Use BSET for write access to Lisp_Object members of struct buffer.

* buffer.h (BSET): New macro.
* buffer.c, casetab.c, cmds.c, coding.c, data.c, editfns.c:
* fileio.c, frame.c, indent.c, insdel.c, intervals.c, keymap.c:
* minibuf.c, print.c, process.c, syntax.c, undo.c, w32fns.c:
* window.c, xdisp.c, xfns.c: Adjust users.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/cmds.c b/src/cmds.c
index c06a9edd160..24778fae6e3 100644
--- a/src/cmds.c
+++ b/src/cmds.c
@@ -301,7 +301,7 @@ At the end, it runs `post-self-insert-hook'.  */)
          added be explicit calls to undo-boundary.  */
       && EQ (BVAR (current_buffer, undo_list), last_undo_boundary))
     /* Remove the undo_boundary that was just pushed.  */
-    BVAR (current_buffer, undo_list) = XCDR (BVAR (current_buffer, undo_list));
+    BSET (current_buffer, undo_list, XCDR (BVAR (current_buffer, undo_list)));
 
   /* Barf if the key that invoked this was not a character.  */
   if (!CHARACTERP (last_command_event))