From 444e58c71af2790dc1849fd5cf02545051cc010e Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Fri, 31 Jul 2009 19:56:09 +0000
Subject: - Patch #530976 by catch: small performance optimization to
 drupal_render().

---
 includes/common.inc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'includes')

diff --git a/includes/common.inc b/includes/common.inc
index b1713a8f8..6715fe792 100644
--- a/includes/common.inc
+++ b/includes/common.inc
@@ -3821,6 +3821,7 @@ function drupal_render_page($page) {
  *   The rendered HTML.
  */
 function drupal_render(&$elements) {
+  static $defaults;
   // Early-return nothing if user does not have access.
   if (!isset($elements) || (isset($elements['#access']) && !$elements['#access'])) {
     return;
@@ -3837,7 +3838,10 @@ function drupal_render(&$elements) {
     $elements += element_info($elements['#type']);
   }
   else {
-    $elements += element_basic_defaults();
+    if (!isset($defaults)) {
+      $defaults = element_basic_defaults();
+    }
+    $elements += $defaults;
   }
 
   // If #markup is not empty and no theme function is set, use theme_markup.
-- 
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