Re: Run `M-x list-input-methods` and then scroll down the screen in input method panel using the mouse or arrow key will cause Emacs unresponsive for about 1 minite.

[Hongyi Zhao]

On Sat, Jun 19, 2021 at 10:28 PM Eli Zaretskii <eliz@gnu.org> wrote:
>
> > From: Hongyi Zhao <hongyi.zhao@gmail.com>
> > Date: Sat, 19 Jun 2021 22:19:16 +0800
> > Cc: emacs-devel@gnu.org
> >
> > > > Could you please provide me with the optimization options applicable
> > > > to Emacs 28, so that I can give it a try?
> > >
> > > Look in src/Makefile: what do you see in CFLAGS there?
> >
> > $ egrep CFLAGS src/Makefile
> > CFLAGS = -g3 -O2
>                ^^^
> This is it.  the same as in the Emacs 26.3 build, which is "fast".

I tried with the following configuration options:

./configure CFLAGS="-g3 -O2" --without-m17n-flt

But the problem remains the same.

HY
-- 
Assoc. Prof. Hongyi Zhao <hongyi.zhao@gmail.com>
Theory and Simulation of Materials
Hebei Vocational University of Technology and Engineering
NO. 552 North Gangtie Road, Xingtai, China