bug#74030: [PATCH] srfi-64: Accept symbols as test group names.

Tomas Volf <[email protected]> skribis:

> The specification mandates a string, but with rationale suggesting symbols
> would be a more natural fit.
>
>> In some ways using symbols would be preferable. However, we want
>> human-readable names, and standard Scheme does not provide a way to include
>> spaces or mixed-case text in literal symbols.
>
> Add support for symbols as implementation extension.
>
> * module/srfi/srfi-64.scm (%cmp-group-name): New procedure.
> (test-end): Use it.

I added “for backwards compatibility with the reference implementation”
and credited Daniel for reporting the issue.

Applied, thanks!

Ludo’.