Ticket #7939: 7939.2.diff

wp-includes/post-template.php

@@ -383 +383 @@
         if ( is_404() )
                 $classes[] = 'error404';
 
+        if ( is_singular() )
+                $classes[] =  $wp_query->post->post_name;
+
         if ( is_single() ) {
                 the_post();
 
@@ -416 +419 @@
                 $pageID = $wp_query->post->ID;
                 $page_children = wp_list_pages("child_of=$pageID&echo=0");
 
+                $classes[] = 'pageid-' . $pageID;
+
                 if ( $page_children )
                         $classes[] = 'page-parent';