GNU bug report logs - #40634
Massive pattern list handling with -E format seems very slow since 2.28.

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From: Jim Meyering <jim <at> meyering.net>
To: Paul Eggert <eggert <at> cs.ucla.edu>
Cc: fryasu <at> yahoo.co.jp, Gnulib bugs <bug-gnulib <at> gnu.org>, 40634 <at> debbugs.gnu.org, Norihiro Tanaka <noritnk <at> kcn.ne.jp>, GNU grep developers <grep-devel <at> gnu.org>
Subject: bug#40634: Massive pattern list handling with -E format seems very slow since 2.28.
Date: Sat, 12 Sep 2020 08:41:51 +0200

On Sat, Sep 12, 2020 at 1:01 AM Paul Eggert <eggert <at> cs.ucla.edu> wrote:
> > And here is the adjusted patch:
>
> Hold on, that looks like a cleanup of the April 18 patch posted here:
>
> https://bugs.gnu.org/40634#26
>
> But there's a later patch dated April 19, which Norihiro Tanaka said should be
> more correct and simpler:
>
> https://bugs.gnu.org/40634#32
>
> I'll try to take a look at the later patch.

Oh! Glad you spotted that.

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