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1090 lines
38 KiB
1090 lines
38 KiB
// Boost config.hpp configuration header file ------------------------------// |
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// boostinspect:ndprecated_macros -- tell the inspect tool to ignore this file |
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// Copyright (c) 2001-2003 John Maddock |
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// Copyright (c) 2001 Darin Adler |
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// Copyright (c) 2001 Peter Dimov |
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// Copyright (c) 2002 Bill Kempf |
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// Copyright (c) 2002 Jens Maurer |
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// Copyright (c) 2002-2003 David Abrahams |
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// Copyright (c) 2003 Gennaro Prota |
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// Copyright (c) 2003 Eric Friedman |
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// Copyright (c) 2010 Eric Jourdanneau, Joel Falcou |
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// Distributed under the Boost Software License, Version 1.0. (See |
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// 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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// See http://www.boost.org/ for most recent version. |
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// Boost config.hpp policy and rationale documentation has been moved to |
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// http://www.boost.org/libs/config/ |
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// |
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// This file is intended to be stable, and relatively unchanging. |
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// It should contain boilerplate code only - no compiler specific |
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// code unless it is unavoidable - no changes unless unavoidable. |
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#ifndef BOOST_CONFIG_SUFFIX_HPP |
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#define BOOST_CONFIG_SUFFIX_HPP |
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#if defined(__GNUC__) && (__GNUC__ >= 4) |
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// |
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// Some GCC-4.x versions issue warnings even when __extension__ is used, |
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// so use this as a workaround: |
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// |
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#pragma GCC system_header |
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#endif |
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// |
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// ensure that visibility macros are always defined, thus symplifying use |
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// |
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#ifndef BOOST_SYMBOL_EXPORT |
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# define BOOST_SYMBOL_EXPORT |
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#endif |
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#ifndef BOOST_SYMBOL_IMPORT |
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# define BOOST_SYMBOL_IMPORT |
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#endif |
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#ifndef BOOST_SYMBOL_VISIBLE |
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# define BOOST_SYMBOL_VISIBLE |
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#endif |
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// |
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// look for long long by looking for the appropriate macros in <limits.h>. |
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// Note that we use limits.h rather than climits for maximal portability, |
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// remember that since these just declare a bunch of macros, there should be |
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// no namespace issues from this. |
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// |
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#if !defined(BOOST_HAS_LONG_LONG) && !defined(BOOST_NO_LONG_LONG) \ |
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&& !defined(BOOST_MSVC) && !defined(__BORLANDC__) |
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# include <limits.h> |
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# if (defined(ULLONG_MAX) || defined(ULONG_LONG_MAX) || defined(ULONGLONG_MAX)) |
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# define BOOST_HAS_LONG_LONG |
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# else |
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# define BOOST_NO_LONG_LONG |
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# endif |
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#endif |
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// GCC 3.x will clean up all of those nasty macro definitions that |
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// BOOST_NO_CTYPE_FUNCTIONS is intended to help work around, so undefine |
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// it under GCC 3.x. |
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#if defined(__GNUC__) && (__GNUC__ >= 3) && defined(BOOST_NO_CTYPE_FUNCTIONS) |
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# undef BOOST_NO_CTYPE_FUNCTIONS |
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#endif |
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// |
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// Assume any extensions are in namespace std:: unless stated otherwise: |
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// |
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# ifndef BOOST_STD_EXTENSION_NAMESPACE |
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# define BOOST_STD_EXTENSION_NAMESPACE std |
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# endif |
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// |
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// If cv-qualified specializations are not allowed, then neither are cv-void ones: |
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// |
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# if defined(BOOST_NO_CV_SPECIALIZATIONS) \ |
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&& !defined(BOOST_NO_CV_VOID_SPECIALIZATIONS) |
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# define BOOST_NO_CV_VOID_SPECIALIZATIONS |
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# endif |
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// |
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// If there is no numeric_limits template, then it can't have any compile time |
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// constants either! |
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// |
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# if defined(BOOST_NO_LIMITS) \ |
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&& !defined(BOOST_NO_LIMITS_COMPILE_TIME_CONSTANTS) |
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# define BOOST_NO_LIMITS_COMPILE_TIME_CONSTANTS |
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# define BOOST_NO_MS_INT64_NUMERIC_LIMITS |
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# define BOOST_NO_LONG_LONG_NUMERIC_LIMITS |
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# endif |
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// |
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// if there is no long long then there is no specialisation |
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// for numeric_limits<long long> either: |
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// |
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#if !defined(BOOST_HAS_LONG_LONG) && !defined(BOOST_NO_LONG_LONG_NUMERIC_LIMITS) |
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# define BOOST_NO_LONG_LONG_NUMERIC_LIMITS |
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#endif |
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// |
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// if there is no __int64 then there is no specialisation |
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// for numeric_limits<__int64> either: |
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// |
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#if !defined(BOOST_HAS_MS_INT64) && !defined(BOOST_NO_MS_INT64_NUMERIC_LIMITS) |
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# define BOOST_NO_MS_INT64_NUMERIC_LIMITS |
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#endif |
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// |
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// if member templates are supported then so is the |
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// VC6 subset of member templates: |
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// |
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# if !defined(BOOST_NO_MEMBER_TEMPLATES) \ |
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&& !defined(BOOST_MSVC6_MEMBER_TEMPLATES) |
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# define BOOST_MSVC6_MEMBER_TEMPLATES |
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# endif |
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// |
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// Without partial specialization, can't test for partial specialisation bugs: |
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// |
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# if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) \ |
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&& !defined(BOOST_BCB_PARTIAL_SPECIALIZATION_BUG) |
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# define BOOST_BCB_PARTIAL_SPECIALIZATION_BUG |
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# endif |
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// |
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// Without partial specialization, we can't have array-type partial specialisations: |
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// |
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# if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) \ |
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&& !defined(BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS) |
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# define BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS |
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# endif |
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// |
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// Without partial specialization, std::iterator_traits can't work: |
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// |
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# if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) \ |
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&& !defined(BOOST_NO_STD_ITERATOR_TRAITS) |
