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[95.90.186.119]) by smtp.gmail.com with ESMTPSA id e127sm28390763wma.20.2016.03.16.21.22.17 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 16 Mar 2016 21:22:18 -0700 (PDT) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 9.2 \(3112\)) In-Reply-To: <036501d17fc3$d51357e0$7f3a07a0$@belski.net> Date: Thu, 17 Mar 2016 05:22:17 +0100 Cc: Christoph Becker , Pierre Joye , PHP internals Content-Transfer-Encoding: quoted-printable Message-ID: <5E36AA30-831F-44BE-A148-8720B8E87E96@heroku.com> References: <55B0CADD.8000807@gmx.de> <55B136BE.8010006@gmx.de> <046401d0c644$9cf76880$d6e63980$@belski.net> <55B2B78A.4080202@gmx.de> <048001d0c665$ed19ec40$c74dc4c0$@belski.net> <55B2D779.9090409@gmx.de> <04d301d0c6e5$6b28f0c0$417ad240$@belski.net> <55B3B2E6.7080905@gmx.de> <056e01d0c7d9$b1edd990$15c98cb0$@belski.net> <55B559C7.9060304@gmx.de> <064301d0c85f$5260ac60$f7220520$@belski.net> <55C008B1.2050008@gmx.de> <05ec01d0ce97$4ee7c4e0$ecb74ea0$@belski.net> <55C09EE2.7010400@gmx.de> <063f01d0cec2$91b9baf0$b52d30d0$@belski.net> <55C0F908.2050708@gmx.de> <068e01d0cefb$6ffba3e0$4ff2eba0$@belski.net> <016e01d17ef7$cd8a2660$689e7320$@belski.net> <25D67B35-88FF-4A5C-9421-BAF482B32A96@heroku.com> <036501d17fc3$d51357e0$7f3a07a0$@belski.net> To: Anatol Belski X-Mailer: Apple Mail (2.3112) Subject: Re: [PHP-DEV] PCRE JIT stack size limit From: dz@heroku.com (David Zuelke) > On 16.03.2016, at 21:38, Anatol Belski wrote: >=20 > Hi, >=20 >> -----Original Message----- >> From: David Zuelke [mailto:dz@heroku.com] >> Sent: Tuesday, March 15, 2016 11:58 PM >> To: Anatol Belski >> Cc: Christoph Becker ; Pierre Joye >> ; PHP internals >> Subject: Re: [PHP-DEV] PCRE JIT stack size limit >>=20 >> Sure. So composer creates patterns to parse a file dynamically; I = have not >> figured out why it only happens for some composer.json files (or = maybe it >> happens for all of them and I just have not noticed), but this = example here I >> extracted from a reproducibly failing "composer require" run; it runs = into the JIT >> stack size limit on PHP 7 while it works fine on 5.x: >>=20 >> https://gist.github.com/dzuelke/cc64a630c14416eda3e9 >>=20 > I've just tried this on Debian Jessie and on Windows with the latest = 7.0.x builds, in both cases the error is PREG_BACKTRACK_LIMIT_ERROR. I'd = be next asking you to check the configuration. Runtime like system or = ini, or build config can affect this. Anyway, I don't see an issue with = PCRE JIT at the moment. Sorry, I simplified the example too far. Updated it again to throw a JIT = stack limit error again (but works fine with "php -dpcre.jit=3D0"): = https://gist.github.com/dzuelke/cc64a630c14416eda3e9/de7b7293798ac57b4f75d= 822dc22a625be0fe9df David