From: basant dot kukreja at gmail dot com Operating system: Solaris 10 PHP version: 5.3SVN-2009-12-16 (SVN) PHP Bug Type: Performance problem Bug description: safe_address optimization for 64 bit size_t for platforms other than gcc x86_64
Description: ------------ safe_address function calculates nmemb * size + offset and it want to make sure that it output doesn't overflow. It uses doubles for finding overflow which is very inefficent for platforms like sparc. Reproduce code: --------------- Any Php script causes _ecalloc function. Expected result: ---------------- Good performance on platform other than gcc + x86_64 combo. Actual result: -------------- Poor _ecalloc performance on plaforms like Solaris. -- Edit bug report at http://bugs.php.net/?id=50486&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=50486&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=50486&r=trysnapshot53 Try a snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=50486&r=trysnapshot60 Fixed in SVN: http://bugs.php.net/fix.php?id=50486&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=50486&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=50486&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=50486&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=50486&r=needscript Try newer version: http://bugs.php.net/fix.php?id=50486&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=50486&r=support Expected behavior: http://bugs.php.net/fix.php?id=50486&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=50486&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=50486&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=50486&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=50486&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=50486&r=dst IIS Stability: http://bugs.php.net/fix.php?id=50486&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=50486&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=50486&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=50486&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=50486&r=mysqlcfg
