Bug #54592 [NEW]: is_bool provides wrong result when running inside a switch

From: Operating system: Ubuntu Linux 10.10 PHP version: Irrelevant Package: Variables related Bug Type: Bug Bug description:is_bool provides wrong result when running inside a switch Description: ------------ Whenever testing for a variable with the value false using is_bool inside a switch statement will return false instead of true. I have tested it with different php versions, it happened on all of them. Test script: --------------- echo phpversion(); $var = false; switch ($var) { case is_bool($var): echo "boolean"; break; case is_numeric($var): echo "number"; break; } if (is_bool($var)) echo "boolean"; elseif (is_numeric($var)) echo "number"; Expected result: ---------------- 5.3.4booleanboolean Actual result: -------------- 5.3.4numberboolean -- Edit bug report at http://bugs.php.net/bug.php?id=54592&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=54592&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=54592&r=trysnapshot53 Try a snapshot (trunk): http://bugs.php.net/fix.php?id=54592&r=trysnapshottrunk Fixed in SVN: http://bugs.php.net/fix.php?id=54592&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=54592&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=54592&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=54592&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=54592&r=needscript Try newer version: http://bugs.php.net/fix.php?id=54592&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=54592&r=support Expected behavior: http://bugs.php.net/fix.php?id=54592&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=54592&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=54592&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=54592&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=54592&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=54592&r=dst IIS Stability: http://bugs.php.net/fix.php?id=54592&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=54592&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=54592&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=54592&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=54592&r=mysqlcfg