wid-edit.el (widget-default-get): Don't modify widget (Bug#14738)

2 files changed, 5 insertions, 0 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index b27eb32246f..e04821626f0 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,7 @@
+2013-01-07  Katsumi Yamaoka  <yamaoka@jpl.org>
+
+        * wid-edit.el (widget-default-get): Don't modify widget (Bug#14738).
+
 2013-07-01  Juanma Barranquero  <lekktu@gmail.com>
 
         * desktop.el (desktop-restore-frames): Rename from desktop-save-windows.
diff --git a/lisp/wid-edit.el b/lisp/wid-edit.el
index fb62b039d79..2dc1e502171 100644
--- a/lisp/wid-edit.el
+++ b/lisp/wid-edit.el
@@ -528,6 +528,7 @@ Otherwise, just return the value."
                 (or (widget-get widget :value)
                     (progn
                       (when (widget-get widget :args)
+                        (setq widget (widget-copy widget))
                         (let (args)
                           (dolist (arg (widget-get widget :args))
                             (setq args (append args