diff --git a/lib/Twig/Loader/Array.php b/lib/Twig/Loader/Array.php
index 436edd816..854afd1ec 100644
--- a/lib/Twig/Loader/Array.php
+++ b/lib/Twig/Loader/Array.php
@@ -45,7 +45,7 @@ class Twig_Loader_Array implements Twig_LoaderInterface, Twig_ExistsLoaderInterf
      */
     public function setTemplate($name, $template)
     {
-        $this->templates[(string) $name] = $template;
+        $this->templates[$name] = $template;
     }
 
     /**
@@ -53,7 +53,6 @@ class Twig_Loader_Array implements Twig_LoaderInterface, Twig_ExistsLoaderInterf
      */
     public function getSource($name)
     {
-        $name = (string) $name;
         if (!isset($this->templates[$name])) {
             throw new Twig_Error_Loader(sprintf('Template "%s" is not defined.', $name));
         }
@@ -66,7 +65,7 @@ class Twig_Loader_Array implements Twig_LoaderInterface, Twig_ExistsLoaderInterf
      */
     public function exists($name)
     {
-        return isset($this->templates[(string) $name]);
+        return isset($this->templates[$name]);
     }
 
     /**
@@ -74,7 +73,6 @@ class Twig_Loader_Array implements Twig_LoaderInterface, Twig_ExistsLoaderInterf
      */
     public function getCacheKey($name)
     {
-        $name = (string) $name;
         if (!isset($this->templates[$name])) {
             throw new Twig_Error_Loader(sprintf('Template "%s" is not defined.', $name));
         }
@@ -87,7 +85,6 @@ class Twig_Loader_Array implements Twig_LoaderInterface, Twig_ExistsLoaderInterf
      */
     public function isFresh($name, $time)
     {
-        $name = (string) $name;
         if (!isset($this->templates[$name])) {
             throw new Twig_Error_Loader(sprintf('Template "%s" is not defined.', $name));
         }
diff --git a/lib/Twig/Loader/Chain.php b/lib/Twig/Loader/Chain.php
index 2445259e8..fe76c2fb0 100644
--- a/lib/Twig/Loader/Chain.php
+++ b/lib/Twig/Loader/Chain.php
@@ -68,8 +68,6 @@ class Twig_Loader_Chain implements Twig_LoaderInterface, Twig_ExistsLoaderInterf
      */
     public function exists($name)
     {
-        $name = (string) $name;
-
         if (isset($this->hasSourceCache[$name])) {
             return $this->hasSourceCache[$name];
         }
diff --git a/lib/Twig/Loader/Filesystem.php b/lib/Twig/Loader/Filesystem.php
index dc8a1dca4..9c048cbbc 100644
--- a/lib/Twig/Loader/Filesystem.php
+++ b/lib/Twig/Loader/Filesystem.php
@@ -212,6 +212,11 @@ class Twig_Loader_Filesystem implements Twig_LoaderInterface, Twig_ExistsLoaderI
         return false;
     }
 
+    protected function normalizeName($name)
+    {
+        return preg_replace('#/{2,}#', '/', strtr($name, '\\', '/'));
+    }
+
     protected function parseName($name, $default = self::MAIN_NAMESPACE)
     {
         if (isset($name[0]) && '@' == $name[0]) {
@@ -228,11 +233,6 @@ class Twig_Loader_Filesystem implements Twig_LoaderInterface, Twig_ExistsLoaderI
         return array($default, $name);
     }
 
-    protected function normalizeName($name)
-    {
-        return preg_replace('#/{2,}#', '/', strtr((string) $name, '\\', '/'));
-    }
-
     protected function validateName($name)
     {
         if (false !== strpos($name, "\0")) {
diff --git a/test/Twig/Tests/Loader/ArrayTest.php b/test/Twig/Tests/Loader/ArrayTest.php
index 1369a6bd0..ae7648ffd 100644
--- a/test/Twig/Tests/Loader/ArrayTest.php
+++ b/test/Twig/Tests/Loader/ArrayTest.php
@@ -68,30 +68,4 @@ class Twig_Tests_Loader_ArrayTest extends PHPUnit_Framework_TestCase
 
         $loader->isFresh('foo', time());
     }
-
-    public function testTemplateReference()
-    {
-        $name = new Twig_Test_Loader_TemplateReference('foo');
-        $loader = new Twig_Loader_Array(array('foo' => 'bar'));
-
-        $loader->getCacheKey($name);
-        $loader->getSource($name);
-        $loader->isFresh($name, time());
-        $loader->setTemplate($name, 'foobar');
-    }
-}
-
-class Twig_Test_Loader_TemplateReference
-{
-    private $name;
-
-    public function __construct($name)
-    {
-        $this->name = $name;
-    }
-
-    public function __toString()
-    {
-        return $this->name;
-    }
 }