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// (C) Copyright Steve Cleary, Beman Dawes, Howard Hinnant & John Maddock 2000.
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// Use, modification and distribution are subject to the Boost Software License,
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// Version 1.0. (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/type_traits for most recent version including documentation.
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#ifndef BOOST_TT_CONFIG_HPP_INCLUDED
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#define BOOST_TT_CONFIG_HPP_INCLUDED
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#ifndef BOOST_CONFIG_HPP
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#include <boost/config.hpp>
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#endif
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#include <boost/version.hpp>
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#include <boost/config/workaround.hpp>
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//
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// whenever we have a conversion function with ellipses
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// it needs to be declared __cdecl to suppress compiler
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// warnings from MS and Borland compilers (this *must*
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// appear before we include is_same.hpp below):
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#if defined(BOOST_MSVC) || (defined(BOOST_BORLANDC) && !defined(BOOST_DISABLE_WIN32))
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# define BOOST_TT_DECL __cdecl
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#else
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# define BOOST_TT_DECL /**/
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#endif
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# if (BOOST_WORKAROUND(__MWERKS__, < 0x3000) \
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|| BOOST_WORKAROUND(__IBMCPP__, < 600 ) \
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|| BOOST_WORKAROUND(BOOST_BORLANDC, < 0x5A0) \
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|| defined(__ghs) \
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|| BOOST_WORKAROUND(__HP_aCC, < 60700) \
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|| BOOST_WORKAROUND(MPW_CPLUS, BOOST_TESTED_AT(0x890)) \
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|| BOOST_WORKAROUND(__SUNPRO_CC, BOOST_TESTED_AT(0x580))) \
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&& defined(BOOST_NO_IS_ABSTRACT)
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# define BOOST_TT_NO_CONFORMING_IS_CLASS_IMPLEMENTATION 1
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#endif
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#ifndef BOOST_TT_NO_CONFORMING_IS_CLASS_IMPLEMENTATION
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# define BOOST_TT_HAS_CONFORMING_IS_CLASS_IMPLEMENTATION 1
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#endif
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//
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// define BOOST_TT_TEST_MS_FUNC_SIGS
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// when we want to test __stdcall etc function types with is_function etc
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// (Note, does not work with Borland, even though it does support __stdcall etc):
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//
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#if defined(_MSC_EXTENSIONS) && !defined(BOOST_BORLANDC)
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# define BOOST_TT_TEST_MS_FUNC_SIGS
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#endif
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//
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// define BOOST_TT_NO_CV_FUNC_TEST
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// if tests for cv-qualified member functions don't
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// work in is_member_function_pointer
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//
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#if BOOST_WORKAROUND(__MWERKS__, < 0x3000) || BOOST_WORKAROUND(__IBMCPP__, <= 600)
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# define BOOST_TT_NO_CV_FUNC_TEST
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#endif
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//
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// Macros that have been deprecated, defined here for backwards compatibility:
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//
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#define BOOST_BROKEN_COMPILER_TYPE_TRAITS_SPECIALIZATION(x)
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#define BOOST_TT_BROKEN_COMPILER_SPEC(x)
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//
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// Can we implement "accurate" binary operator detection:
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//
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#if !defined(BOOST_NO_SFINAE_EXPR) && !defined(BOOST_NO_CXX11_DECLTYPE) && !BOOST_WORKAROUND(BOOST_MSVC, < 1900) && !BOOST_WORKAROUND(BOOST_GCC, < 40900)
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# define BOOST_TT_HAS_ACCURATE_BINARY_OPERATOR_DETECTION
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#endif
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#if defined(__clang__) && (__clang_major__ == 3) && (__clang_minor__ < 2) && defined(BOOST_TT_HAS_ACCURATE_BINARY_OPERATOR_DETECTION)
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#undef BOOST_TT_HAS_ACCURATE_BINARY_OPERATOR_DETECTION
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#endif
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//
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// Can we implement accurate is_function/is_member_function_pointer (post C++03)?
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//
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#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) && !BOOST_WORKAROUND(BOOST_GCC, < 40805)\
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&& !BOOST_WORKAROUND(BOOST_MSVC, < 1900) && !BOOST_WORKAROUND(__clang_major__, <= 4)
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# define BOOST_TT_HAS_ASCCURATE_IS_FUNCTION
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#endif
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#if defined(_MSVC_LANG) && (_MSVC_LANG >= 201703)
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# define BOOST_TT_NO_DEDUCED_NOEXCEPT_PARAM
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#endif
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#if defined(__APPLE_CC__) && defined(__clang_major__) && (__clang_major__ == 9) && (__clang_minor__ == 0)
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# define BOOST_TT_NO_DEDUCED_NOEXCEPT_PARAM
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# define BOOST_TT_NO_NOEXCEPT_SEPARATE_TYPE
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#endif
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//
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// If we have the SD6 macros (check for C++11's __cpp_rvalue_references), and we don't have __cpp_noexcept_function_type
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// set, then don't treat noexcept functions as seperate types. This is a fix for msvc with the /Zc:noexceptTypes- flag set.
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//
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#if defined(__cpp_rvalue_references) && !defined(__cpp_noexcept_function_type) && !defined(BOOST_TT_NO_NOEXCEPT_SEPARATE_TYPE)
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# define BOOST_TT_NO_NOEXCEPT_SEPARATE_TYPE
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#endif
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//
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// Check MSVC specific macro on older msvc compilers that don't support the SD6 macros, we don't rely on this
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// if the SD6 macros *are* available as it appears to be undocumented.
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//
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#if defined(BOOST_MSVC) && !defined(__cpp_rvalue_references) && !defined(BOOST_TT_NO_NOEXCEPT_SEPARATE_TYPE) && !defined(_NOEXCEPT_TYPES_SUPPORTED)
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# define BOOST_TT_NO_NOEXCEPT_SEPARATE_TYPE
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#endif
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#endif // BOOST_TT_CONFIG_HPP_INCLUDED
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