Ticket #14426: 14426.patch

wp-includes/query.php

@@ -2642 +2642 @@
                         $ids = $wpdb->get_col( $this->request );
 
                         if ( $ids ) {
+                                $this->posts = $ids;
                                 $this->set_found_posts( $q, $limits );
                                 _prime_post_caches( $ids, $q['update_post_term_cache'], $q['update_post_meta_cache'] );
-                                $this->posts = $ids;
                         } else {
                                 $this->posts = array();
-                                $this->found_posts = $this->max_num_pages = 0;
                         }
                 } else {
                         $this->posts = $wpdb->get_results( $this->request );
@@ -2770 +2769 @@
         function set_found_posts( $q, $limits ) {
                 global $wpdb;
 
-                if ( $q['no_found_rows'] || empty( $limits ) )
+                if ( $q['no_found_rows'] || empty( $limits ) || ! $this->posts )
                         return;
 
                 $this->found_posts = $wpdb->get_var( apply_filters_ref_array( 'found_posts_query', array( 'SELECT FOUND_ROWS()', &$this ) ) );