Ticket #12611: 12611.2.diff

wp-includes/query.php

@@ -1597 +1597 @@
          * @return array List of posts.
          */
         function &get_posts() {
-                global $wpdb, $user_ID;
+                global $wpdb, $user_ID, $_wp_using_ext_object_cache;
 
                 do_action_ref_array('pre_get_posts', array(&$this));
 
@@ -1626 +1626 @@
                 if ( !isset($q['suppress_filters']) )
                         $q['suppress_filters'] = false;
 
-                if ( !isset($q['cache_results']) )
-                        $q['cache_results'] = true;
+                if ( !isset($q['cache_results']) ) {
+                        if ( $_wp_using_ext_object_cache )
+                                $q['cache_results'] = false;
+                        else
+                                $q['cache_results'] = true;
+                }
 
                 if ( !isset($q['post_type']) ) {
                         if ( $this->is_search )