From c35e842ddcf1e251b5202b02346985d2fd62bb21 Mon Sep 17 00:00:00 2001
From: mes5k <mes5k>
Date: Wed, 8 Dec 2004 02:16:54 +0000
Subject: [PATCH] fixed a bug involving blank _flags and - as an
 UnlabeledValueArg

---
 include/tclap/Arg.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/tclap/Arg.h b/include/tclap/Arg.h
index 7725de9..095d510 100644
--- a/include/tclap/Arg.h
+++ b/include/tclap/Arg.h
@@ -485,7 +485,7 @@ inline void Arg::setRequireLabel( const std::string& s)
 
 inline bool Arg::argMatches( const std::string& argFlag ) const
 {
-	if ( argFlag == Arg::flagStartString() + _flag ||
+	if ( ( argFlag == Arg::flagStartString() + _flag && _flag != "" ) ||
 		 argFlag == Arg::nameStartString() + _name )
 		return true;
 	else