From 9b73026e911b11401770f00c73f5e755c4a88f75 Mon Sep 17 00:00:00 2001
From: Fabien Potencier <fabien.potencier@gmail.com>
Date: Thu, 28 Jul 2011 14:32:45 +0200
Subject: [PATCH] fixed Parser bug when a child node is null

---
 lib/Twig/Parser.php |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/lib/Twig/Parser.php b/lib/Twig/Parser.php
index 0649c7b..057c1e8 100644
--- a/lib/Twig/Parser.php
+++ b/lib/Twig/Parser.php
@@ -310,7 +310,7 @@ class Twig_Parser implements Twig_ParserInterface
         }
 
         foreach ($node as $k => $n) {
-            if ($n instanceof Twig_NodeInterface && null === $n = $this->filterBodyNodes($n)) {
+            if (null !== $n && null === $n = $this->filterBodyNodes($n)) {
                 $node->removeNode($k);
             }
         }
-- 
1.7.2.5