On Sat, Apr 1, 2017 at 12:48 AM, Junio C Hamano <gits...@pobox.com> wrote:
> Ævar Arnfjörð Bjarmason <ava...@gmail.com> writes:
>
>> That enables the new JIT support in pcre v2:
>>
>>       s/iter    rx fixed   prx
>> rx      2.19    --  -33%  -44%
>> fixed   1.47   49%    --  -17%
>> prx     1.22   79%   20%    --
>
> The numbers with JIT does look "interesting".
>
> I couldn't quite tell if there are major incompatibilities in the
> regex language itself between two versions from their documentation,
> but assuming that there isn't (modulo bugfixes and enhancements) and
> assuming that we are going to use their standard matcher, it may be
> OK to just use the newer one without linking both.

There's no incompatibilities in the regex language itself (modulo bugs
etc). So yeah, I'll prepare some patch to use v2.

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