xref: /PHP-7.2/Zend/tests/gc_007.phpt (revision 02e4d7a2)
1--TEST--
2GC 007: Unreferenced array cycle
3--INI--
4zend.enable_gc=1
5--FILE--
6<?php
7$a = array(array());
8$a[0][0] =& $a[0];
9var_dump($a[0]);
10var_dump(gc_collect_cycles());
11unset($a);
12var_dump(gc_collect_cycles());
13echo "ok\n"
14?>
15--EXPECT--
16array(1) {
17  [0]=>
18  &array(1) {
19    [0]=>
20    *RECURSION*
21  }
22}
23int(0)
24int(1)
25ok
26