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--TEST--
Cloning a generator with a foreach loop properly adds a ref for the loop var
--FILE--
<?php
function gen() {
foreach ([1, 2, 3] as $i) {
yield $i;
}
}
$g1 = gen();
var_dump($g1->current());
$g2 = clone $g1;
var_dump($g2->current());
$g1->next();
$g2->next();
var_dump($g1->current());
var_dump($g2->current());
unset($g1);
$g2->next();
var_dump($g2->current());
?>
--EXPECT--
int(1)
int(1)
int(2)
int(2)
int(3)
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