Bug #52937 [NEW]: call_user_func warning is inappropriate

From: Operating system: Seven PHP version: 5.3.3 Package: Scripting Engine problem Bug Type: Bug Bug description:call_user_func warning is inappropriate Description: ------------ call_user_func now issue a warning in PHP5.3 when giving a value instead of a reference. However, this warning shows up in inappropriate cases. Test script: --------------- <?php //Function to be called via call_user_func function test(&$z) { echo "ok : " . $z . "\n"; } // - 1 : With a local variable //This should work, but... $a = 1; call_user_func('test',$a);//Warning: Parameter 1 to test() expected to be a reference, value given // - 2 : Giving a constant //This should issue a warning but ... call_user_func('test',2);//works fine. Output "ok : 2" // - 3 : Base on a parameter //This should work, but ... function test3($p=3) { call_user_func('test',$p);//Warning: Parameter 1 to test() expected to be a reference, value given } test3(); ?> Expected result: ---------------- ok : 1 <b>Warning</b>: Parameter 1 to test() expected to be a reference, value given in ... ok : 3 Actual result: -------------- <b>Warning</b>: Parameter 1 to test() expected to be a reference, value given in ... ok : 2 <br /> <b>Warning</b>: Parameter 1 to test() expected to be a reference, value given in ... -- Edit bug report at http://bugs.php.net/bug.php?id=52937&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=52937&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=52937&r=trysnapshot53 Try a snapshot (trunk): http://bugs.php.net/fix.php?id=52937&r=trysnapshottrunk Fixed in SVN: http://bugs.php.net/fix.php?id=52937&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=52937&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=52937&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=52937&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=52937&r=needscript Try newer version: http://bugs.php.net/fix.php?id=52937&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=52937&r=support Expected behavior: http://bugs.php.net/fix.php?id=52937&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=52937&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=52937&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=52937&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=52937&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=52937&r=dst IIS Stability: http://bugs.php.net/fix.php?id=52937&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=52937&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=52937&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=52937&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=52937&r=mysqlcfg