Re: emacs rendering comparisson between emacs23 and emacs26.3

[Eli Zaretskii]

> Cc: address@hidden, address@hidden, address@hidden, address@hidden,
>  address@hidden
> From: Dmitry Gutov <address@hidden>
> Date: Mon, 6 Apr 2020 21:59:29 +0300
> 
> Would I be correct to assume that you see only see this in CC Mode based 
> major mode, and only when editing big enough files? Such as xdisp.c 
> mentioned many times recently.

The former is probably correct.  But not the latter: there are some
constructs in C that make CC Mode notoriously slow, even in much
smaller buffers.  And just to make "notoriously slow" quantifiable: I
mean cases where typing RET takes half a second or a second.