(insert_1_both): Do nothing if NCHARS == 0.

2 files changed, 5 insertions, 0 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index dc42d2d7717..815fc6b62f1 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,5 +1,7 @@
 2001-10-26  Gerd Moellmann  <gerd@gnu.org>
 
+        * insdel.c (insert_1_both): Do nothing if NCHARS == 0.
+
         * xterm.c (XTset_vertical_scroll_bar) [!USE_TOOLKIT_SCROLL_BARS]:
         Fix clearing in the case of scroll bars on the right.
         
diff --git a/src/insdel.c b/src/insdel.c
index 7963ae0f328..24bfe8a893c 100644
--- a/src/insdel.c
+++ b/src/insdel.c
@@ -913,6 +913,9 @@ insert_1_both (string, nchars, nbytes, inherit, prepare, before_markers)
      register int nchars, nbytes;
      int inherit, prepare, before_markers;
 {
+  if (nchars == 0)
+    return;
+  
   if (NILP (current_buffer->enable_multibyte_characters))
     nchars = nbytes;