Index: wp-includes/rewrite.php
===================================================================
--- wp-includes/rewrite.php	(revision 17225)
+++ wp-includes/rewrite.php	(working copy)
@@ -1897,17 +1897,19 @@
 		$this->root = '';
 		if ( $this->using_index_permalinks() )
 			$this->root = $this->index . '/';
-
 		unset($this->author_structure);
 		unset($this->date_structure);
 		unset($this->page_structure);
 		unset($this->search_structure);
 		unset($this->feed_structure);
 		unset($this->comment_feed_structure);
-
 		$this->use_trailing_slashes = ( '/' == substr($this->permalink_structure, -1, 1) );
 
-		$this->use_verbose_page_rules = (bool) preg_match( "#^/%(postname|category|tag|author)%#", $this->permalink_structure );
+		// Enable generic rules for pages if permalink structure doesn't begin with a wildcard.
+		if ( preg_match("/^[^%]*%(?:postname|category|tag|author)%/", $this->permalink_structure) )
+			 $this->use_verbose_page_rules = true;
+		else
+			$this->use_verbose_page_rules = false;
 	}
 
 	/**