Ticket #21309: 21309-global.diff

wp-includes/post.php

@@ -381 +381 @@
         $null = null;
 
         if ( empty( $post ) && isset( $GLOBALS['post'] ) ) {
+                if ( !is_a( $GLOBALS['post'], 'WP_Post' ) ) {
+                        return get_post( $GLOBALS['post'], $output, $filter );
+                }
+
                 $_post = & $GLOBALS['post'];
         } elseif ( is_a( $post, 'WP_Post' ) ) {
                 $_post = $post;