Ticket #50626: 50626.diff

src/wp-includes/query.php

@@ -399 +399 @@
  *
  * @param string|string[] $feeds Optional. Feed type or array of feed types
  *                                         to check against. Default empty.
- * @return bool
+ * @return bool True if the query is for a feed, false on failure.
  */
 function is_feed( $feeds = '' ) {
         global $wp_query;