[Emacs-diffs] master d92e0c5: * lisp/emacs-lisp/eieio-core.el (eieio-defclass-internal): Reuse oldc.

[Stefan Monnier]

branch: master
commit d92e0c58e859592eba21176a09797e083ff9c541
Author: Stefan Monnier <address@hidden>
Commit: Stefan Monnier <address@hidden>

    * lisp/emacs-lisp/eieio-core.el (eieio-defclass-internal): Reuse oldc.
---
 lisp/emacs-lisp/eieio-core.el |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/lisp/emacs-lisp/eieio-core.el b/lisp/emacs-lisp/eieio-core.el
index 59d8348..582ac8a 100644
--- a/lisp/emacs-lisp/eieio-core.el
+++ b/lisp/emacs-lisp/eieio-core.el
@@ -277,12 +277,12 @@ See `defclass' for more information."
   (setq eieio-hook nil)
 
   (let* ((oldc (let ((c (eieio--class-v cname))) (if (eieio--class-p c) c)))
-        (newc (if (and oldc (not (eieio--class-default-object-cache oldc)))
-                   ;; The oldc class is a stub setup by 
eieio-defclass-autoload.
-                   ;; Reuse it instead of creating a new one, so that existing
-                   ;; references stay valid.
-                   oldc
-                 (eieio--class-make cname)))
+        (newc (or oldc
+                   ;; Reuse `oldc' instead of creating a new one, so that
+                   ;; existing references stay valid.  E.g. when
+                   ;; reloading the file that does the `defclass', we don't
+                   ;; want to create a new class object.
+                   (eieio--class-make cname)))
         (groups nil) ;; list of groups id'd from slots
         (clearparent nil))