changelog

CHANGES.rst

@@ -9,8 +9,8 @@ Features added
 --------------
 
 * During cyclic garbage collection, attributes of extension types that
-  cannot create reference cycles due to their type are no longer
-  considered.
+  cannot create reference cycles due to their type (e.g. strings) are
+  no longer considered for traversal or clearing.
 
 * Package compilation (i.e. ``__init__.py`` files) now works, starting
   with Python 3.3.