[PATCH] Keep expected behaviour for [a-z] and [A-z] (Bug 23393).

[Florian Weimer]

On 07/19/2018 09:43 PM, Carlos O'Donell wrote:
> * Add back tests to tst-fnmatch.input and tst-regexloc.c which
>    exercise that [a-z] does not match A or Z.

[a-z] still matches ñ, 𝚗, but not 𝚣, which I doubt is useful.  It's an 
improvement, and it may be good enough for glibc 2.28, but I would 
rather see us implement the rational ranges interpretation.

Thanks,
Florian