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--TEST--
Weakref: cloning acquired weakref
--FILE--
<?php

$r = new StdClass;

$wr1 = new WeakRef($r);
var_dump($wr1->acquire());
unset($r);

$wr2 = clone $wr1;

var_dump($wr1->release());

var_dump($wr2->valid());
?>
==END==
--EXPECTF--
bool(true)
bool(true)
bool(true)
==END==