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--TEST--
Correctly unserialize multiple object refs.
--SKIPIF--
--INI--
igbinary.compact_strings = On
--FILE--
<?php
$a = array(new stdClass());
$a[1] = &$a[0];
$a[2] = &$a[1];
$a[3] = &$a[2];
printf("%s\n", serialize($a));
$ig_ser = igbinary_serialize($a);
printf("%s\n", bin2hex($ig_ser));
$ig = igbinary_unserialize($ig_ser);
printf("%s\n", serialize($ig));
$f = &$ig[3];
$f = 'V';
var_dump($ig);
--EXPECT--
a:4:{i:0;O:8:"stdClass":0:{}i:1;R:2;i:2;R:2;i:3;R:2;}
0000000214040600251708737464436c6173731400060125220106022522010603252201
a:4:{i:0;O:8:"stdClass":0:{}i:1;R:2;i:2;R:2;i:3;R:2;}
array(4) {
[0]=>
&string(1) "V"
[1]=>
&string(1) "V"
[2]=>
&string(1) "V"
[3]=>
&string(1) "V"
}