csu3_am335x/EVSE/GPL/php-8.1.12/Zend/tests/gc_004.phpt

--TEST--
GC 004: Simple array cycle
--INI--
zend.enable_gc=1
--FILE--
<?php
$a = array();
$a[] =& $a;
var_dump($a);
unset($a);
var_dump(gc_collect_cycles());
echo "ok\n"
?>
--EXPECT--
array(1) {
  [0]=>
  *RECURSION*
}
int(1)
ok