Add test for missing namespaced function.

Function which doesn't have a global fallback.

Closes php#12

Author: Danack

Zend/tests/autoloading/function/missing_function_in_namespace.phpt

@@ -0,0 +1,16 @@
+--TEST--
+Missing function in namespace
+--FILE--
+<?php
+
+declare(strict_types=1);
+
+namespace zoq {
+	quux();
+}
+?>
+--EXPECTF--
+Fatal error: Uncaught Error: Call to undefined function zoq\quux() in %s
+Stack trace:
+#0 {main}
+  thrown in %s on line %d