// (C) Copyright Jeremy Siek 2000.
// 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)
// This file verifies that concepts written the old way still catch
// errors in function context. This is not expected to work on
// compilers without SFINAE support.
;
int