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Re: The Emacs master is much slower than the emacs-27 branch.
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From: |
Alan Mackenzie |
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Subject: |
Re: The Emacs master is much slower than the emacs-27 branch. |
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Date: |
Fri, 4 Dec 2020 09:24:01 +0000 |
Hello, Mattias.
On Thu, Dec 03, 2020 at 21:59:39 +0100, Mattias Engdegård wrote:
> 3 dec. 2020 kl. 19.15 skrev Alan Mackenzie <acm@muc.de>:
> > I've got pretty much up to date copies of both the master and the
> > emacs-27 branches.
> > When I run my customary benchmark (see below) on master's src/xdisp.c in
> > master, it's taking around 34s. On emacs-27, it's taking 22s.
> Confirmed on macOS (Mojave).
> > That's a massive slowdown. Does anybody know why this is happening?
> > Should I raise a bug report?
> Please do!
Except I'm not seeing the slow timing any more, no matter what I try it
on. I saw it all the time before I reported it. So I don't feel right
in raising a bug report.
But you've seen the problem, so have one or two other people. Something
wierd appears to be happening.
--
Alan Mackenzie (Nuremberg, Germany).