mirror of http://192.168.1.51:8099/lmh188/twain3.0
72 lines
1.4 KiB
C++
72 lines
1.4 KiB
C++
#ifndef BOOST_METAPARSE_CONFIG_HPP
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#define BOOST_METAPARSE_CONFIG_HPP
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// Copyright Abel Sinkovics (abel@sinkovics.hu) 2013.
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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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#include <boost/config.hpp>
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/*
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* Compiler workarounds
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*/
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// BOOST_NO_CXX11_CONSTEXPR is not defined in gcc 4.6
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#if \
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defined BOOST_NO_CXX11_CONSTEXPR || defined BOOST_NO_CONSTEXPR || ( \
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!defined __clang__ && defined __GNUC__ \
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&& (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 7)) \
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)
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# define BOOST_NO_CONSTEXPR_C_STR
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#endif
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/*
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* C++ standard to use
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*/
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// Allow overriding this
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#ifndef BOOST_METAPARSE_STD
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// special-case MSCV >= 1900 as its constexpr support is good enough for
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// Metaparse
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# if \
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!defined BOOST_NO_CXX11_VARIADIC_TEMPLATES \
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&& !defined BOOST_NO_VARIADIC_TEMPLATES \
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&& ( \
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(!defined BOOST_NO_CONSTEXPR && !defined BOOST_NO_CXX11_CONSTEXPR) \
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|| (defined _MSC_VER && _MSC_VER >= 1900) \
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) \
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&& (!defined BOOST_GCC || BOOST_GCC >= 40700)
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# if !defined BOOST_NO_CXX14_CONSTEXPR
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# define BOOST_METAPARSE_STD 2014
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# else
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# define BOOST_METAPARSE_STD 2011
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# endif
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# else
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# define BOOST_METAPARSE_STD 1998
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# endif
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#endif
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/*
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* Metaparse config
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*/
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#if BOOST_METAPARSE_STD >= 2011
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# define BOOST_METAPARSE_VARIADIC_STRING
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#endif
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#endif
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