Bug #54083 [NEW]: Greedy match doesn't match more than 99997 characters

From: Operating system: PHP version: 5.3.5 Package: Regexps related Bug Type: Bug Bug description:Greedy match doesn't match more than 99997 characters Description: ------------ Greedy match doesn't match more than 99997 characters. If you try to greedy match more than 99997 characters it matches nothing. Test script: --------------- // 99997 string length $contents = ''; for ($i = 0; $i < 99997; ++$i) { $contents .= "a"; } preg_match('/^a*?$/', $contents, $match); var_dump($match); // 99998 string length $contents = ''; for ($i = 0; $i < 99998; ++$i) { $contents .= "a"; } preg_match('/^a*?$/', $contents, $match); var_dump($match); Expected result: ---------------- To match the whole $contents content in both cases. Actual result: -------------- The first case match the whole $contents content, but in the second one it match nothing. -- Edit bug report at http://bugs.php.net/bug.php?id=54083&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=54083&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=54083&r=trysnapshot53 Try a snapshot (trunk): http://bugs.php.net/fix.php?id=54083&r=trysnapshottrunk Fixed in SVN: http://bugs.php.net/fix.php?id=54083&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=54083&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=54083&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=54083&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=54083&r=needscript Try newer version: http://bugs.php.net/fix.php?id=54083&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=54083&r=support Expected behavior: http://bugs.php.net/fix.php?id=54083&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=54083&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=54083&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=54083&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=54083&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=54083&r=dst IIS Stability: http://bugs.php.net/fix.php?id=54083&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=54083&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=54083&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=54083&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=54083&r=mysqlcfg