Index: wp-includes/category-template.php
===================================================================
--- wp-includes/category-template.php	(revisione 37161)
+++ wp-includes/category-template.php	(copia locale)
@@ -535,6 +535,7 @@
 		'feed'                => '',
 		'feed_image'          => '',
 		'feed_type'           => '',
+            'feed_title' => __( 'Feed for all posts filed under %s' ), 
 		'hide_empty'          => 1,
 		'hide_title_if_empty' => false,
 		'hierarchical'        => true,
Index: wp-includes/class-walker-category.php
===================================================================
--- wp-includes/class-walker-category.php	(revisione 37161)
+++ wp-includes/class-walker-category.php	(copia locale)
@@ -134,7 +134,7 @@
 			$link .= '<a href="' . esc_url( get_term_feed_link( $category->term_id, $category->taxonomy, $args['feed_type'] ) ) . '"';
 
 			if ( empty( $args['feed'] ) ) {
-				$alt = ' alt="' . sprintf(__( 'Feed for all posts filed under %s' ), $cat_name ) . '"';
+				$alt = ' alt="' . sprintf($args['feed_title'], $cat_name ) . '"';
 			} else {
 				$alt = ' alt="' . $args['feed'] . '"';
 				$name = $args['feed'];