(redisplay_internal): Do the

mark_window_display_accurate after all windows have been
redisplayed because this call resets flags in buffers which are
needed for proper redisplay.

diff --git a/src/xdisp.c b/src/xdisp.c
index b693e26bb224ca2e16002bec1cc642ac9e334bea..3cc2dd52e210a6a71dabdde5f3ec21a12b9a33e7 100644 (file)
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -8374,6 +8374,9 @@ redisplay_internal (preserve_echo_area)
   if (consider_all_windows_p)
     {
       Lisp_Object tail, frame;
+      int i, n = 0, size = 50;
+      struct frame **updated
+       = (struct frame **) alloca (size * sizeof *updated);
 
       /* Clear the face cache eventually.  */
       if (clear_face_cache_count > CLEAR_FACE_CACHE_COUNT)
@@ -8429,12 +8432,29 @@ redisplay_internal (preserve_echo_area)
                  if (pause)
                    break;
 
-                 mark_window_display_accurate (f->root_window, 1);
-                 if (frame_up_to_date_hook)
-                   frame_up_to_date_hook (f);
+                 if (n == size)
+                   {
+                     int nbytes = size * sizeof *updated;
+                     struct frame **p = (struct frame **) alloca (2 * nbytes);
+                     bcopy (updated, p, nbytes);
+                     size *= 2;
+                   }
+                 
+                 updated[n++] = f;
                }
            }
        }
+
+      /* Do the mark_window_display_accurate after all windows have
+        been redisplayed because this call resets flags in buffers
+        which are needed for proper redisplay.  */
+      for (i = 0; i < n; ++i)
+       {
+         struct frame *f = updated[i];
+         mark_window_display_accurate (f->root_window, 1);
+         if (frame_up_to_date_hook)
+           frame_up_to_date_hook (f);
+       }
     }
   else if (FRAME_VISIBLE_P (sf) && !FRAME_OBSCURED_P (sf))
     {