Bug #72516 [NEW]: strict_types doesn't check the type sent to a callable

From: kinncj Operating system: CentOS Linux 7/x86_64 PHP version: 7.0Git-2016-06-29 (Git) Package: *General Issues Bug Type: Bug Bug description:strict_types doesn't check the type sent to a callable Description: ------------ when declared strict_types=1, the type check for a callable's parameter is being bypassed. Test script: --------------- <?php declare(strict_types=1); class IntArray { public function __construct(array $initial = []) { array_walk($initial, function(int $value){}); // bypass strict_types foreach ($initial as $data) { $this->typeCheck($data); } // type checked as expected } private function typeCheck(int $value) { } } $array = new IntArray(["12"]); var_dump($array); Expected result: ---------------- Fatal error: Uncaught TypeError: Argument 1 passed to {closure} must be of the type integer, string given, called in /var/tmp/x.php on line 8 and defined in /var/tmp/x.php:12 Stack trace: #0 /var/tmp/x.php(8): {closure('12')} #1 /var/tmp/x.php(17): IntArray->__construct(Array) #2 {main} thrown in /var/tmp/x.php on line 12 Actual result: -------------- Fatal error: Uncaught TypeError: Argument 1 passed to IntArray::typeCheck() must be of the type integer, string given, called in /var/tmp/x.php on line 9 and defined in /var/tmp/x.php:12 Stack trace: #0 /var/tmp/x.php(9): IntArray->typeCheck('12') #1 /var/tmp/x.php(17): IntArray->__construct(Array) #2 {main} thrown in /var/tmp/x.php on line 12 -- Edit bug report at https://bugs.php.net/bug.php?id=72516&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=72516&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=72516&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=72516&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=72516&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=72516&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=72516&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=72516&r=needscript Try newer version: https://bugs.php.net/fix.php?id=72516&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=72516&r=support Expected behavior: https://bugs.php.net/fix.php?id=72516&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=72516&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=72516&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=72516&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=72516&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=72516&r=dst IIS Stability: https://bugs.php.net/fix.php?id=72516&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=72516&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=72516&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=72516&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=72516&r=mysqlcfg