From: Operating system: Any PHP version: 5.3.2 Package: Scripting Engine problem Bug Type: Bug Bug description:Lambda's definition breaks references when using use() clause.
Description: ------------ See test script. Test script: --------------- [...]# cat test.php <?php $x =null; // reference $x $y =&$x; // focus on this (lambda def.) function() use( $y){}; // update value of $x via reference. $y =10; // oops, bug, outputs NULL since lambda def. breaks // the reference. var_dump( $x); ?> [...]# php -v PHP 5.3.2 (cli) (built: Mar 4 2010 22:12:20) Copyright (c) 1997-2010 The PHP Group Zend Engine v2.3.0, Copyright (c) 1998-2010 Zend Technologies [...]# php test.php NULL Expected result: ---------------- int(10) Actual result: -------------- NULL -- Edit bug report at http://bugs.php.net/bug.php?id=51715&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=51715&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=51715&r=trysnapshot53 Try a snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=51715&r=trysnapshot60 Fixed in SVN: http://bugs.php.net/fix.php?id=51715&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=51715&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=51715&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=51715&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=51715&r=needscript Try newer version: http://bugs.php.net/fix.php?id=51715&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=51715&r=support Expected behavior: http://bugs.php.net/fix.php?id=51715&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=51715&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=51715&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=51715&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=51715&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=51715&r=dst IIS Stability: http://bugs.php.net/fix.php?id=51715&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=51715&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=51715&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=51715&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=51715&r=mysqlcfg