add comment to test

This commit is contained in:
Anatol Belski 2015-10-07 09:43:28 +02:00
parent b8b335c492
commit c0ca731d7a

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@ -6,6 +6,8 @@ if (getenv("SKIP_SLOW_TESTS")) die("skip slow test");
?>
--FILE--
<?php
/* CAUTION: this test will most likely fail with valgrind until --smc-check=all is used. */
const PREG_CACHE_SIZE = 4096; // this has to be >= the resp. constant in php_pcre.c
var_dump(preg_replace_callback('/a/', function($m) {