bug#60691: 29.0.60; Slow tree-sitter font-lock in ruby-ts-mode

[Eli Zaretskii]

> From: Yuan Fu <casouri@gmail.com>
> Date: Fri, 13 Jan 2023 19:48:40 -0800
> Cc: dgutov@yandex.ru,
>  60691@debbugs.gnu.org,
>  juri@linkov.net,
>  monnier@iro.umontreal.ca
> 
> Thanks, I pushed a fix for it. I also used intern_c_string in some places 
> like these:
> 
> intern_c_string (":?”)
> intern_c_string (":*")
> 
> I want to change them to use DEFSYM, but what should be the c name for them?

Yes, DEFSYM is better in such cases.  The C name can be QCquestion and
QCasterix, for example.