From c267257ccf45d0ed0d08ec9febc4c55ae7f19188 Mon Sep 17 00:00:00 2001
From: Christophe Coevoet <stof@notk.org>
Date: Mon, 17 Aug 2015 11:47:30 +0200
Subject: [PATCH] Optimize the retrieval of reserved macro names

The list of reserved names does not need to be reset for each template
compilation.
---
 lib/Twig/Parser.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Twig/Parser.php b/lib/Twig/Parser.php
index dd9c1fc33..6f24ee659 100644
--- a/lib/Twig/Parser.php
+++ b/lib/Twig/Parser.php
@@ -64,7 +64,7 @@ class Twig_Parser implements Twig_ParserInterface
     {
         // push all variables into the stack to keep the current state of the parser
         $vars = get_object_vars($this);
-        unset($vars['stack'], $vars['env'], $vars['handlers'], $vars['visitors'], $vars['expressionParser']);
+        unset($vars['stack'], $vars['env'], $vars['handlers'], $vars['visitors'], $vars['expressionParser'], $vars['reservedMacroNames']);
         $this->stack[] = $vars;
 
         // tag handlers