* frame.c (check_minibuf_window): Initialize 'window' properly,

so that Emacs reliably aborts later if 'window' is not initialized.

src/ChangeLog

+2013-08-26  Paul Eggert  <eggert@cs.ucla.edu>
+
+	* frame.c (check_minibuf_window): Initialize 'window' properly,
+	so that Emacs reliably aborts later if 'window' is not initialized.
+
 2013-08-26  Jan Djärv  <jan.h.d@swipnet.se>
 
 	* gtkutil.c (xg_initialize): Set gtk-menu-bar-accel to "" instead

src/frame.c

@@ -1122,7 +1122,7 @@ check_minibuf_window (Lisp_Object frame, int select)
 
   if (WINDOWP (minibuf_window) && EQ (f->minibuffer_window, minibuf_window))
     {
-      Lisp_Object frames, this, window;
+      Lisp_Object frames, this, window = make_number (0);
 
       if (!EQ (frame, selected_frame)
 	  && FRAME_HAS_MINIBUF_P (XFRAME (selected_frame)))