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include/boost/container/detail/workaround.hpp
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245
include/boost/container/detail/workaround.hpp
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//////////////////////////////////////////////////////////////////////////////
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//
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// (C) Copyright Ion Gaztanaga 2005-2013. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/libs/container for documentation.
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//
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//////////////////////////////////////////////////////////////////////////////
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#ifndef BOOST_CONTAINER_DETAIL_WORKAROUND_HPP
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#define BOOST_CONTAINER_DETAIL_WORKAROUND_HPP
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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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#if defined(BOOST_HAS_PRAGMA_ONCE)
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# pragma once
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#endif
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#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)\
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&& !defined(BOOST_INTERPROCESS_DISABLE_VARIADIC_TMPL)
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#define BOOST_CONTAINER_PERFECT_FORWARDING
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#endif
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#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) && defined(__GXX_EXPERIMENTAL_CXX0X__)\
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&& (__GNUC__*10000 + __GNUC_MINOR__*100 + __GNUC_PATCHLEVEL__ < 40700)
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#define BOOST_CONTAINER_UNIMPLEMENTED_PACK_EXPANSION_TO_FIXED_LIST
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#endif
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#if defined(BOOST_GCC_VERSION)
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# if (BOOST_GCC_VERSION < 40700) || !defined(BOOST_GCC_CXX11)
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# define BOOST_CONTAINER_NO_CXX11_DELEGATING_CONSTRUCTORS
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# endif
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#elif defined(BOOST_MSVC)
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# if _MSC_FULL_VER < 180020827
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# define BOOST_CONTAINER_NO_CXX11_DELEGATING_CONSTRUCTORS
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# endif
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#elif defined(BOOST_CLANG)
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# if !__has_feature(cxx_delegating_constructors)
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# define BOOST_CONTAINER_NO_CXX11_DELEGATING_CONSTRUCTORS
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# endif
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#endif
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#if defined(BOOST_MSVC) && (_MSC_VER < 1400)
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#define BOOST_CONTAINER_TEMPLATED_CONVERSION_OPERATOR_BROKEN
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#endif
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#if !defined(BOOST_NO_CXX11_HDR_TUPLE) || (defined(BOOST_MSVC) && (BOOST_MSVC == 1700 || BOOST_MSVC == 1600))
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#define BOOST_CONTAINER_PAIR_TEST_HAS_HEADER_TUPLE
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#endif
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//Macros for documentation purposes. For code, expands to the argument
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#define BOOST_CONTAINER_IMPDEF(TYPE) TYPE
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#define BOOST_CONTAINER_SEEDOC(TYPE) TYPE
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//Macros for memset optimization. In most platforms
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//memsetting pointers and floatings is safe and faster.
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//
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//If your platform does not offer these guarantees
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//define these to value zero.
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#ifndef BOOST_CONTAINER_MEMZEROED_FLOATING_POINT_IS_NOT_ZERO
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#define BOOST_CONTAINER_MEMZEROED_FLOATING_POINT_IS_ZERO 1
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#endif
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#ifndef BOOST_CONTAINER_MEMZEROED_POINTER_IS_NOT_NULL
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#define BOOST_CONTAINER_MEMZEROED_POINTER_IS_NULL
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#endif
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#define BOOST_CONTAINER_DOC1ST(TYPE1, TYPE2) TYPE2
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#define BOOST_CONTAINER_I ,
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#define BOOST_CONTAINER_DOCIGN(T) T
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#define BOOST_CONTAINER_DOCONLY(T)
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/*
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we need to import/export our code only if the user has specifically
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asked for it by defining either BOOST_ALL_DYN_LINK if they want all boost
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libraries to be dynamically linked, or BOOST_CONTAINER_DYN_LINK
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if they want just this one to be dynamically liked:
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*/
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#if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_CONTAINER_DYN_LINK)
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/* export if this is our own source, otherwise import: */
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#ifdef BOOST_CONTAINER_SOURCE
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# define BOOST_CONTAINER_DECL BOOST_SYMBOL_EXPORT
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#else
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# define BOOST_CONTAINER_DECL BOOST_SYMBOL_IMPORT
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#endif /* BOOST_CONTAINER_SOURCE */
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#else
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#define BOOST_CONTAINER_DECL
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#endif /* DYN_LINK */
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//#define BOOST_CONTAINER_DISABLE_FORCEINLINE
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#if defined(BOOST_CONTAINER_DISABLE_FORCEINLINE)
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#define BOOST_CONTAINER_FORCEINLINE inline
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#elif defined(BOOST_CONTAINER_FORCEINLINE_IS_BOOST_FORCELINE)
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#define BOOST_CONTAINER_FORCEINLINE BOOST_FORCEINLINE
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#elif defined(BOOST_MSVC) && (_MSC_VER <= 1900 || defined(_DEBUG))
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//"__forceinline" and MSVC seems to have some bugs in old versions and in debug mode
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#define BOOST_CONTAINER_FORCEINLINE inline
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#elif defined(BOOST_CLANG) || (defined(BOOST_GCC) && ((__GNUC__ <= 5) || defined(__MINGW32__)))
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//Older GCCs and MinGw have problems with forceinline
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//Clang can have code bloat issues with forceinline, see
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//https://lists.boost.org/boost-users/2023/04/91445.php and
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//https://github.com/llvm/llvm-project/issues/62202
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#define BOOST_CONTAINER_FORCEINLINE inline
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#else
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#define BOOST_CONTAINER_FORCEINLINE BOOST_FORCEINLINE
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#endif
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//#define BOOST_CONTAINER_DISABLE_NOINLINE
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#if defined(BOOST_CONTAINER_DISABLE_NOINLINE)
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#define BOOST_CONTAINER_NOINLINE
