xref: /PHP-7.1/ext/pcre/tests/bug63055.phpt (revision 8bd5e15f)
1--TEST--
2Bug #63055 (Segfault in zend_gc with SF2 testsuite)
3--FILE--
4<?php
5/* the default gc root size is 10,000 */
6for ($i=0; $i<9998; $i++) {
7    $array = array();
8    $array[0] = &$array;
9    unset($array);
10}
11
12$matches = array("foo" => "bar"); /* this bucket will trigger the segfault */
13$dummy   = array("dummy");        /* used to trigger gc_collect_cycles */
14$dummy[1] = &$dummy;
15
16$matches[1] = &$matches;
17$matches[2] = $dummy;
18
19preg_match_all("/(\d)+/", "foo123456bar", $matches);
20echo "okey";
21?>
22--EXPECTF--
23okey
24