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75a678a7e3
Co-authored-by: Nikita Popov <nikita.ppv@gmail.com>
46 lines
970 B
PHP
46 lines
970 B
PHP
--TEST--
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Bug #39297 (Memory corryption because of indirect modification of overloaded array)
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--FILE--
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<?php
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function compareByRef(&$first, &$second) {
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return $first === $second;
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}
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class MyTree implements ArrayAccess {
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public $parent;
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public $children = array();
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public function offsetExists($offset): bool {
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}
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public function offsetUnset($offset): void {
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}
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public function offsetSet($offset, $value): void {
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echo "offsetSet()\n";
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$cannonicalName = strtolower($offset);
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$this->children[$cannonicalName] = $value;
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$value->parent = $this;
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}
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public function offsetGet($offset): mixed {
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echo "offsetGet()\n";
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$cannonicalName = strtolower($offset);
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return $this->children[$cannonicalName];
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}
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}
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$id = 'Test';
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$root = new MyTree();
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$child = new MyTree();
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$root[$id] = $child;
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var_dump(compareByRef($root[$id], $child));
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?>
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--EXPECT--
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offsetSet()
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offsetGet()
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bool(true)
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