Lars Ingebrigtsen <larsi@gnus.org> writes:

> Thierry Volpiatto <thievol@posteo.net> writes:
>
>>> There no warnings for `foo', surely?
>>
>> Yes there is, to stop warning we have to write `foo\\=', same for
>> e.g. "don't do this" we need "don\\='t do this" to avoid warnings.
>
> I don't get any warnings for those.

You need emacs-29 native compiled and look at the *warnings* buffer when
restarting emacs, you have not such warnings when compiling e.g. with make.

> Do you have a recipe to reproduce this?

Not yet, will try to make one soon.

-- 
Thierry