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# define BOOST_NO_STD_ITERATOR_TRAITS |
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# endif |
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// |
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// Without partial specialization, partial |
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// specialization with default args won't work either: |
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// |
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# if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) \ |
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&& !defined(BOOST_NO_PARTIAL_SPECIALIZATION_IMPLICIT_DEFAULT_ARGS) |
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# define BOOST_NO_PARTIAL_SPECIALIZATION_IMPLICIT_DEFAULT_ARGS |
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# endif |
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// |
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// Without member template support, we can't have template constructors |
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// in the standard library either: |
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// |
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# if defined(BOOST_NO_MEMBER_TEMPLATES) \ |
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&& !defined(BOOST_MSVC6_MEMBER_TEMPLATES) \ |
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&& !defined(BOOST_NO_TEMPLATED_ITERATOR_CONSTRUCTORS) |
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# define BOOST_NO_TEMPLATED_ITERATOR_CONSTRUCTORS |
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# endif |
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// |
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// Without member template support, we can't have a conforming |
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// std::allocator template either: |
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// |
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# if defined(BOOST_NO_MEMBER_TEMPLATES) \ |
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&& !defined(BOOST_MSVC6_MEMBER_TEMPLATES) \ |
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&& !defined(BOOST_NO_STD_ALLOCATOR) |
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# define BOOST_NO_STD_ALLOCATOR |
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# endif |
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// |
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// without ADL support then using declarations will break ADL as well: |
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// |
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#if defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP) && !defined(BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL) |
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# define BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL |
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#endif |
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// |
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// Without typeid support we have no dynamic RTTI either: |
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// |
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#if defined(BOOST_NO_TYPEID) && !defined(BOOST_NO_RTTI) |
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# define BOOST_NO_RTTI |
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#endif |
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// |
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// If we have a standard allocator, then we have a partial one as well: |
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// |
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#if !defined(BOOST_NO_STD_ALLOCATOR) |
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# define BOOST_HAS_PARTIAL_STD_ALLOCATOR |
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#endif |
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// |
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// We can't have a working std::use_facet if there is no std::locale: |
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// |
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# if defined(BOOST_NO_STD_LOCALE) && !defined(BOOST_NO_STD_USE_FACET) |
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# define BOOST_NO_STD_USE_FACET |
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# endif |
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// |
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// We can't have a std::messages facet if there is no std::locale: |
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// |
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# if defined(BOOST_NO_STD_LOCALE) && !defined(BOOST_NO_STD_MESSAGES) |
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# define BOOST_NO_STD_MESSAGES |
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# endif |
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// |
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// We can't have a working std::wstreambuf if there is no std::locale: |
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// |
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# if defined(BOOST_NO_STD_LOCALE) && !defined(BOOST_NO_STD_WSTREAMBUF) |
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# define BOOST_NO_STD_WSTREAMBUF |
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# endif |
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// |
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// We can't have a <cwctype> if there is no <cwchar>: |
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// |
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# if defined(BOOST_NO_CWCHAR) && !defined(BOOST_NO_CWCTYPE) |
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# define BOOST_NO_CWCTYPE |
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# endif |
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// |
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// We can't have a swprintf if there is no <cwchar>: |
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// |
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# if defined(BOOST_NO_CWCHAR) && !defined(BOOST_NO_SWPRINTF) |
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# define BOOST_NO_SWPRINTF |
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# endif |
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// |
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// If Win32 support is turned off, then we must turn off |
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// threading support also, unless there is some other |
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// thread API enabled: |
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// |
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#if defined(BOOST_DISABLE_WIN32) && defined(_WIN32) \ |
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&& !defined(BOOST_DISABLE_THREADS) && !defined(BOOST_HAS_PTHREADS) |
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# define BOOST_DISABLE_THREADS |
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#endif |
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// |
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// Turn on threading support if the compiler thinks that it's in |
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// multithreaded mode. We put this here because there are only a |
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// limited number of macros that identify this (if there's any missing |
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// from here then add to the appropriate compiler section): |
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// |
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#if (defined(__MT__) || defined(_MT) || defined(_REENTRANT) \ |
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|| defined(_PTHREADS) || defined(__APPLE__) || defined(__DragonFly__)) \ |
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&& !defined(BOOST_HAS_THREADS) |
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# define BOOST_HAS_THREADS |
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#endif |
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// |
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// Turn threading support off if BOOST_DISABLE_THREADS is defined: |
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// |
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#if defined(BOOST_DISABLE_THREADS) && defined(BOOST_HAS_THREADS) |
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# undef BOOST_HAS_THREADS |
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#endif |
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// |
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// Turn threading support off if we don't recognise the threading API: |
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// |
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#if defined(BOOST_HAS_THREADS) && !defined(BOOST_HAS_PTHREADS)\ |
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&& !defined(BOOST_HAS_WINTHREADS) && !defined(BOOST_HAS_BETHREADS)\ |
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&& !defined(BOOST_HAS_MPTASKS) |
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# undef BOOST_HAS_THREADS |
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#endif |
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// |
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// Turn threading detail macros off if we don't (want to) use threading |
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// |
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#ifndef BOOST_HAS_THREADS |
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# undef BOOST_HAS_PTHREADS |
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# undef BOOST_HAS_PTHREAD_MUTEXATTR_SETTYPE |
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# undef BOOST_HAS_PTHREAD_YIELD |
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# undef BOOST_HAS_PTHREAD_DELAY_NP |
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# undef BOOST_HAS_WINTHREADS |
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# undef BOOST_HAS_BETHREADS |
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# undef BOOST_HAS_MPTASKS |
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#endif |
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// |
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// If the compiler claims to be C99 conformant, then it had better |
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// have a <stdint.h>: |
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// |
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# if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901) |
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# define BOOST_HAS_STDINT_H |
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# ifndef BOOST_HAS_LOG1P |
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# define BOOST_HAS_LOG1P |
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# endif |
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# ifndef BOOST_HAS_EXPM1 |
