From 09c323f12097ce9f47aa4264c873f19b4d911b8a Mon Sep 17 00:00:00 2001
From: Ryan Boren <ryan@git.wordpress.org>
Date: Tue, 13 Jan 2009 06:31:58 +0000
Subject: [PATCH] Run version_compare only once for wp_clone().  Props
 sambauers. fixes #8844 for trunk

git-svn-id: https://develop.svn.wordpress.org/trunk@10350 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-includes/functions.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/wp-includes/functions.php b/wp-includes/functions.php
index 2a10840126..1056953998 100644
--- a/wp-includes/functions.php
+++ b/wp-includes/functions.php
@@ -2926,8 +2926,12 @@ function wp_suspend_cache_invalidation($suspend = true) {
  * @param object $object The object to clone
  * @return object The cloned object
  */
-function wp_clone($object) {
-	return version_compare(phpversion(), '5.0') < 0 ? $object : clone($object);
+function wp_clone( $object ) {
+	static $can_clone;
+	if ( !isset( $can_clone ) ) {
+		$can_clone = version_compare( phpversion(), '5.0', '>=' );
+	}
+	return $can_clone ? clone $object : $object;
 }