Index: wp-includes/comment-template.php
===================================================================
--- wp-includes/comment-template.php	(revision 14731)
+++ wp-includes/comment-template.php	(working copy)
@@ -516,7 +516,7 @@
  * @return string The link to the comments
  */
 function get_comments_link($post_id = 0) {
-	return get_permalink($post_id) . '#comments';
+	return apply_filters('get_comments_link', get_permalink($post_id) . '#comments');
 }
 
 /**