 -0800 (PST) Content-Language: en-US In-Reply-To: <5002b0b34b1067395698@heytings.org> 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-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:256596 Archived-At: On 24/02/2023 15:20, Gregory Heytings wrote: >> >> So, I finished bisecting, at it points to: >> >> 817dd546497aadefbe9acc8762e3f7190799c5e6 is the first bad commit >> commit 817dd546497aadefbe9acc8762e3f7190799c5e6 >> Author: Stefan Kangas >> Date:   Sun Sep 13 18:24:31 2020 +0200 >> >>    Improve frame-title-format and icon-title-format >> >>    * src/xdisp.c (syms_of_xdisp): Replace 'invocation-name' with the text >>    "%b - GNU Emacs" and replace "@" with " at ".  (Bug#41147) >>    * etc/NEWS: Announce the above change. >> > > Aha.  This is rather surprising, but it also means that GNOME has > perhaps nothing to do with the bug.  As I said in my other post, can you > possibly try to reproduce the bug with your config with a non-GNOME > window manager? (I don't know what distro you use, but there are a > number of very lightweight window managers that you can easily install > and remove.) I don't have any of them installed, but I can try. Which one do you recommend? Perhaps we should choose one that still uses GTK3? I use stock Ubuntu (22.10). >> - Before this commit: the window title doesn't change, it's always >> emacs@hostname. But when I press 'a' (bound to 'find-file' lambda), >> there never is a noticeable delay before the window contents change. >> The buffer is displayed instantly. >> > > This means that if you set frame-title-format to some constant string in > Emacs 29 the bug should also disappear.  Can you check that? Hmm, yes. --eval "(setq frame-title-format \"foo bar foo\")" indeed makes the problem go away. Both the 200-300ms delay in my repro scenario, and the multi-second delay with my personal configuration.