--TEST-- Bug #38579 (include_once() may include the same file twice) --SKIPIF-- <?php if(PHP_OS_FAMILY !== "WIN") { die('skip only for Windows'); } ?> --FILE-- <?php $file = dirname(__FILE__)."/bug38579.inc"; include_once(strtolower($file)); include_once(strtoupper($file)); ?> --EXPECT-- ok