Ævar Arnfjörð Bjarmason <avarab@xxxxxxxxx> writes: > But I don't think it's safe to change the default behavior "git-grep", > it's not a mere bug fix, but a major behavior change for existing users > of grep.patternType=perl. > ... > Even for Perl, this behavior has been troublesome. Opinions differ, but > I think many would agree (and I've CC'd the main authority on Perl's > regex engine) that doing this by default was *probably* a mistake. > ... > As the example at the start shows you can already do this with "(*UCP)" > in the pattern, so perhaps we should just link to the pcre2pattern(3) > manual from git-grep(1)? So, now do we have a final verdict on this patch? If we are not taking the "unconditonally enable ucp" patch (which I tend to agree with a safer choice for now), it may make sense to mention (*UCP) in our documentation somewhere, perhaps?