Bug #81424 [Com]: PCRE2 10.35 JIT performance regression

From:	apostnikov at gmail dot com	Date:	Wed, 27 Oct 2021 23:33:37 +0000
Subject:	Bug #81424 [Com]: PCRE2 10.35 JIT performance regression
References:	1	Groups:	php.bugs
Request:	Send a blank email to php-bugs+get-237404@lists.php.net to get a copy of this message

Edit report at https://bugs.php.net/bug.php?id=81424&edit=1

 ID:                 81424
 Comment by:         apostnikov at gmail dot com
 Reported by:        nospam at briat dot org
 Summary:            PCRE2 10.35 JIT performance regression
 Status:             Closed
 Type:               Bug
 Package:            PCRE related
 Operating System:   *
 PHP Version:        7.4
 Assigned To:        cmb
 Block user comment: N
 Private report:     N

 New Comment:

Thank you for test, I got it failed building 8.1.0RC5 for Alpinelinux edge and it helped to catch
regression in pre2 https://github.com/PhilipHazel/pcre2/pull/22


Previous Comments:
------------------------------------------------------------------------
[2021-10-25 16:35:14] cmb@php.net

> Does it means this is fixed in PHP 7.4.25 ?

No, it was too late for that version, but it should be fixed as of
PHP 7.4.26.

------------------------------------------------------------------------
[2021-10-25 16:09:59] hegyre at gmail dot com

Hello!
Does it means this is fixed in PHP 7.4.25 ?

------------------------------------------------------------------------
[2021-10-12 12:23:53] git@php.net

Automatic comment on behalf of cmb69
Revision: https://github.com/php/php-src/commit/788a701e222c70823472ef13d20bbfc794ebd82c
Log: Fix #81424: PCRE2 10.35 JIT performance regression

------------------------------------------------------------------------
[2021-10-12 10:07:31] cmb@php.net

The following pull request has been associated:

Patch Name: Fix #81424: PCRE2 10.35 JIT performance regression
On GitHub:  https://github.com/php/php-src/pull/7573
Patch:      https://github.com/php/php-src/pull/7573.patch

------------------------------------------------------------------------
[2021-10-05 09:55:38] cmb@php.net

Since this fix introduces a functional regression[1], it has been
reverted for now.

[1] <https://github.com/PhilipHazel/pcre2/issues/21>

------------------------------------------------------------------------


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the rest of the comments, please view the bug report online at

    https://bugs.php.net/bug.php?id=81424


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Edit this bug report at https://bugs.php.net/bug.php?id=81424&edit=1


   

Thread (21 messages)

• nospam at briat dot orgTue, 07 Sep 2021 17:11:14 +0000
  • dharman@php.netTue, 07 Sep 2021 20:37:17 +0000Bug #81424 [Opn->Fbk]: Since PCRE 10.35, pc
  • nospam at briat dot orgTue, 07 Sep 2021 21:02:28 +0000Bug #81424 [Fbk->Opn]: Since PCRE 10.35, pc
  • nikic@php.netWed, 08 Sep 2021 08:50:09 +0000Bug #81424 [Opn]: Since PCRE 10.35, pc
  • nospam at briat dot orgWed, 08 Sep 2021 10:05:34 +0000Bug #81424 [Opn]: Since PCRE 10.35, pc
  • cmb@php.netWed, 08 Sep 2021 10:07:59 +0000Bug #81424 [Opn->Fbk]: Since PCRE 10.35, pc
  • cmb@php.netWed, 08 Sep 2021 10:08:11 +0000Bug #81424 [Fbk->Opn]: Since PCRE 10.35, pc
  • cmb@php.netWed, 08 Sep 2021 11:09:59 +0000Bug #81424 [Asn->Ver]: PCRE2 10.35 JIT performance regression
  • cmb@php.netWed, 08 Sep 2021 12:16:29 +0000Bug #81424 [Ver]: PCRE2 10.35 JIT performance regression
  • cmb@php.netWed, 08 Sep 2021 12:34:28 +0000Bug #81424 [Ver]: PCRE2 10.35 JIT performance regression
  • nospam at briat dot orgWed, 08 Sep 2021 13:47:02 +0000Bug #81424 [Ver]: PCRE2 10.35 JIT performance regression
  • nospam at briat dot orgWed, 08 Sep 2021 14:41:14 +0000Bug #81424 [Ver]: PCRE2 10.35 JIT performance regression
  • cmb@php.netWed, 08 Sep 2021 15:02:00 +0000Bug #81424 [Ver]: PCRE2 10.35 JIT performance regression
  • cmb@php.netFri, 10 Sep 2021 10:47:17 +0000Bug #81424 [PATCH]: PCRE2 10.35 JIT performance regression
  • git@php.netMon, 13 Sep 2021 12:40:45 +0000Bug #81424 [Ver->Csd]: PCRE2 10.35 JIT performance regression
  • cmb@php.netTue, 05 Oct 2021 09:55:38 +0000Bug #81424 [Csd->ReO]: PCRE2 10.35 JIT performance regression
  • cmb@php.netTue, 12 Oct 2021 10:07:31 +0000Bug #81424 [PATCH]: PCRE2 10.35 JIT performance regression
  • git@php.netTue, 12 Oct 2021 12:23:53 +0000Bug #81424 [ReO->Csd]: PCRE2 10.35 JIT performance regression
  • hegyre at gmail dot comMon, 25 Oct 2021 16:09:59 +0000Bug #81424 [Com]: PCRE2 10.35 JIT performance regression
  • cmb@php.netMon, 25 Oct 2021 16:35:14 +0000Bug #81424 [Csd]: PCRE2 10.35 JIT performance regression
  • apostnikov at gmail dot comWed, 27 Oct 2021 23:33:37 +0000Bug #81424 [Com]: PCRE2 10.35 JIT performance regression