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# define BOOST_HAS_EXPM1 |
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# endif |
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# endif |
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// |
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// Define BOOST_NO_SLIST and BOOST_NO_HASH if required. |
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// Note that this is for backwards compatibility only. |
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// |
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# if !defined(BOOST_HAS_SLIST) && !defined(BOOST_NO_SLIST) |
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# define BOOST_NO_SLIST |
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# endif |
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# if !defined(BOOST_HAS_HASH) && !defined(BOOST_NO_HASH) |
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# define BOOST_NO_HASH |
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# endif |
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// |
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// Set BOOST_SLIST_HEADER if not set already: |
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// |
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#if defined(BOOST_HAS_SLIST) && !defined(BOOST_SLIST_HEADER) |
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# define BOOST_SLIST_HEADER <slist> |
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#endif |
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// |
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// Set BOOST_HASH_SET_HEADER if not set already: |
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// |
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#if defined(BOOST_HAS_HASH) && !defined(BOOST_HASH_SET_HEADER) |
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# define BOOST_HASH_SET_HEADER <hash_set> |
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#endif |
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// |
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// Set BOOST_HASH_MAP_HEADER if not set already: |
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// |
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#if defined(BOOST_HAS_HASH) && !defined(BOOST_HASH_MAP_HEADER) |
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# define BOOST_HASH_MAP_HEADER <hash_map> |
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#endif |
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// BOOST_HAS_ABI_HEADERS |
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// This macro gets set if we have headers that fix the ABI, |
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// and prevent ODR violations when linking to external libraries: |
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#if defined(BOOST_ABI_PREFIX) && defined(BOOST_ABI_SUFFIX) && !defined(BOOST_HAS_ABI_HEADERS) |
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# define BOOST_HAS_ABI_HEADERS |
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#endif |
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#if defined(BOOST_HAS_ABI_HEADERS) && defined(BOOST_DISABLE_ABI_HEADERS) |
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# undef BOOST_HAS_ABI_HEADERS |
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#endif |
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// BOOST_NO_STDC_NAMESPACE workaround --------------------------------------// |
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// Because std::size_t usage is so common, even in boost headers which do not |
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// otherwise use the C library, the <cstddef> workaround is included here so |
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// that ugly workaround code need not appear in many other boost headers. |
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// NOTE WELL: This is a workaround for non-conforming compilers; <cstddef> |
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// must still be #included in the usual places so that <cstddef> inclusion |
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// works as expected with standard conforming compilers. The resulting |
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// double inclusion of <cstddef> is harmless. |
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# if defined(BOOST_NO_STDC_NAMESPACE) && defined(__cplusplus) |
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# include <cstddef> |
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namespace std { using ::ptrdiff_t; using ::size_t; } |
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# endif |
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// Workaround for the unfortunate min/max macros defined by some platform headers |
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#define BOOST_PREVENT_MACRO_SUBSTITUTION |
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#ifndef BOOST_USING_STD_MIN |
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# define BOOST_USING_STD_MIN() using std::min |
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#endif |
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#ifndef BOOST_USING_STD_MAX |
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# define BOOST_USING_STD_MAX() using std::max |
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#endif |
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// BOOST_NO_STD_MIN_MAX workaround -----------------------------------------// |
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# if defined(BOOST_NO_STD_MIN_MAX) && defined(__cplusplus) |
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namespace std { |
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template <class _Tp> |
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inline const _Tp& min BOOST_PREVENT_MACRO_SUBSTITUTION (const _Tp& __a, const _Tp& __b) { |
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return __b < __a ? __b : __a; |
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} |
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template <class _Tp> |
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inline const _Tp& max BOOST_PREVENT_MACRO_SUBSTITUTION (const _Tp& __a, const _Tp& __b) { |
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return __a < __b ? __b : __a; |
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} |
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} |
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# endif |
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// BOOST_STATIC_CONSTANT workaround --------------------------------------- // |
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// On compilers which don't allow in-class initialization of static integral |
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// constant members, we must use enums as a workaround if we want the constants |
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// to be available at compile-time. This macro gives us a convenient way to |
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// declare such constants. |
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# ifdef BOOST_NO_INCLASS_MEMBER_INITIALIZATION |
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# define BOOST_STATIC_CONSTANT(type, assignment) enum { assignment } |
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# else |
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# define BOOST_STATIC_CONSTANT(type, assignment) static const type assignment |
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# endif |
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// BOOST_USE_FACET / HAS_FACET workaround ----------------------------------// |
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// When the standard library does not have a conforming std::use_facet there |
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// are various workarounds available, but they differ from library to library. |
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// The same problem occurs with has_facet. |
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// These macros provide a consistent way to access a locale's facets. |
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// Usage: |
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// replace |
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// std::use_facet<Type>(loc); |
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// with |
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// BOOST_USE_FACET(Type, loc); |
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// Note do not add a std:: prefix to the front of BOOST_USE_FACET! |
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// Use for BOOST_HAS_FACET is analogous. |
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#if defined(BOOST_NO_STD_USE_FACET) |
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# ifdef BOOST_HAS_TWO_ARG_USE_FACET |
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# define BOOST_USE_FACET(Type, loc) std::use_facet(loc, static_cast<Type*>(0)) |
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# define BOOST_HAS_FACET(Type, loc) std::has_facet(loc, static_cast<Type*>(0)) |
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# elif defined(BOOST_HAS_MACRO_USE_FACET) |
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# define BOOST_USE_FACET(Type, loc) std::_USE(loc, Type) |
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# define BOOST_HAS_FACET(Type, loc) std::_HAS(loc, Type) |
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# elif defined(BOOST_HAS_STLP_USE_FACET) |
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# define BOOST_USE_FACET(Type, loc) (*std::_Use_facet<Type >(loc)) |
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# define BOOST_HAS_FACET(Type, loc) std::has_facet< Type >(loc) |
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# endif |
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#else |
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# define BOOST_USE_FACET(Type, loc) std::use_facet< Type >(loc) |
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# define BOOST_HAS_FACET(Type, loc) std::has_facet< Type >(loc) |
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#endif |
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// BOOST_NESTED_TEMPLATE workaround ------------------------------------------// |
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// Member templates are supported by some compilers even though they can't use |
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// the A::template member<U> syntax, as a workaround replace: |
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// |
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// typedef typename A::template rebind<U> binder; |
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// |
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// with: |
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// |
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// typedef typename A::BOOST_NESTED_TEMPLATE rebind<U> binder; |
