Subject: Re: bug#51692: 29.0.50; High CPU in c++ mode. Type finder?

From: Eli Zaretskii <[email-masked]>
Date: Fri, 12 Nov 2021 14:06:39 +0200

> From: Yuri D'Elia <[email-masked]>
> Date: Fri, 12 Nov 2021 10:47:46 +0100
> Cc: [email-masked], David Koppelman <[email-masked]>,
>  Zhiwei Chen <[email-masked]>, Lars Ingebrigtsen <[email-masked]>
> 
> On Thu, Nov 11 2021, Alan Mackenzie wrote:
> > Yes, there is a bug here.  CC Mode is expected to use a high amount of
> > CPU time (but not 100%) for a few seconds after starting C (etc.) Mode,
> > or for a few minutes after starting Emacs when there's a desktop with a
> > lot of CC Mode files in it.
> >
> > However, with C++ files (and likely Java files, too), a problem with
> > templates caused this 100% usage.
> 
> High-burst is not a problem, however I have a related question. Is it
> normal that repeated C-g didn't abort?

What do you expect C-g to do when Emacs is in the middle of redisplay?