Re: [PATCH] add compiled regexp primitive lisp object

[Björn Bidar]

Ihor Radchenko <yantar92@posteo.net> writes:

> Eli Zaretskii <eliz@gnu.org> writes:
>
>>> >> See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=63225
>>> >> TL;DR: Compiling regexps can take a significant fraction of time when
>>> >> parsing Org documents.
>>> >
>>> > Which fraction?
>>> 
>>> Close to 10%. See the very first message.
>>
>> That's almost negligible, IMO.
>
> It is 2 seconds extra in my tests.
> Also, it is ~20% of all the time taken by regexp matching.
> I would not call it negligible.

Also 10% or 20% percent the effect such an improvement becomes more
significant the bigger the data is or the slower the computer is Emacs
runs on.

Org-Mode files can become quite big, other files possibly too.