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#else
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#define BOOST_CONTAINER_NOINLINE BOOST_NOINLINE
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#endif
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#if !defined(__has_feature)
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#define BOOST_CONTAINER_HAS_FEATURE(feature) 0
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#else
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#define BOOST_CONTAINER_HAS_FEATURE(feature) __has_feature(feature)
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#endif
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//Detect address sanitizer
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#if defined(__SANITIZE_ADDRESS__) || BOOST_CONTAINER_HAS_FEATURE(address_sanitizer)
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#define BOOST_CONTAINER_ASAN
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#endif
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#if (BOOST_CXX_VERSION < 201703L) || !defined(__cpp_deduction_guides)
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#define BOOST_CONTAINER_NO_CXX17_CTAD
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#endif
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#if defined(BOOST_CONTAINER_DISABLE_ATTRIBUTE_NODISCARD)
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#define BOOST_CONTAINER_ATTRIBUTE_NODISCARD
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#else
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#if defined(BOOST_GCC) && ((BOOST_GCC < 100000) || (__cplusplus < 201703L))
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//Avoid using it in C++ < 17 and GCC < 10 because it warns in SFINAE contexts
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//(see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89070)
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#define BOOST_CONTAINER_ATTRIBUTE_NODISCARD
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#else
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#define BOOST_CONTAINER_ATTRIBUTE_NODISCARD BOOST_ATTRIBUTE_NODISCARD
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#endif
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#endif
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//Configuration options:
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//Define this to use std exception types instead of boost::container's own exception types
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//#define BOOST_CONTAINER_USE_STD_EXCEPTIONS
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namespace boost {
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namespace container {
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template <typename T1>
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BOOST_FORCEINLINE BOOST_CXX14_CONSTEXPR void ignore(T1 const&)
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{}
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}} //namespace boost::container {
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#if !(defined BOOST_NO_EXCEPTIONS)
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# define BOOST_CONTAINER_TRY { try
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# define BOOST_CONTAINER_CATCH(x) catch(x)
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# define BOOST_CONTAINER_RETHROW throw;
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# define BOOST_CONTAINER_CATCH_END }
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#else
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# if !defined(BOOST_MSVC) || BOOST_MSVC >= 1900
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# define BOOST_CONTAINER_TRY { if (true)
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# define BOOST_CONTAINER_CATCH(x) else if (false)
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# else
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// warning C4127: conditional expression is constant
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# define BOOST_CONTAINER_TRY { \
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__pragma(warning(push)) \
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__pragma(warning(disable: 4127)) \
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if (true) \
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__pragma(warning(pop))
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# define BOOST_CONTAINER_CATCH(x) else \
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__pragma(warning(push)) \
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__pragma(warning(disable: 4127)) \
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if (false) \
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__pragma(warning(pop))
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# endif
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# define BOOST_CONTAINER_RETHROW
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# define BOOST_CONTAINER_CATCH_END }
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#endif
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#ifndef BOOST_NO_CXX11_STATIC_ASSERT
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# ifndef BOOST_NO_CXX11_VARIADIC_MACROS
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# define BOOST_CONTAINER_STATIC_ASSERT( ... ) static_assert(__VA_ARGS__, #__VA_ARGS__)
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# else
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# define BOOST_CONTAINER_STATIC_ASSERT( B ) static_assert(B, #B)
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# endif
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#else
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namespace boost {
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namespace container {
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namespace dtl {
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template<bool B>
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struct STATIC_ASSERTION_FAILURE;
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template<>
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struct STATIC_ASSERTION_FAILURE<true> {};
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template<unsigned> struct static_assert_test {};
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}
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}
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}
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#define BOOST_CONTAINER_STATIC_ASSERT(B) \
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typedef ::boost::container::dtl::static_assert_test<\
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(unsigned)sizeof(::boost::container::dtl::STATIC_ASSERTION_FAILURE<bool(B)>)>\
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BOOST_JOIN(boost_container_static_assert_typedef_, __LINE__) BOOST_ATTRIBUTE_UNUSED
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#endif
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#ifndef BOOST_NO_CXX11_STATIC_ASSERT
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# ifndef BOOST_NO_CXX11_VARIADIC_MACROS
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# define BOOST_CONTAINER_STATIC_ASSERT_MSG( ... ) static_assert(__VA_ARGS__)
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# else
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# define BOOST_CONTAINER_STATIC_ASSERT_MSG( B, Msg ) static_assert( B, Msg )
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# endif
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#else
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# define BOOST_CONTAINER_STATIC_ASSERT_MSG( B, Msg ) BOOST_CONTAINER_STATIC_ASSERT( B )
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#endif
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#if !defined(BOOST_NO_CXX17_INLINE_VARIABLES)
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# define BOOST_CONTAINER_CONSTANT_VAR BOOST_INLINE_CONSTEXPR
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#else
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# define BOOST_CONTAINER_CONSTANT_VAR static BOOST_CONSTEXPR_OR_CONST
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#endif
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#if defined(__GNUC__) && ((__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) >= 40600)
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#define BOOST_CONTAINER_GCC_COMPATIBLE_HAS_DIAGNOSTIC_IGNORED
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#elif defined(__clang__)
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#define BOOST_CONTAINER_GCC_COMPATIBLE_HAS_DIAGNOSTIC_IGNORED
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#endif
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#endif //#ifndef BOOST_CONTAINER_DETAIL_WORKAROUND_HPP
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