Ticket #18631: 18658.diff

wp-includes/taxonomy.php

@@ -2115 +2115 @@
 
         $tt_ids = array();
         $term_ids = array();
+        $new_tt_ids = array();
 
         foreach ( (array) $terms as $term) {
                 if ( !strlen(trim($term)) )
@@ -2137 +2138 @@
                 do_action( 'add_term_relationship', $object_id, $tt_id );
                 $wpdb->insert( $wpdb->term_relationships, array( 'object_id' => $object_id, 'term_taxonomy_id' => $tt_id ) );
                 do_action( 'added_term_relationship', $object_id, $tt_id );
+                $new_tt_ids[] = $tt_id;
         }
+        if (count($new_tt_ids))
+                wp_update_term_count($new_tt_ids, $taxonomy);
 
-        wp_update_term_count($tt_ids, $taxonomy);
 
         if ( ! $append ) {
                 $delete_terms = array_diff($old_tt_ids, $tt_ids);