Bug #76514 [NEW]: Regression in preg_match makes it fail with PREG_JIT_STACKLIMIT_ERROR

From: seld Operating system: Linux PHP version: 7.3.0alpha2 Package: PCRE related Bug Type: Bug Bug description:Regression in preg_match makes it fail with PREG_JIT_STACKLIMIT_ERROR Description: ------------ preg_match fails with a PREG_JIT_STACKLIMIT_ERROR when it worked on 7.2 and below. Test script: --------------- It is quite lengthy so please see https://3v4l.org/EUu5k - the meat of it is in the last 10 lines, the rest is just a long test string we have in the composer test suite (that's where I found the failure: https://travis-ci.org/composer/composer/jobs/394160719 ) Expected result: ---------------- It should match as expected much like on older PHP releases -- Edit bug report at https://bugs.php.net/bug.php?id=76514&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=76514&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=76514&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=76514&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=76514&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=76514&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=76514&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=76514&r=needscript Try newer version: https://bugs.php.net/fix.php?id=76514&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=76514&r=support Expected behavior: https://bugs.php.net/fix.php?id=76514&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=76514&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=76514&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=76514&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=76514&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=76514&r=dst IIS Stability: https://bugs.php.net/fix.php?id=76514&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=76514&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=76514&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=76514&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=76514&r=mysqlcfg