bug#48029: 28.1; [native-comp] Function names with non-ascii characters

[Andrea Corallo <akrl@sdf.org>]

Eli Zaretskii <eliz@gnu.org> writes:

>> Cc: 48029@debbugs.gnu.org, jakanakaevangeli@chiru.no
>> From: Andrea Corallo <akrl@sdf.org>
>> Date: Mon, 04 Jul 2022 08:51:01 +0000
>> 
>> Lars Ingebrigtsen <larsi@gnus.org> writes:
>> 
>> > Andrea Corallo <akrl@sdf.org> writes:
>> >
>> >>>> nonascii.el, saved with encoding utf-8-unix:
>> >>>>
>> >>>>     ;; -*- lexical-binding: t; -*-
>> >>>>     (defun nonascii-test-žžž (arg)
>> >>>>       (when arg t))
>> >>>>
>> >>>> Visit it and M-x emacs-lisp-native-compile-and-load.
>> >>>> A function called "nonascii-test-žžž" will be defined.
>> >>>
>> >>> I can reproduce this problem here, too (under Debian/bullseye).  (And
>> >>> this works fine when doing non-native compilation.)
>> >>>
>> >>> I've added Andrea to the CCs.
>> >>
>> >> Thanks Lars,
>> >>
>> >> it's in my todo, I'll try to have a look this coming week.
>> >
>> > This is still the case in Emacs 29 -- did you get any further with this?
>> 
>> Hi Lars,
>> 
>> nope, had no time to progress with this.
>
> Andrea, can you point to the place (or places) where the name of the
> function is generated in this scenario?  Perhaps armed with that
> knowledge, fixing the problem will not be too hard.
>
> Thanks.
>

Sure,

the place where the C function name is generated is `comp-c-func-name'
at comp.el:1175.

ATM I'm not 100% sure the fix limited to this tho.

BR

  Andrea