1 // (C) Copyright Jeremy Siek 2000. 2 // Distributed under the Boost Software License, Version 1.0. (See 3 // accompanying file LICENSE_1_0.txt or copy at 4 // http://www.boost.org/LICENSE_1_0.txt) 5 6 #ifdef NDEBUG 7 # undef NDEBUG 8 #endif 9 10 #include "old_concepts.hpp" 11 12 // This file verifies that concepts written the old way still catch 13 // errors in function context. This is not expected to work on 14 // compilers without SFINAE support. 15 16 struct foo { }; 17 18 int main()19main() 20 { 21 boost::function_requires< old::EqualityComparableConcept<foo> >(); 22 return 0; 23 } 24