1--TEST--
2Bug #72941 (Modifying bucket->data by-ref has no effect any longer)
3--FILE--
4<?php
5class rotate_filter_nw extends php_user_filter
6{
7    function filter($in, $out, &$consumed, $closing): int
8    {
9        while ($bucket = stream_bucket_make_writeable($in)) {
10            $this->rotate($bucket->data);
11            $consumed += $bucket->datalen;
12            stream_bucket_prepend($out, $bucket);
13        }
14
15        return PSFS_PASS_ON;
16    }
17
18    function rotate(&$data)
19    {
20        $n = strlen($data);
21        for ($i = 0; $i < $n - 1; ++$i) {
22            $data[$i] = $data[$i + 1];
23        }
24    }
25}
26
27stream_filter_register("rotator_notWorking", rotate_filter_nw::class);
28$stream = fopen('php://memory', 'w+');
29fwrite($stream, 'hello, world');
30rewind($stream);
31stream_filter_append($stream, "rotator_notWorking");
32var_dump(stream_get_contents($stream));
33?>
34--EXPECT--
35string(12) "ello, worldd"
36