Index: CONTRIBUTE
===================================================================
RCS file: /cvs/src/src/gdb/CONTRIBUTE,v
retrieving revision 1.12
diff -u -p -r1.12 CONTRIBUTE
--- CONTRIBUTE	22 Aug 2009 17:08:09 -0000	1.12
+++ CONTRIBUTE	16 Apr 2012 07:15:57 -0000
@@ -71,9 +71,11 @@ o	Submitting Patches
 	documentation (i.e., .texi files).
 
 	The patch itself. If you are accessing the CVS repository use
-	"cvs update; cvs diff -cp"; else, use "diff -cp OLD NEW" or
-	"diff -up OLD NEW". If your version of diff does not support
-	these options, then get the latest version of GNU diff.
+	"cvs update; cvs diff -cp" or "cvs update; cvs diff -up"; else,
+	use "diff -cp OLD NEW" or "diff -up OLD NEW". The flavors with
+	"-up" option string are preferred. If your version of diff does
+	not support these options, then get the latest version of GNU
+	diff.
 
 	We accept patches as plain text (preferred for the compilers
 	themselves), MIME attachments (preferred for the web pages),