1--TEST-- 2Bug #38579 (include_once() may include the same file twice) 3--SKIPIF-- 4<?php 5if(PHP_OS_FAMILY !== "WIN") { 6 die('skip only for Windows'); 7} 8?> 9--FILE-- 10<?php 11$file = __DIR__."/bug38579.inc"; 12include_once(strtolower($file)); 13include_once(strtoupper($file)); 14?> 15--EXPECT-- 16ok 17