bug#21028: Performance regression in revision af1a69f4d17a482c359d98c00ef86fac835b5fac (Apr 2014).

[Eli Zaretskii]

> Cc: 21028@debbugs.gnu.org
> From: Clément Pit--Claudel <clement.pit@gmail.com>
> Date: Mon, 19 Dec 2016 11:55:06 -0500
> 
> On 2016-12-19 11:39, Eli Zaretskii wrote:
> > In "emacs -Q"?  If so, it didn't happen to me.  I tried both the Segoe
> > Symbol font (which nowadays includes all the Emoji, so the Emoji font
> > is not needed), and the Segoe Emoji one, and saw no slow-down.
> 
> Let me try this again, then :)

Thanks.

Also, do you see the slow-down when just displaying characters from
this font, or only in the prettify-symbols mode?