Index: devel.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/devel/devel.module,v
retrieving revision 1.411
diff -u -p -r1.411 devel.module
--- devel.module	26 Mar 2010 21:13:52 -0000	1.411
+++ devel.module	26 Mar 2010 21:34:09 -0000
@@ -669,7 +669,7 @@ function devel_block_view($delta) {
 
 function devel_block_switch_user() {
   $links = devel_switch_user_list();
-  if (!empty($links)) {
+  if (!empty($links) || user_access('switch users')) {
     $block['subject'] = t('Switch user');
     $build['devel_links'] = array('#theme' => 'links', '#links' => $links);
     $build['devel_form'] = drupal_get_form('devel_switch_user_form');