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#ifndef BOOST_NO_MEMBER_TEMPLATE_KEYWORD |
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# define BOOST_NESTED_TEMPLATE template |
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#else |
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# define BOOST_NESTED_TEMPLATE |
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#endif |
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// BOOST_UNREACHABLE_RETURN(x) workaround -------------------------------------// |
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// Normally evaluates to nothing, unless BOOST_NO_UNREACHABLE_RETURN_DETECTION |
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// is defined, in which case it evaluates to return x; Use when you have a return |
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// statement that can never be reached. |
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#ifndef BOOST_UNREACHABLE_RETURN |
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# ifdef BOOST_NO_UNREACHABLE_RETURN_DETECTION |
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# define BOOST_UNREACHABLE_RETURN(x) return x; |
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# else |
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# define BOOST_UNREACHABLE_RETURN(x) |
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# endif |
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#endif |
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// BOOST_DEDUCED_TYPENAME workaround ------------------------------------------// |
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// |
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// Some compilers don't support the use of `typename' for dependent |
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// types in deduced contexts, e.g. |
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// |
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// template <class T> void f(T, typename T::type); |
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// ^^^^^^^^ |
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// Replace these declarations with: |
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// |
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// template <class T> void f(T, BOOST_DEDUCED_TYPENAME T::type); |
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#ifndef BOOST_NO_DEDUCED_TYPENAME |
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# define BOOST_DEDUCED_TYPENAME typename |
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#else |
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# define BOOST_DEDUCED_TYPENAME |
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#endif |
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#ifndef BOOST_NO_TYPENAME_WITH_CTOR |
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# define BOOST_CTOR_TYPENAME typename |
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#else |
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# define BOOST_CTOR_TYPENAME |
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#endif |
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// long long workaround ------------------------------------------// |
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// On gcc (and maybe other compilers?) long long is alway supported |
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// but it's use may generate either warnings (with -ansi), or errors |
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// (with -pedantic -ansi) unless it's use is prefixed by __extension__ |
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// |
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#if defined(BOOST_HAS_LONG_LONG) && defined(__cplusplus) |
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namespace boost{ |
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# ifdef __GNUC__ |
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__extension__ typedef long long long_long_type; |
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__extension__ typedef unsigned long long ulong_long_type; |
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# else |
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typedef long long long_long_type; |
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typedef unsigned long long ulong_long_type; |
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# endif |
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} |
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#endif |
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// same again for __int128: |
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#if defined(BOOST_HAS_INT128) && defined(__cplusplus) |
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namespace boost{ |
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# ifdef __GNUC__ |
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__extension__ typedef __int128 int128_type; |
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__extension__ typedef unsigned __int128 uint128_type; |
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# else |
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typedef __int128 int128_type; |
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typedef unsigned __int128 uint128_type; |
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# endif |
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} |
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#endif |
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// same again for __float128: |
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#if defined(BOOST_HAS_FLOAT128) && defined(__cplusplus) |
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namespace boost { |
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# ifdef __GNUC__ |
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__extension__ typedef __float128 float128_type; |
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# else |
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typedef __float128 float128_type; |
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# endif |
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} |
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#endif |
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// BOOST_[APPEND_]EXPLICIT_TEMPLATE_[NON_]TYPE macros --------------------------// |
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// These macros are obsolete. Port away and remove. |
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# define BOOST_EXPLICIT_TEMPLATE_TYPE(t) |
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# define BOOST_EXPLICIT_TEMPLATE_TYPE_SPEC(t) |
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# define BOOST_EXPLICIT_TEMPLATE_NON_TYPE(t, v) |
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# define BOOST_EXPLICIT_TEMPLATE_NON_TYPE_SPEC(t, v) |
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# define BOOST_APPEND_EXPLICIT_TEMPLATE_TYPE(t) |
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# define BOOST_APPEND_EXPLICIT_TEMPLATE_TYPE_SPEC(t) |
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# define BOOST_APPEND_EXPLICIT_TEMPLATE_NON_TYPE(t, v) |
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# define BOOST_APPEND_EXPLICIT_TEMPLATE_NON_TYPE_SPEC(t, v) |
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// When BOOST_NO_STD_TYPEINFO is defined, we can just import |
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// the global definition into std namespace: |
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#if defined(BOOST_NO_STD_TYPEINFO) && defined(__cplusplus) |
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#include <typeinfo> |
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namespace std{ using ::type_info; } |
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#endif |
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// ---------------------------------------------------------------------------// |
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// Helper macro BOOST_STRINGIZE: |
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// Helper macro BOOST_JOIN: |
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#include <boost/config/helper_macros.hpp> |
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// |
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// Set some default values for compiler/library/platform names. |
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// These are for debugging config setup only: |
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// |
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# ifndef BOOST_COMPILER |
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# define BOOST_COMPILER "Unknown ISO C++ Compiler" |
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# endif |
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# ifndef BOOST_STDLIB |
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# define BOOST_STDLIB "Unknown ISO standard library" |
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# endif |
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# ifndef BOOST_PLATFORM |
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# if defined(unix) || defined(__unix) || defined(_XOPEN_SOURCE) \ |
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|| defined(_POSIX_SOURCE) |
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# define BOOST_PLATFORM "Generic Unix" |
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# else |
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# define BOOST_PLATFORM "Unknown" |
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# endif |
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# endif |
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// |
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// Set some default values GPU support |
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// |
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# ifndef BOOST_GPU_ENABLED |
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# define BOOST_GPU_ENABLED |
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# endif |
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// BOOST_RESTRICT ---------------------------------------------// |
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// Macro to use in place of 'restrict' keyword variants |
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#if !defined(BOOST_RESTRICT) |
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# if defined(_MSC_VER) |
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# define BOOST_RESTRICT __restrict |
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# if !defined(BOOST_NO_RESTRICT_REFERENCES) && (_MSC_FULL_VER < 190023026) |
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# define BOOST_NO_RESTRICT_REFERENCES |
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# endif |
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# elif defined(__GNUC__) && __GNUC__ > 3 |
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// Clang also defines __GNUC__ (as 4) |
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# define BOOST_RESTRICT __restrict__ |
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# else |
