1 2 #ifndef BOOST_CONTRACT_DETAIL_NOOP_HPP_ 3 #define BOOST_CONTRACT_DETAIL_NOOP_HPP_ 4 5 // Copyright (C) 2008-2018 Lorenzo Caminiti 6 // Distributed under the Boost Software License, Version 1.0 (see accompanying 7 // file LICENSE_1_0.txt or a copy at http://www.boost.org/LICENSE_1_0.txt). 8 // See: http://www.boost.org/doc/libs/release/libs/contract/doc/html/index.html 9 10 // Following must be expressions, not statements (as used with if.., etc.). 11 12 #define BOOST_CONTRACT_DETAIL_NOOP ((void)0) 13 14 // Following always compiles but never evaluates cond (so check correct syntax). 15 #define BOOST_CONTRACT_DETAIL_NOEVAL(cond) \ 16 (true || (cond) ? BOOST_CONTRACT_DETAIL_NOOP : BOOST_CONTRACT_DETAIL_NOOP) 17 18 #endif // #include guard 19 20