bug#81620: [PATCH v2] cut: speed up -w in UTF-8 locales

On 19/08/2026 20:54, Collin Funk wrote:
> Pádraig Brady <[email protected]> writes:
> 
>> BTW if you know the data will only have ASCII spacing,
>> one can use LC_ALL=C to get the performant byte-search.
>> It's probably worth mentioning that in the texinfo.
>> I'll do that now with:
> 
> It is probably worth mentioning this as often as possible.
> 
> I feel like I commonly see people create alternative programs that claim
> to be faster than X program from coreutils, using ASCII data and a non-C
> locale to benchmark. The alternative program could very well still be
> faster if LC_ALL=C were set, but it is still a bit misleading.
> 
> Perhaps that is one area where examples could help. I remember seeing
> discussion about adding more previously on [email protected].
Yes good point.
There are various subtle/common combinations of settings,
where examples can really help to summarize.

I'll keep that in mind for when we add those