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# define BOOST_RESTRICT |
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# if !defined(BOOST_NO_RESTRICT_REFERENCES) |
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# define BOOST_NO_RESTRICT_REFERENCES |
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# endif |
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# endif |
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#endif |
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// BOOST_MAY_ALIAS -----------------------------------------------// |
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// The macro expands to an attribute to mark a type that is allowed to alias other types. |
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// The macro is defined in the compiler-specific headers. |
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#if !defined(BOOST_MAY_ALIAS) |
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# define BOOST_NO_MAY_ALIAS |
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# define BOOST_MAY_ALIAS |
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#endif |
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// BOOST_FORCEINLINE ---------------------------------------------// |
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// Macro to use in place of 'inline' to force a function to be inline |
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#if !defined(BOOST_FORCEINLINE) |
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# if defined(_MSC_VER) |
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# define BOOST_FORCEINLINE __forceinline |
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# elif defined(__GNUC__) && __GNUC__ > 3 |
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// Clang also defines __GNUC__ (as 4) |
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# define BOOST_FORCEINLINE inline __attribute__ ((__always_inline__)) |
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# else |
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# define BOOST_FORCEINLINE inline |
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# endif |
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#endif |
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// BOOST_NOINLINE ---------------------------------------------// |
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// Macro to use in place of 'inline' to prevent a function to be inlined |
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#if !defined(BOOST_NOINLINE) |
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# if defined(_MSC_VER) |
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# define BOOST_NOINLINE __declspec(noinline) |
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# elif defined(__GNUC__) && __GNUC__ > 3 |
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// Clang also defines __GNUC__ (as 4) |
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# if defined(__CUDACC__) |
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// nvcc doesn't always parse __noinline__, |
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// see: https://svn.boost.org/trac/boost/ticket/9392 |
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# define BOOST_NOINLINE __attribute__ ((noinline)) |
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# else |
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# define BOOST_NOINLINE __attribute__ ((__noinline__)) |
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# endif |
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# else |
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# define BOOST_NOINLINE |
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# endif |
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#endif |
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// BOOST_NORETURN ---------------------------------------------// |
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// Macro to use before a function declaration/definition to designate |
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// the function as not returning normally (i.e. with a return statement |
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// or by leaving the function scope, if the function return type is void). |
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#if !defined(BOOST_NORETURN) |
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# if defined(_MSC_VER) |
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# define BOOST_NORETURN __declspec(noreturn) |
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# elif defined(__GNUC__) |
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# define BOOST_NORETURN __attribute__ ((__noreturn__)) |
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# elif defined(__has_attribute) && defined(__SUNPRO_CC) && (__SUNPRO_CC > 0x5130) |
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# if __has_attribute(noreturn) |
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# define BOOST_NORETURN [[noreturn]] |
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# endif |
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# elif defined(__has_cpp_attribute) |
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# if __has_cpp_attribute(noreturn) |
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# define BOOST_NORETURN [[noreturn]] |
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# endif |
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# endif |
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#endif |
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#if !defined(BOOST_NORETURN) |
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# define BOOST_NO_NORETURN |
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# define BOOST_NORETURN |
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#endif |
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// Branch prediction hints |
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// These macros are intended to wrap conditional expressions that yield true or false |
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// |
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// if (BOOST_LIKELY(var == 10)) |
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// { |
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// // the most probable code here |
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// } |
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// |
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#if !defined(BOOST_LIKELY) |
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# define BOOST_LIKELY(x) x |
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#endif |
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#if !defined(BOOST_UNLIKELY) |
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# define BOOST_UNLIKELY(x) x |
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#endif |
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// Type and data alignment specification |
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// |
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#if !defined(BOOST_ALIGNMENT) |
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# if !defined(BOOST_NO_CXX11_ALIGNAS) |
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# define BOOST_ALIGNMENT(x) alignas(x) |
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# elif defined(_MSC_VER) |
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# define BOOST_ALIGNMENT(x) __declspec(align(x)) |
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# elif defined(__GNUC__) |
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# define BOOST_ALIGNMENT(x) __attribute__ ((__aligned__(x))) |
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# else |
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# define BOOST_NO_ALIGNMENT |
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# define BOOST_ALIGNMENT(x) |
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# endif |
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#endif |
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// Lack of non-public defaulted functions is implied by the lack of any defaulted functions |
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#if !defined(BOOST_NO_CXX11_NON_PUBLIC_DEFAULTED_FUNCTIONS) && defined(BOOST_NO_CXX11_DEFAULTED_FUNCTIONS) |
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# define BOOST_NO_CXX11_NON_PUBLIC_DEFAULTED_FUNCTIONS |
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#endif |
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// Lack of defaulted moves is implied by the lack of either rvalue references or any defaulted functions |
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#if !defined(BOOST_NO_CXX11_DEFAULTED_MOVES) && (defined(BOOST_NO_CXX11_DEFAULTED_FUNCTIONS) || defined(BOOST_NO_CXX11_RVALUE_REFERENCES)) |
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# define BOOST_NO_CXX11_DEFAULTED_MOVES |
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#endif |
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// Defaulted and deleted function declaration helpers |
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// These macros are intended to be inside a class definition. |
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// BOOST_DEFAULTED_FUNCTION accepts the function declaration and its |
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// body, which will be used if the compiler doesn't support defaulted functions. |
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// BOOST_DELETED_FUNCTION only accepts the function declaration. It |
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// will expand to a private function declaration, if the compiler doesn't support |
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// deleted functions. Because of this it is recommended to use BOOST_DELETED_FUNCTION |
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// in the end of the class definition. |
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// |
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// class my_class |
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// { |
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// public: |
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// // Default-constructible |
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// BOOST_DEFAULTED_FUNCTION(my_class(), {}) |
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// // Copying prohibited |
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// BOOST_DELETED_FUNCTION(my_class(my_class const&)) |
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// BOOST_DELETED_FUNCTION(my_class& operator= (my_class const&)) |
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// }; |
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// |
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#if !(defined(BOOST_NO_CXX11_DEFAULTED_FUNCTIONS) || defined(BOOST_NO_CXX11_NON_PUBLIC_DEFAULTED_FUNCTIONS)) |
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# define BOOST_DEFAULTED_FUNCTION(fun, body) fun = default; |
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#else |
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# define BOOST_DEFAULTED_FUNCTION(fun, body) fun body |
