From: Stefan Monnier <monnier@iro.umontreal.ca>
Date: Mon, 27 Feb 2017 05:06:08 +0000 (-0500)
Subject: * src/xdisp.c (overlay_arrows_changed_p): Fix last change.
X-Git-Tag: emacs-26.0.90~704
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=fd8f724147b0a64c15f42dd09d21d8b2f81f6cbc;p=emacs.git

* src/xdisp.c (overlay_arrows_changed_p): Fix last change.
---

diff --git a/src/xdisp.c b/src/xdisp.c
index a4c3c706552..4e87001abf7 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -13358,14 +13358,19 @@ overlay_arrows_changed_p (bool set_redisplay)
       if (!MARKERP (val))
 	continue;
       if (! EQ (COERCE_MARKER (val),
+                /* FIXME: Don't we have a problem, using such a global
+                 * "last-position" if the variable is buffer-local?  */
 		Fget (var, Qlast_arrow_position))
 	  || ! (pstr = overlay_arrow_string_or_property (var),
 		EQ (pstr, Fget (var, Qlast_arrow_string))))
 	{
 	  struct buffer *buf = XMARKER (val)->buffer;
 
-	  if (set_redisplay && buf)
-	    bset_redisplay (buf);
+	  if (set_redisplay)
+            {
+              if (buf)
+	        bset_redisplay (buf);
+            }
 	  else
 	    return true;
 	}