Re: grep-2.6 is imminent: pending patches, bug reports?

[Jim Meyering]

address@hidden wrote:
>>  echo Y | LC_ALL=en_US.UTF-8 ./grep -i '[y]'
>
> I think gawk dfa fixes this. It rings a vague bell....

As it seems it should:
This link shows a patch that does solve the problem,
and says it comes from gawk's dfa.c.

http://patch-tracker.debian.org/patch/series/view/grep/2.5.4-4/61-dfa.c-case_fold-charclass.patch

But there is no author listed nor a bug report reference.