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#endif |
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#if !defined(BOOST_NO_CXX11_DELETED_FUNCTIONS) |
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# define BOOST_DELETED_FUNCTION(fun) fun = delete; |
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#else |
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# define BOOST_DELETED_FUNCTION(fun) private: fun; |
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#endif |
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// |
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// Set BOOST_NO_DECLTYPE_N3276 when BOOST_NO_DECLTYPE is defined |
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// |
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#if defined(BOOST_NO_CXX11_DECLTYPE) && !defined(BOOST_NO_CXX11_DECLTYPE_N3276) |
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#define BOOST_NO_CXX11_DECLTYPE_N3276 BOOST_NO_CXX11_DECLTYPE |
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#endif |
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// -------------------- Deprecated macros for 1.50 --------------------------- |
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// These will go away in a future release |
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// Use BOOST_NO_CXX11_HDR_UNORDERED_SET or BOOST_NO_CXX11_HDR_UNORDERED_MAP |
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// instead of BOOST_NO_STD_UNORDERED |
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#if defined(BOOST_NO_CXX11_HDR_UNORDERED_MAP) || defined (BOOST_NO_CXX11_HDR_UNORDERED_SET) |
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# ifndef BOOST_NO_CXX11_STD_UNORDERED |
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# define BOOST_NO_CXX11_STD_UNORDERED |
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# endif |
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#endif |
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// Use BOOST_NO_CXX11_HDR_INITIALIZER_LIST instead of BOOST_NO_INITIALIZER_LISTS |
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#if defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) && !defined(BOOST_NO_INITIALIZER_LISTS) |
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# define BOOST_NO_INITIALIZER_LISTS |
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#endif |
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// Use BOOST_NO_CXX11_HDR_ARRAY instead of BOOST_NO_0X_HDR_ARRAY |
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#if defined(BOOST_NO_CXX11_HDR_ARRAY) && !defined(BOOST_NO_0X_HDR_ARRAY) |
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# define BOOST_NO_0X_HDR_ARRAY |
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#endif |
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// Use BOOST_NO_CXX11_HDR_CHRONO instead of BOOST_NO_0X_HDR_CHRONO |
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#if defined(BOOST_NO_CXX11_HDR_CHRONO) && !defined(BOOST_NO_0X_HDR_CHRONO) |
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# define BOOST_NO_0X_HDR_CHRONO |
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#endif |
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// Use BOOST_NO_CXX11_HDR_CODECVT instead of BOOST_NO_0X_HDR_CODECVT |
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#if defined(BOOST_NO_CXX11_HDR_CODECVT) && !defined(BOOST_NO_0X_HDR_CODECVT) |
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# define BOOST_NO_0X_HDR_CODECVT |
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#endif |
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// Use BOOST_NO_CXX11_HDR_CONDITION_VARIABLE instead of BOOST_NO_0X_HDR_CONDITION_VARIABLE |
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#if defined(BOOST_NO_CXX11_HDR_CONDITION_VARIABLE) && !defined(BOOST_NO_0X_HDR_CONDITION_VARIABLE) |
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# define BOOST_NO_0X_HDR_CONDITION_VARIABLE |
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#endif |
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// Use BOOST_NO_CXX11_HDR_FORWARD_LIST instead of BOOST_NO_0X_HDR_FORWARD_LIST |
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#if defined(BOOST_NO_CXX11_HDR_FORWARD_LIST) && !defined(BOOST_NO_0X_HDR_FORWARD_LIST) |
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# define BOOST_NO_0X_HDR_FORWARD_LIST |
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#endif |
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// Use BOOST_NO_CXX11_HDR_FUTURE instead of BOOST_NO_0X_HDR_FUTURE |
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#if defined(BOOST_NO_CXX11_HDR_FUTURE) && !defined(BOOST_NO_0X_HDR_FUTURE) |
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# define BOOST_NO_0X_HDR_FUTURE |
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#endif |
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// Use BOOST_NO_CXX11_HDR_INITIALIZER_LIST |
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// instead of BOOST_NO_0X_HDR_INITIALIZER_LIST or BOOST_NO_INITIALIZER_LISTS |
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#ifdef BOOST_NO_CXX11_HDR_INITIALIZER_LIST |
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# ifndef BOOST_NO_0X_HDR_INITIALIZER_LIST |
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# define BOOST_NO_0X_HDR_INITIALIZER_LIST |
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# endif |
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# ifndef BOOST_NO_INITIALIZER_LISTS |
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# define BOOST_NO_INITIALIZER_LISTS |
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# endif |
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#endif |
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// Use BOOST_NO_CXX11_HDR_MUTEX instead of BOOST_NO_0X_HDR_MUTEX |
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#if defined(BOOST_NO_CXX11_HDR_MUTEX) && !defined(BOOST_NO_0X_HDR_MUTEX) |
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# define BOOST_NO_0X_HDR_MUTEX |
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#endif |
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// Use BOOST_NO_CXX11_HDR_RANDOM instead of BOOST_NO_0X_HDR_RANDOM |
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#if defined(BOOST_NO_CXX11_HDR_RANDOM) && !defined(BOOST_NO_0X_HDR_RANDOM) |
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# define BOOST_NO_0X_HDR_RANDOM |
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#endif |
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// Use BOOST_NO_CXX11_HDR_RATIO instead of BOOST_NO_0X_HDR_RATIO |
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#if defined(BOOST_NO_CXX11_HDR_RATIO) && !defined(BOOST_NO_0X_HDR_RATIO) |
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# define BOOST_NO_0X_HDR_RATIO |
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#endif |
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// Use BOOST_NO_CXX11_HDR_REGEX instead of BOOST_NO_0X_HDR_REGEX |
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#if defined(BOOST_NO_CXX11_HDR_REGEX) && !defined(BOOST_NO_0X_HDR_REGEX) |
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# define BOOST_NO_0X_HDR_REGEX |
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#endif |
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// Use BOOST_NO_CXX11_HDR_SYSTEM_ERROR instead of BOOST_NO_0X_HDR_SYSTEM_ERROR |
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#if defined(BOOST_NO_CXX11_HDR_SYSTEM_ERROR) && !defined(BOOST_NO_0X_HDR_SYSTEM_ERROR) |
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# define BOOST_NO_0X_HDR_SYSTEM_ERROR |
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#endif |
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// Use BOOST_NO_CXX11_HDR_THREAD instead of BOOST_NO_0X_HDR_THREAD |
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#if defined(BOOST_NO_CXX11_HDR_THREAD) && !defined(BOOST_NO_0X_HDR_THREAD) |
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# define BOOST_NO_0X_HDR_THREAD |
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#endif |
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// Use BOOST_NO_CXX11_HDR_TUPLE instead of BOOST_NO_0X_HDR_TUPLE |
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#if defined(BOOST_NO_CXX11_HDR_TUPLE) && !defined(BOOST_NO_0X_HDR_TUPLE) |
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# define BOOST_NO_0X_HDR_TUPLE |
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#endif |
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// Use BOOST_NO_CXX11_HDR_TYPE_TRAITS instead of BOOST_NO_0X_HDR_TYPE_TRAITS |
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#if defined(BOOST_NO_CXX11_HDR_TYPE_TRAITS) && !defined(BOOST_NO_0X_HDR_TYPE_TRAITS) |
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# define BOOST_NO_0X_HDR_TYPE_TRAITS |
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#endif |
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// Use BOOST_NO_CXX11_HDR_TYPEINDEX instead of BOOST_NO_0X_HDR_TYPEINDEX |
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#if defined(BOOST_NO_CXX11_HDR_TYPEINDEX) && !defined(BOOST_NO_0X_HDR_TYPEINDEX) |
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# define BOOST_NO_0X_HDR_TYPEINDEX |
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#endif |
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// Use BOOST_NO_CXX11_HDR_UNORDERED_MAP instead of BOOST_NO_0X_HDR_UNORDERED_MAP |
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#if defined(BOOST_NO_CXX11_HDR_UNORDERED_MAP) && !defined(BOOST_NO_0X_HDR_UNORDERED_MAP) |
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# define BOOST_NO_0X_HDR_UNORDERED_MAP |
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#endif |
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// Use BOOST_NO_CXX11_HDR_UNORDERED_SET instead of BOOST_NO_0X_HDR_UNORDERED_SET |
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#if defined(BOOST_NO_CXX11_HDR_UNORDERED_SET) && !defined(BOOST_NO_0X_HDR_UNORDERED_SET) |
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# define BOOST_NO_0X_HDR_UNORDERED_SET |
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#endif |
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// ------------------ End of deprecated macros for 1.50 --------------------------- |
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// -------------------- Deprecated macros for 1.51 --------------------------- |
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// These will go away in a future release |
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// Use BOOST_NO_CXX11_AUTO_DECLARATIONS instead of BOOST_NO_AUTO_DECLARATIONS |
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#if defined(BOOST_NO_CXX11_AUTO_DECLARATIONS) && !defined(BOOST_NO_AUTO_DECLARATIONS) |
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# define BOOST_NO_AUTO_DECLARATIONS |
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#endif |
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// Use BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS instead of BOOST_NO_AUTO_MULTIDECLARATIONS |
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#if defined(BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS) && !defined(BOOST_NO_AUTO_MULTIDECLARATIONS) |
