Index: taxonomy.php
===================================================================
--- taxonomy.php	(revision 10606)
+++ taxonomy.php	(working copy)
@@ -2126,7 +2126,7 @@
 	$termlink = $wp_rewrite->get_extra_permastruct($taxonomy);
 
 	if ( !is_object($term) ) {
-		if ( is_int($term) ) {
+		if ( is_numeric($term) ) {
 			$term = &get_term($term, $taxonomy);
 		} else {
 			$term = &get_term_by('slug', $term, $taxonomy);