#42140 [NEW]: comma expression doesn't work outside for operator

From: dmitry at rsl dot ru Operating system: linux PHP version: 5.2.3 PHP Bug Type: Scripting Engine problem Bug description: comma expression doesn't work outside for operator Description: ------------ comma expression doesn't work outside for operator: this works: <? for($z = $a=2,$b=1;false;); echo "z=$z a=$a b=$b"; ?> this doesn't: <? $z = $a=2,$b=1; echo "z=$z a=$a b=$b"; ?> Parse error: syntax error, unexpected ',' in /home/dmitry/x.php on line 1 Reproduce code: --------------- <? $z = $a=2,$b=1; echo "z=$z a=$a b=$b"; ?> Expected result: ---------------- z=2 a=2 b=1 Actual result: -------------- Parse error: syntax error, unexpected ',' in /home/dmitry/x.php on line 1 -- Edit bug report at http://bugs.php.net/?id=42140&edit=1 -- Try a CVS snapshot (PHP 4.4): http://bugs.php.net/fix.php?id=42140&r=trysnapshot44 Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=42140&r=trysnapshot52 Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=42140&r=trysnapshot60 Fixed in CVS: http://bugs.php.net/fix.php?id=42140&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=42140&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=42140&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=42140&r=needscript Try newer version: http://bugs.php.net/fix.php?id=42140&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=42140&r=support Expected behavior: http://bugs.php.net/fix.php?id=42140&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=42140&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=42140&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=42140&r=globals PHP 3 support discontinued: http://bugs.php.net/fix.php?id=42140&r=php3 Daylight Savings: http://bugs.php.net/fix.php?id=42140&r=dst IIS Stability: http://bugs.php.net/fix.php?id=42140&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=42140&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=42140&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=42140&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=42140&r=mysqlcfg