boost exception

[SVN r43485]

test/what_test.cpp

@@ -0,0 +1,27 @@
+//Copyright (c) 2006-2008 Emil Dotchevski and Reverge Studios, Inc.
+
+//Distributed under the Boost Software License, Version 1.0. (See accompanying
+//file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#include <boost/exception/info.hpp>
+#include <boost/detail/lightweight_test.hpp>
+
+typedef boost::error_info<struct tag_test,int> test;
+
+class
+my_exception:
+	public boost::exception
+	{
+	};
+
+int
+main()
+	{
+	my_exception x;
+	x << test(1);
+	std::string w1 = x.what();
+	x << test(2);
+	std::string w2 = x.what();
+	BOOST_TEST( w1!=w2 );
+	return boost::report_errors();
+	}