GNU bug report logs - #45898
27.1; wedged in redisplay again

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Gerd Möllmann <gerd.moellmann <at> gmail.com>
Cc: psainty <at> orcon.net.nz, larsi <at> gnus.org, Emacs-hacker2018 <at> jovi.net, monnier <at> iro.umontreal.ca, 45898 <at> debbugs.gnu.org
Subject: bug#45898: 27.1; wedged in redisplay again
Date: Fri, 01 Jul 2022 13:31:16 +0300

> From: Gerd Möllmann <gerd.moellmann <at> gmail.com>
> Date: Fri, 1 Jul 2022 10:49:04 +0200
> Cc: monnier <at> iro.umontreal.ca,
>  larsi <at> gnus.org,
>  psainty <at> orcon.net.nz,
>  Emacs-hacker2018 <at> jovi.net,
>  45898 <at> debbugs.gnu.org
> 
> > Or (on GNU/Linux only) under 'prof' -- which doesn't require you to
> > build a special version of Emacs, and still produces detailed CPU
> > usage info.
> 
> No one will care, that's why I'm telling:
> 
> I just found a way to profile Emacs on macOS 12.4, with Apple M1 chip, using Xcode 13.4.1.  Please see the attached shell script.  It seems that Gprof is not supported on my platform, like GDB.
> 
> I'm not yet sure how useful/reliable and whatnot that is, but it looks promising, and it doesn't require building with special compiler flags (I used -g -O0).

What kind of information is this capable to display?

If it's useful, we could have this script in the repository somewhere.

Thanks.

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