php-src/Zend/tests/ex_func_null_during_property_write.phpt
Nikita Popov f92a03627a Check for null EX(func) in write_property
This can happen if zend_call_function inserted a dummy frame,
and we already switched to the dummy frame in leave_helper,
and an exception is thrown during CV destruction.

Fixes oss-fuzz #25343.
2020-09-01 15:16:41 +02:00

26 lines
504 B
PHP

--TEST--
EX(func) can be null during write_property in an edge case
--FILE--
<?php
class a {
public static $i = 0;
function __destruct() {
if (self::$i++ != 0) throw new Exception;
$b = new a;
echo $b;
}
}
new a;
?>
--EXPECTF--
Fatal error: Uncaught Error: Object of class a could not be converted to string in %s:%d
Stack trace:
#0 %s(%d): a->__destruct()
#1 {main}
Next Exception in %s:%d
Stack trace:
#0 %s(%d): a->__destruct()
#1 {main}
thrown in %s on line %d