Bug #75220 [Opn->Csd]: is_callable crash for 'parent'

Edit report at https://bugs.php.net/bug.php?id=75220&edit=1 ID: 75220 Updated by: krakjoe@php.net Reported by: maybeonly at gmail dot com Summary: is_callable crash for 'parent' -Status: Open +Status: Closed Type: Bug Package: Reproducible crash Operating System: centos 7/fedora 26 PHP Version: 7.1.9 Block user comment: N Private report: N New Comment: Automatic comment on behalf of andrew.nester.dev@gmail.com Revision: http://git.php.net/?p=php-src.git;a=commit;h=a680d701cece7d8c5d2b8aa1ce14bae4058b20da Log: Fixed #75220 - Segfault when calling is_callable on parent Previous Comments: ------------------------------------------------------------------------ [2017-09-18 08:22:52] andrew dot nester dot dev at gmail dot com Thanks for pointing this issue! I've just sent PR fixing this. ------------------------------------------------------------------------ [2017-09-18 07:14:45] maybeonly at gmail dot com Description: ------------ Please see code below. It also crashes in php 7.0.23. Test script: --------------- $a = new A(); $a->bar('foo'); class B {}; class A extends B { function bar($func) { var_dump('foo'); #ok var_dump(is_callable('parent::foo')); #ok var_dump(is_callable(array('parent', 'foo'))); #crash } function __call($func, $args) { //if this function does not exist, it won't crash } }; Expected result: ---------------- string(3) "foo" bool(false) bool(false) Actual result: -------------- crashed ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=75220&edit=1