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33 lines
876 B
C++
33 lines
876 B
C++
2 years ago
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/* Copyright 2003-2020 Joaquin M Lopez Munoz.
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* Distributed under the Boost Software License, Version 1.0.
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* (See accompanying file LICENSE_1_0.txt or copy at
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* http://www.boost.org/LICENSE_1_0.txt)
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*
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* See http://www.boost.org/libs/multi_index for library home page.
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*/
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#include <boost/config.hpp>
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#if !defined(BOOST_MULTI_INDEX_DETAIL_UNDEF_IF_CONSTEXPR_MACRO)
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#if !defined(BOOST_NO_CXX17_IF_CONSTEXPR)
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#define BOOST_MULTI_INDEX_IF_CONSTEXPR if constexpr
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#else
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#define BOOST_MULTI_INDEX_IF_CONSTEXPR if
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#if defined(BOOST_MSVC)
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#define BOOST_MULTI_INDEX_DETAIL_C4127_DISABLED
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#pragma warning(push)
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#pragma warning(disable:4127) /* conditional expression is constant */
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#endif
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#endif
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#else
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#undef BOOST_MULTI_INDEX_IF_CONSTEXPR
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#if defined(BOOST_MULTI_INDEX_DETAIL_C4127_DISABLED)
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#pragma warning(pop)
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#undef BOOST_MULTI_INDEX_DETAIL_C4127_DISABLED
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#endif
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#endif
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