Ticket #27413: 27413.patch

trunk/src/wp-includes/category-template.php

@@ -673 +673 @@
                 $counts[ $key ] = $topic_count_scale_callback($tag->count);
         }
 
-        $min_count = min( $counts );
-        $spread = max( $counts ) - $min_count;
+        $min_count = count( $counts ) > 0 ? min( $counts ) : 0;
+        $spread = ( count( $counts ) > 0 ? max( $counts ) : 0 ) - $min_count;
         if ( $spread <= 0 )
                 $spread = 1;
         $font_spread = $largest - $smallest;