diff -r 000000000000 -r 7f95f8617b0b vendor/doctrine/lib/Doctrine/ORM/Query/Expr/Literal.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/doctrine/lib/Doctrine/ORM/Query/Expr/Literal.php	Sat Sep 24 15:40:41 2011 +0200
@@ -0,0 +1,9 @@
+<?php
+
+namespace Doctrine\ORM\Query\Expr;
+
+class Literal extends Base
+{
+    protected $_preSeparator = '';
+    protected $_postSeparator = '';
+}