From 4b2f91532164095cf83202b30824896be0adf41a Mon Sep 17 00:00:00 2001
From: "David E. O'Brien" <obrien@FreeBSD.org>
Date: Thu, 9 Sep 2010 19:27:40 +0000
Subject: [PATCH] Note bug in trying to printf(1) things like: '-%s\n' "foo"

---
 usr.bin/printf/printf.1 | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/usr.bin/printf/printf.1 b/usr.bin/printf/printf.1
index f0fc00b63ca8..6caea65c6df2 100644
--- a/usr.bin/printf/printf.1
+++ b/usr.bin/printf/printf.1
@@ -355,3 +355,10 @@ Multibyte characters are not recognized in format strings (this is only
 a problem if
 .Ql %
 can appear inside a multibyte character).
+.Pp
+Trying to print a dash ("-") as the first character causes
+.Nm
+to interpet the dash as a program argument.
+.Nm --
+must be used before 
+.Ar format .