From 3521bd09b3c11b68c009d290efb4350289f2d3e6 Mon Sep 17 00:00:00 2001
From: Dmitry Antipov <dmantipov@yandex.ru>
Date: Fri, 2 Aug 2013 12:32:32 +0400
Subject: [PATCH] Fix last change.

---
 src/insdel.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/insdel.c b/src/insdel.c
index 6b0aa9db3e..58c3e15c23 100644
--- a/src/insdel.c
+++ b/src/insdel.c
@@ -1374,8 +1374,11 @@ replace_range (ptrdiff_t from, ptrdiff_t to, Lisp_Object new,
      the deletion will be undone first.  Thus, undo
      will insert before deleting, and thus will keep
      the markers before and after this text separate.  */
-  record_insert (from + SCHARS (deletion), inschars);
-  record_delete (from, deletion);
+  if (!NILP (deletion))
+    {
+      record_insert (from + SCHARS (deletion), inschars);
+      record_delete (from, deletion);
+    }
 
   GAP_SIZE -= outgoing_insbytes;
   GPT += inschars;
-- 
2.20.1