From 36143a6b6c4672ce7877bcce5102b99d67095c34 Mon Sep 17 00:00:00 2001
From: Joseph Bielawski <stloyd@gmail.com>
Date: Wed, 27 Apr 2011 07:57:39 -0700
Subject: [PATCH] Fix for issue #307

---
 lib/Twig/Extension/Core.php |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/lib/Twig/Extension/Core.php b/lib/Twig/Extension/Core.php
index 9a34d6a..5429c07 100644
--- a/lib/Twig/Extension/Core.php
+++ b/lib/Twig/Extension/Core.php
@@ -495,5 +495,9 @@ function twig_test_defined($name, $context)
 
 function twig_test_empty($value)
 {
-    return null === $value || false === $value || '' === (string) $value;
+    if (null === $value || false === $value) {
+        return true;
+    }
+
+    return empty($value) && '0' != $value;
 }
-- 
1.7.2.5