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# define BOOST_NO_AUTO_MULTIDECLARATIONS |
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#endif |
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// Use BOOST_NO_CXX11_CHAR16_T instead of BOOST_NO_CHAR16_T |
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#if defined(BOOST_NO_CXX11_CHAR16_T) && !defined(BOOST_NO_CHAR16_T) |
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# define BOOST_NO_CHAR16_T |
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#endif |
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// Use BOOST_NO_CXX11_CHAR32_T instead of BOOST_NO_CHAR32_T |
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#if defined(BOOST_NO_CXX11_CHAR32_T) && !defined(BOOST_NO_CHAR32_T) |
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# define BOOST_NO_CHAR32_T |
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#endif |
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// Use BOOST_NO_CXX11_TEMPLATE_ALIASES instead of BOOST_NO_TEMPLATE_ALIASES |
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#if defined(BOOST_NO_CXX11_TEMPLATE_ALIASES) && !defined(BOOST_NO_TEMPLATE_ALIASES) |
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# define BOOST_NO_TEMPLATE_ALIASES |
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#endif |
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// Use BOOST_NO_CXX11_CONSTEXPR instead of BOOST_NO_CONSTEXPR |
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#if defined(BOOST_NO_CXX11_CONSTEXPR) && !defined(BOOST_NO_CONSTEXPR) |
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# define BOOST_NO_CONSTEXPR |
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#endif |
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// Use BOOST_NO_CXX11_DECLTYPE_N3276 instead of BOOST_NO_DECLTYPE_N3276 |
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#if defined(BOOST_NO_CXX11_DECLTYPE_N3276) && !defined(BOOST_NO_DECLTYPE_N3276) |
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# define BOOST_NO_DECLTYPE_N3276 |
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#endif |
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// Use BOOST_NO_CXX11_DECLTYPE instead of BOOST_NO_DECLTYPE |
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#if defined(BOOST_NO_CXX11_DECLTYPE) && !defined(BOOST_NO_DECLTYPE) |
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# define BOOST_NO_DECLTYPE |
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#endif |
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// Use BOOST_NO_CXX11_DEFAULTED_FUNCTIONS instead of BOOST_NO_DEFAULTED_FUNCTIONS |
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#if defined(BOOST_NO_CXX11_DEFAULTED_FUNCTIONS) && !defined(BOOST_NO_DEFAULTED_FUNCTIONS) |
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# define BOOST_NO_DEFAULTED_FUNCTIONS |
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#endif |
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// Use BOOST_NO_CXX11_DELETED_FUNCTIONS instead of BOOST_NO_DELETED_FUNCTIONS |
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#if defined(BOOST_NO_CXX11_DELETED_FUNCTIONS) && !defined(BOOST_NO_DELETED_FUNCTIONS) |
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# define BOOST_NO_DELETED_FUNCTIONS |
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#endif |
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// Use BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS instead of BOOST_NO_EXPLICIT_CONVERSION_OPERATORS |
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#if defined(BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS) && !defined(BOOST_NO_EXPLICIT_CONVERSION_OPERATORS) |
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# define BOOST_NO_EXPLICIT_CONVERSION_OPERATORS |
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#endif |
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// Use BOOST_NO_CXX11_EXTERN_TEMPLATE instead of BOOST_NO_EXTERN_TEMPLATE |
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#if defined(BOOST_NO_CXX11_EXTERN_TEMPLATE) && !defined(BOOST_NO_EXTERN_TEMPLATE) |
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# define BOOST_NO_EXTERN_TEMPLATE |
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#endif |
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// Use BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS instead of BOOST_NO_FUNCTION_TEMPLATE_DEFAULT_ARGS |
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#if defined(BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS) && !defined(BOOST_NO_FUNCTION_TEMPLATE_DEFAULT_ARGS) |
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# define BOOST_NO_FUNCTION_TEMPLATE_DEFAULT_ARGS |
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#endif |
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// Use BOOST_NO_CXX11_LAMBDAS instead of BOOST_NO_LAMBDAS |
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#if defined(BOOST_NO_CXX11_LAMBDAS) && !defined(BOOST_NO_LAMBDAS) |
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# define BOOST_NO_LAMBDAS |
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#endif |
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// Use BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS instead of BOOST_NO_LOCAL_CLASS_TEMPLATE_PARAMETERS |
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#if defined(BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS) && !defined(BOOST_NO_LOCAL_CLASS_TEMPLATE_PARAMETERS) |
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# define BOOST_NO_LOCAL_CLASS_TEMPLATE_PARAMETERS |
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#endif |
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// Use BOOST_NO_CXX11_NOEXCEPT instead of BOOST_NO_NOEXCEPT |
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#if defined(BOOST_NO_CXX11_NOEXCEPT) && !defined(BOOST_NO_NOEXCEPT) |
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# define BOOST_NO_NOEXCEPT |
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#endif |
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// Use BOOST_NO_CXX11_NULLPTR instead of BOOST_NO_NULLPTR |
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#if defined(BOOST_NO_CXX11_NULLPTR) && !defined(BOOST_NO_NULLPTR) |
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# define BOOST_NO_NULLPTR |
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#endif |
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// Use BOOST_NO_CXX11_RAW_LITERALS instead of BOOST_NO_RAW_LITERALS |
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#if defined(BOOST_NO_CXX11_RAW_LITERALS) && !defined(BOOST_NO_RAW_LITERALS) |
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# define BOOST_NO_RAW_LITERALS |
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#endif |
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// Use BOOST_NO_CXX11_RVALUE_REFERENCES instead of BOOST_NO_RVALUE_REFERENCES |
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#if defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && !defined(BOOST_NO_RVALUE_REFERENCES) |
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# define BOOST_NO_RVALUE_REFERENCES |
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#endif |
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// Use BOOST_NO_CXX11_SCOPED_ENUMS instead of BOOST_NO_SCOPED_ENUMS |
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#if defined(BOOST_NO_CXX11_SCOPED_ENUMS) && !defined(BOOST_NO_SCOPED_ENUMS) |
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# define BOOST_NO_SCOPED_ENUMS |
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#endif |
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// Use BOOST_NO_CXX11_STATIC_ASSERT instead of BOOST_NO_STATIC_ASSERT |
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#if defined(BOOST_NO_CXX11_STATIC_ASSERT) && !defined(BOOST_NO_STATIC_ASSERT) |
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# define BOOST_NO_STATIC_ASSERT |
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#endif |
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// Use BOOST_NO_CXX11_STD_UNORDERED instead of BOOST_NO_STD_UNORDERED |
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#if defined(BOOST_NO_CXX11_STD_UNORDERED) && !defined(BOOST_NO_STD_UNORDERED) |
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# define BOOST_NO_STD_UNORDERED |
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#endif |
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// Use BOOST_NO_CXX11_UNICODE_LITERALS instead of BOOST_NO_UNICODE_LITERALS |
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#if defined(BOOST_NO_CXX11_UNICODE_LITERALS) && !defined(BOOST_NO_UNICODE_LITERALS) |
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# define BOOST_NO_UNICODE_LITERALS |
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#endif |
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// Use BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX instead of BOOST_NO_UNIFIED_INITIALIZATION_SYNTAX |
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#if defined(BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX) && !defined(BOOST_NO_UNIFIED_INITIALIZATION_SYNTAX) |
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# define BOOST_NO_UNIFIED_INITIALIZATION_SYNTAX |
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#endif |
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// Use BOOST_NO_CXX11_VARIADIC_TEMPLATES instead of BOOST_NO_VARIADIC_TEMPLATES |
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#if defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) && !defined(BOOST_NO_VARIADIC_TEMPLATES) |
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# define BOOST_NO_VARIADIC_TEMPLATES |
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#endif |
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// Use BOOST_NO_CXX11_VARIADIC_MACROS instead of BOOST_NO_VARIADIC_MACROS |
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#if defined(BOOST_NO_CXX11_VARIADIC_MACROS) && !defined(BOOST_NO_VARIADIC_MACROS) |
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# define BOOST_NO_VARIADIC_MACROS |
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#endif |
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// Use BOOST_NO_CXX11_NUMERIC_LIMITS instead of BOOST_NO_NUMERIC_LIMITS_LOWEST |
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#if defined(BOOST_NO_CXX11_NUMERIC_LIMITS) && !defined(BOOST_NO_NUMERIC_LIMITS_LOWEST) |
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# define BOOST_NO_NUMERIC_LIMITS_LOWEST |
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#endif |
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// ------------------ End of deprecated macros for 1.51 --------------------------- |
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// |
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// Helper macro for marking types and methods final |
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// |
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#if !defined(BOOST_NO_CXX11_FINAL) |
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# define BOOST_FINAL final |
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#else |
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# define BOOST_FINAL |
