xref: /PHP-8.2/ext/opcache/tests/gh9164.phpt (revision bca5f6e7)
1--TEST--
2Bug GH-9164: Segfault in zend_accel_class_hash_copy
3--EXTENSIONS--
4opcache
5pcntl
6--INI--
7opcache.enable=1
8opcache.enable_cli=1
9--FILE--
10<?php
11
12$incfile = __DIR__.'/gh9164.inc';
13
14// Generate enough classes so that the out of bound access will cause a crash
15// without relying on assertion
16$fd = fopen($incfile, 'w');
17fwrite($fd, "<?php\n");
18for ($i = 0; $i < 4096; $i++) {
19    fprintf($fd, "class FooBar%04d {}\n", $i);
20}
21fclose($fd);
22
23// Ensure cacheability
24touch($incfile, time() - 3600);
25
26$pid = pcntl_fork();
27if ($pid == 0) {
28    // Child: Declare classes to allocate CE cache slots.
29    require $incfile;
30} else if ($pid > 0) {
31    pcntl_wait($status);
32    // Ensure that file has been cached. If not, this is testing nothing anymore.
33    if (!isset(opcache_get_status()['scripts'][$incfile])) {
34        print "File not cached\n";
35    }
36    // Populates local cache
37    require $incfile;
38    var_dump(new FooBar4095);
39    unlink($incfile);
40} else {
41    echo "pcntl_fork() failed\n";
42}
43
44?>
45--EXPECTF--
46object(FooBar4095)#%d (0) {
47}
48