63e88f80
 Hu Chunming
提交三方库
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#ifndef BOOST_CONTRACT_DETAIL_NOOP_HPP_
#define BOOST_CONTRACT_DETAIL_NOOP_HPP_
// Copyright (C) 2008-2018 Lorenzo Caminiti
// Distributed under the Boost Software License, Version 1.0 (see accompanying
// file LICENSE_1_0.txt or a copy at http://www.boost.org/LICENSE_1_0.txt).
// See: http://www.boost.org/doc/libs/release/libs/contract/doc/html/index.html
// Following must be expressions, not statements (as used with if.., etc.).
#define BOOST_CONTRACT_DETAIL_NOOP ((void)0)
// Following always compiles but never evaluates cond (so check correct syntax).
#define BOOST_CONTRACT_DETAIL_NOEVAL(cond) \
(true || (cond) ? BOOST_CONTRACT_DETAIL_NOOP : BOOST_CONTRACT_DETAIL_NOOP)
#endif // #include guard
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