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#endif |
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// |
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// Helper macros BOOST_NOEXCEPT, BOOST_NOEXCEPT_IF, BOOST_NOEXCEPT_EXPR |
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// These aid the transition to C++11 while still supporting C++03 compilers |
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// |
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#ifdef BOOST_NO_CXX11_NOEXCEPT |
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# define BOOST_NOEXCEPT |
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# define BOOST_NOEXCEPT_OR_NOTHROW throw() |
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# define BOOST_NOEXCEPT_IF(Predicate) |
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# define BOOST_NOEXCEPT_EXPR(Expression) false |
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#else |
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# define BOOST_NOEXCEPT noexcept |
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# define BOOST_NOEXCEPT_OR_NOTHROW noexcept |
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# define BOOST_NOEXCEPT_IF(Predicate) noexcept((Predicate)) |
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# define BOOST_NOEXCEPT_EXPR(Expression) noexcept((Expression)) |
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#endif |
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// |
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// Helper macro BOOST_FALLTHROUGH |
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// Fallback definition of BOOST_FALLTHROUGH macro used to mark intended |
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// fall-through between case labels in a switch statement. We use a definition |
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// that requires a semicolon after it to avoid at least one type of misuse even |
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// on unsupported compilers. |
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// |
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#ifndef BOOST_FALLTHROUGH |
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# define BOOST_FALLTHROUGH ((void)0) |
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#endif |
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// |
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// constexpr workarounds |
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// |
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#if defined(BOOST_NO_CXX11_CONSTEXPR) |
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#define BOOST_CONSTEXPR |
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#define BOOST_CONSTEXPR_OR_CONST const |
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#else |
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#define BOOST_CONSTEXPR constexpr |
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#define BOOST_CONSTEXPR_OR_CONST constexpr |
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#endif |
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#if defined(BOOST_NO_CXX14_CONSTEXPR) |
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#define BOOST_CXX14_CONSTEXPR |
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#else |
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#define BOOST_CXX14_CONSTEXPR constexpr |
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#endif |
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// |
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// C++17 inline variables |
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// |
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#if !defined(BOOST_NO_CXX17_INLINE_VARIABLES) |
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#define BOOST_INLINE_VARIABLE inline |
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#else |
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#define BOOST_INLINE_VARIABLE |
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#endif |
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// |
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// Unused variable/typedef workarounds: |
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// |
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#ifndef BOOST_ATTRIBUTE_UNUSED |
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# define BOOST_ATTRIBUTE_UNUSED |
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#endif |
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// |
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// [[nodiscard]]: |
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// |
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#ifdef __has_cpp_attribute |
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// clang-6 accepts [[nodiscard]] with -std=c++14, but warns about it -pedantic |
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#if __has_cpp_attribute(nodiscard) && !(defined(__clang__) && (__cplusplus < 201703L)) |
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# define BOOST_ATTRIBUTE_NODISCARD [[nodiscard]] |
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#endif |
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#if __has_cpp_attribute(no_unique_address) && !(defined(__GNUC__) && (__cplusplus < 201100)) |
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# define BOOST_ATTRIBUTE_NO_UNIQUE_ADDRESS [[no_unique_address]] |
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#endif |
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#endif |
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#ifndef BOOST_ATTRIBUTE_NODISCARD |
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# define BOOST_ATTRIBUTE_NODISCARD |
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#endif |
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#ifndef BOOST_ATTRIBUTE_NO_UNIQUE_ADDRESS |
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# define BOOST_ATTRIBUTE_NO_UNIQUE_ADDRESS |
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#endif |
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#define BOOST_STATIC_CONSTEXPR static BOOST_CONSTEXPR_OR_CONST |
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// |
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// Set BOOST_HAS_STATIC_ASSERT when BOOST_NO_CXX11_STATIC_ASSERT is not defined |
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// |
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#if !defined(BOOST_NO_CXX11_STATIC_ASSERT) && !defined(BOOST_HAS_STATIC_ASSERT) |
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# define BOOST_HAS_STATIC_ASSERT |
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#endif |
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// |
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// Set BOOST_HAS_RVALUE_REFS when BOOST_NO_CXX11_RVALUE_REFERENCES is not defined |
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// |
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#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && !defined(BOOST_HAS_RVALUE_REFS) |
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#define BOOST_HAS_RVALUE_REFS |
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#endif |
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// |
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// Set BOOST_HAS_VARIADIC_TMPL when BOOST_NO_CXX11_VARIADIC_TEMPLATES is not defined |
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// |
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#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) && !defined(BOOST_HAS_VARIADIC_TMPL) |
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#define BOOST_HAS_VARIADIC_TMPL |
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#endif |
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// |
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// Set BOOST_NO_CXX11_FIXED_LENGTH_VARIADIC_TEMPLATE_EXPANSION_PACKS when |
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// BOOST_NO_CXX11_VARIADIC_TEMPLATES is set: |
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// |
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#if defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) && !defined(BOOST_NO_CXX11_FIXED_LENGTH_VARIADIC_TEMPLATE_EXPANSION_PACKS) |
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# define BOOST_NO_CXX11_FIXED_LENGTH_VARIADIC_TEMPLATE_EXPANSION_PACKS |
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#endif |
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// This is a catch all case for obsolete compilers / std libs: |
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#if !defined(_YVALS) && !defined(_CPPLIB_VER) // msvc std lib already configured |
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#if (!defined(__has_include) || (__cplusplus < 201700)) |
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# define BOOST_NO_CXX17_HDR_OPTIONAL |
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# define BOOST_NO_CXX17_HDR_STRING_VIEW |
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# define BOOST_NO_CXX17_HDR_VARIANT |
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#else |
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#if !__has_include(<optional>) |
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# define BOOST_NO_CXX17_HDR_OPTIONAL |
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#endif |
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#if !__has_include(<string_view>) |
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# define BOOST_NO_CXX17_HDR_STRING_VIEW |
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#endif |
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#if !__has_include(<variant>) |
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# define BOOST_NO_CXX17_HDR_VARIANT |
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#endif |
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#endif |
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#endif |
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// |
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// Finish off with checks for macros that are depricated / no longer supported, |
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// if any of these are set then it's very likely that much of Boost will no |
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// longer work. So stop with a #error for now, but give the user a chance |
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// to continue at their own risk if they really want to: |
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// |
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#if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) && !defined(BOOST_CONFIG_ALLOW_DEPRECATED) |
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# error "You are using a compiler which lacks features which are now a minimum requirement in order to use Boost, define BOOST_CONFIG_ALLOW_DEPRECATED if you want to continue at your own risk!!!" |
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#endif |
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#endif
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