concept_check/class_concept_fail_expected.cpp

// (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)
//
// Change Log:
// 20 Jan 2001 - Added warning suppression (David Abrahams)

#include <boost/concept_check.hpp>

/*

  This file verifies that class_requires of the Boost Concept Checking
  Library catches errors when it is suppose to.

*/

struct foo { };

class class_requires_test
{
  BOOST_CLASS_REQUIRE(foo, boost, EqualityComparableConcept);
};

int
main()
{
  class_requires_test x;
  (void)x; // suppress unused variable warning
  return 0;
}