1 files changed, 4 insertions, 5 deletions

diff --git a/src/cm.c b/src/cm.c
index eda6430bafa..481ac15e435 100644
--- a/src/cm.c
+++ b/src/cm.c
@@ -1,5 +1,5 @@
 /* Cursor motion subroutines for GNU Emacs.
-   Copyright (C) 1985, 1995, 2001-2012  Free Software Foundation, Inc.
+   Copyright (C) 1985, 1995, 2001-2013 Free Software Foundation, Inc.
     based primarily on public domain code written by Chris Torek
 
 This file is part of GNU Emacs.
@@ -28,8 +28,7 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 #include "termchar.h"
 #include "tparam.h"
 
-#define BIG     9999            /* 9999 good on VAXen.  For 16 bit machines
-                                   use about 2000.... */
+#define BIG     9999            /* Good on 32-bit hosts.  */
 
 int cost;               /* sums up costs */
 
@@ -215,7 +214,7 @@ calccost (struct tty_display_info *tty,
     if (doit)
       do
           emacs_tputs (tty, p, 1, cmputc);
-      while (0 < --deltay);
+      while (--deltay > 0);
 x:
     if ((deltax = dstx - srcx) == 0)
         goto done;
@@ -298,7 +297,7 @@ fail:
     if (doit)
       do
           emacs_tputs (tty, p, 1, cmputc);
-      while (0 < --deltax);
+      while (--deltax > 0);
 done:
     return totalcost;
 }