Heya,

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

> Hi Ludovic,
>
> ludo@gnu.org (Ludovic Courtès) writes:
>
> [...]
>
>> Perhaps we should add the example to illustrate this last sentence?
>
> Yea, it will be great, because it's not obvious for me and maybe
> somebody else.  Is current example OK?

Yes, I’ve committed this: