xref: /PHP-5.5/ext/pcre/tests/bug69864.phpt (revision a39beaa2)
1--TEST--
2Bug #69864 (Segfault in preg_replace_callback)
3--FILE--
4<?php
5const PREG_CACHE_SIZE = 4096; // this has to be >= the resp. constant in php_pcre.c
6
7var_dump(preg_replace_callback('/a/', function($m) {
8    for ($i = 0; $i < PREG_CACHE_SIZE; $i++) {
9        preg_match('/foo' . $i . 'bar/', '???foo' . $i . 'bar???');
10    }
11    return 'b';
12}, 'aa'));
13var_dump(preg_replace_callback('/a/', function($m) {
14    for ($i = 0; $i < PREG_CACHE_SIZE; $i++) {
15        preg_replace('/foo' . $i . 'bar/', 'baz', '???foo' . $i . 'bar???');
16    }
17    return 'b';
18}, 'aa'));
19var_dump(preg_replace_callback('/a/', function($m) {
20    for ($i = 0; $i < PREG_CACHE_SIZE; $i++) {
21        preg_split('/foo' . $i . 'bar/', '???foo' . $i . 'bar???');
22    }
23    return 'b';
24}, 'aa'));
25var_dump(preg_replace_callback('/a/', function($m) {
26    for ($i = 0; $i < PREG_CACHE_SIZE; $i++) {
27        preg_grep('/foo' . $i . 'bar/', ['???foo' . $i . 'bar???']);
28    }
29    return 'b';
30}, 'aa'));
31?>
32--EXPECT--
33string(2) "bb"
34string(2) "bb"
35string(2) "bb"
36string(2) "bb"
37