add test for dl() with long name

diff --git a/ext/standard/tests/general_functions/dl-cve-2007-4887.phpt b/ext/standard/tests/general_functions/dl-cve-2007-4887.phpt
new file mode 100755 (executable)
index 0000000..f8cb94f
--- /dev/null
+++ b/ext/standard/tests/general_functions/dl-cve-2007-4887.phpt
@@ -0,0 +1,10 @@
+--TEST--
+dl() filename length checks (CVE-2007-4887)
+--FILE--
+<?php
+var_dump(dl(str_repeat("a", 8376757)));
+?>
+--EXPECTF--    
+
+Warning: dl(): File name exceeds the maximum allowed length of %d characters in %s on line %d
+bool(false)