From: Richard M. Stallman <rms@gnu.org>
Date: Mon, 20 Jun 1994 23:10:07 +0000 (+0000)
Subject: (Fmove_overlay): Call redisplay_region even when
X-Git-Tag: emacs-19.34~7868
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=50760c4a87e7fd754b147e267cb50c57a86ae1cd;p=emacs.git

(Fmove_overlay): Call redisplay_region even when
changing to a different buffer.
---

diff --git a/src/buffer.c b/src/buffer.c
index 8ebfe98388c..8edd937b957 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -1844,7 +1844,27 @@ buffer.")
 
   /* If the overlay has changed buffers, do a thorough redisplay.  */
   if (!EQ (buffer, obuffer))
-    windows_or_buffers_changed = 1;
+    {
+      /* Redisplay where the overlay was.  */
+      if (!NILP (obuffer))
+	{
+	  Lisp_Object o_beg;
+	  Lisp_Object o_end;
+
+	  o_beg = OVERLAY_START (overlay);
+	  o_end = OVERLAY_END   (overlay);
+	  o_beg = OVERLAY_POSITION (o_beg);
+	  o_end = OVERLAY_POSITION (o_end);
+
+	  redisplay_region (b, XINT (o_beg), XINT (o_end));
+	}
+
+      /* Redisplay where the overlay is going to be.  */
+      redisplay_region (ob, beg, end);
+
+      /* Don't limit redisplay to the selected window.  */
+      windows_or_buffers_changed = 1;
+    }
   else
     /* Redisplay the area the overlay has just left, or just enclosed.  */
     {