From: Chong Yidong <cyd@stupidchicken.com>
Date: Sat, 20 Dec 2008 20:51:23 +0000 (+0000)
Subject: Add comment to last change by jhd.
X-Git-Tag: emacs-pretest-23.0.90~932
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=a90af46f358255fde5a4bc1dcb961caa98a37083;p=emacs.git

Add comment to last change by jhd.
---

diff --git a/src/frame.c b/src/frame.c
index db8874f5280..a21bacc80da 100644
--- a/src/frame.c
+++ b/src/frame.c
@@ -1480,6 +1480,10 @@ But FORCE inhibits this too.  */)
   Vframe_list = Fdelq (frame, Vframe_list);
   FRAME_SET_VISIBLE (f, 0);
 
+  /* Allow the vector of menu bar contents to be freed in the next
+     garbage collection.  The frame object itself may not be garbage
+     collected until much later, because recent_keys and other data
+     structures can still refer to it.  */
   f->menu_bar_vector = Qnil;
 
   free_font_driver_list (f);