All slots from STANDARD-CLASS are now inherited by its subclasses.

src/CHANGELOG

@@ -80,6 +80,12 @@ ECL 0.9i
    not support in the statically linked code. MSVC++ does not seem to have a
    problem with it, though.
 
+ - It is now possible to define subclasses of STANDARD-CLASS. Before, some
+   slots were not properly inherited by subclasses, causing errors when doing
+   something like
+	> (defclass foo (standard-class) () ())
+	> (defclass faa () () (:metaclass foo))
+
 * Documentation:
 
  - The HTML manuals now use CSS for a more appealing look.

src/clos/boot.lsp

@@ -62,7 +62,7 @@
 	(class-direct-slots        the-class) class-slots
 	(class-slots               standard-class) standard-slots
 	(slot-index-table          standard-class) hash-table
-	(class-direct-slots        standard-class) class-slots)
+	(class-direct-slots        standard-class) (set-difference standard-slots class-slots))
 
   ;; 3) Fix the class hierarchy
   (setf (class-direct-superclasses the-t) nil