php-src/Zend/tests/bug79793.phpt
2020-07-10 21:05:28 +02:00

33 lines
475 B
PHP

--TEST--
Bug #79793: Use after free if string used in undefined index warning is changed
--FILE--
<?php
$key = "foo";
$key .= "bar";
set_error_handler(function($_, $m) use (&$key) {
echo "$m\n";
$key .= "baz";
});
$ary = [];
$ary[$key]++;
var_dump($ary);
$ary[$key] += 1;
var_dump($ary);
?>
--EXPECT--
Undefined array key "foobar"
array(1) {
["foobar"]=>
int(1)
}
Undefined array key "foobarbaz"
array(2) {
["foobar"]=>
int(1)
["foobarbaz"]=>
int(1)
}