GNU bug report logs - #18266
grep -P and invalid exits with error

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Message #164 received at 18266 <at> debbugs.gnu.org (full text, mbox):

From: Paul Eggert <eggert <at> cs.ucla.edu>
To: Vincent Lefevre <vincent <at> vinc17.net>
Cc: 18266 <at> debbugs.gnu.org, 758105 <at> bugs.debian.org
Subject: Re: bug#18266: handling bytes not part of the charset, and other
 garbage
Date: Tue, 16 Sep 2014 18:28:18 -0700

[Message part 1 (text/plain, inline)]

Paul Eggert wrote:
> Attached are some proposed patches which should improve the performance
> of grep -P when applied to binary files, among other things.  I have
> some other ideas for boosting performance further but thought I'd
> publish these first.

I pushed those patches, along with the attached further patches to fix 
up some porting glitches and bugs I encountered in subsequent testing. 
I plan to follow up soon on Bug#18454 with more performance-related 
patches in this area.

[0007-grep-avoid-false-alarms-for-mb_clen-and-to_uchar.patch (text/plain, attachment)]

[0008-grep-use-mbclen-cache-in-one-more-place.patch (text/plain, attachment)]

[0009-grep-port-P-speedup-to-hosts-lacking-PCRE_STUDY_JIT_.patch (text/plain, attachment)]

[0010-grep-fix-P-speedup-bug-with-empty-match.patch (text/plain, attachment)]

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