* keymap.c (Fkey_description): Recode slightly to pacify GCC 4.6.1 x86.

diff --git a/src/keymap.c b/src/keymap.c
index 2d2f36d91c32433d2ca119c7a633d8189e3c3583..03e4688eaad02f0118b154125656afc254125649 100644 (file)
--- a/src/keymap.c
+++ b/src/keymap.c
@@ -2091,9 +2091,12 @@ spaces are put between sequence elements, etc.  */)
       if (add_meta)
        {
          args[len] = Fsingle_key_description (meta_prefix_char, Qnil);
-         len += 2;
+         result = Fconcat (len + 1, args);
        }
-      result = len == 0 ? empty_unibyte_string : Fconcat (len - 1, args);
+      else if (len == 0)
+       result = empty_unibyte_string;
+      else
+       result = Fconcat (len - 1, args);
       SAFE_FREE ();
       return result;
     }