Oleg Pykhalov <go.wigust@gmail.com> writes:

> After ‘guix pull’ from 0c5299200ffcd16370f047b7ccb187c60f30da34 to
> 85d7ad2be89b4a93e23b2e5715f90a682c34c09d Elfeed in Emacs does not
> display non English characters.  See the screenshot.

It seems that the issue is not specific to Emacs packaged in Guix.

https://github.com/skeeto/elfeed/issues/437 partially solves the issue:

> Somehow, calling M-x toggle-enable-multibyte-characters twice fixes
> the multibyte character display.
>
> Any ideas to what might cause this or how to debug this? E.g. what
> functions to step through, what variables and environment variables to
> check?  System and version information
>
> I use the latest elfeed commit 243add9 with (setq elfeed-use-curl
> t). Also as seen in the screenshot, I use elfeed-goodies, but
> disabling it doesn't fix the problem, so it's not the cause.
>
> I use the master of the pure-gtk emacs fork with native-compile,
> runnin M-X emacs-version prints
>
> GNU Emacs 28.0.50 (build 1, x86_64-pc-linux-gnu, GTK+ Version 3.24.30,
> cairo version 1.17.4) of 2021-08-09
>
> I'm on Archlinux and have some locale settings which are a mixture of
> english and german for different LC_... variables, but launching emacs
> with LC_ALL=C also didn't fix this issue.  @meliache Author meliache
> commented Aug 23, 2021
>
> ...
>
> Oh, okay, it was an issue with my personal locale or language
> environment, something that apparently wasn't fixed by launching emacs
> with LC_ALL=C. But adding the line
>
> (set-language-environment "utf-8")
>
> to my init fixed this somehow man_shrugging

Apologies for the noise, closing the issue.

Oleg.