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PATH: opt / cpanel / ea-ruby27 / src / passenger-release-6.1.2 / src / cxx_supportlib / vendor-modified / boost

// Copyright (C) 2003, Fernando Luis Cacciola Carballal.
// Copyright (C) 2014, 2024 Andrzej Krzemienski.
//
// Use, modification, and distribution is subject to the Boost Software
// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
// See http://www.boost.org/libs/optional for documentation.
//
// You are welcome to contact the author at:
//  fernando_cacciola@hotmail.com
//
#ifndef BOOST_NONE_T_17SEP2003_HPP
#define BOOST_NONE_T_17SEP2003_HPP

#include <boost/config.hpp>
#include <boost/config/pragma_message.hpp>

#if defined (BOOST_NO_CXX11_RVALUE_REFERENCES) || defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) \
|| defined(BOOST_NO_CXX11_LAMBDAS) || defined(BOOST_NO_CXX11_DECLTYPE_N3276)  \
|| defined(BOOST_NO_CXX11_DELETED_FUNCTIONS) || defined(BOOST_NO_CXX11_DEFAULTED_FUNCTIONS) \
|| defined(BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS) || defined(BOOST_NO_CXX11_STATIC_ASSERT)

#error "Boost.Optional requires some C++11 features since version 1.87. If you have an older C++ version use Boost.Optional version 1.86 or earlier."

#elif defined(BOOST_NO_CXX11_REF_QUALIFIERS) || defined(BOOST_NO_CXX11_NOEXCEPT) || defined(BOOST_NO_CXX11_DEFAULTED_MOVES)

BOOST_PRAGMA_MESSAGE("C++03 support is deprecated in Boost.Optional 1.83 and will be removed in Boost.Optional 1.88.")

#endif

namespace boost {

#ifdef BOOST_OPTIONAL_USE_OLD_DEFINITION_OF_NONE

namespace detail { struct none_helper{}; }
typedef int detail::none_helper::*none_t ;

#elif defined BOOST_OPTIONAL_USE_SINGLETON_DEFINITION_OF_NONE

class none_t {};

#else

struct none_t
{
  struct init_tag{};
  explicit BOOST_CONSTEXPR none_t(init_tag){} // to disable default constructor
};

#endif // old implementation workarounds

} // namespace boost

#endif // header guard

[-] type.hpp [edit]
[-] integer.hpp [edit]
[-] ref.hpp [edit]
[+] move
[+] libs
[+] predef
[-] is_placeholder.hpp [edit]
[+] preprocessor
[-] none.hpp [edit]
[+] range
[+] optional
[-] circular_buffer_fwd.hpp [edit]
[-] utility.hpp [edit]
[-] assert.hpp [edit]
[-] aligned_storage.hpp [edit]
[-] circular_buffer.hpp [edit]
[+] chrono
[-] pointer_cast.hpp [edit]
[-] optional.hpp [edit]
[+] ratio
[-] foreach_fwd.hpp [edit]
[-] regex.h [edit]
[+] describe
[+] core
[-] foreach.hpp [edit]
[-] exception_ptr.hpp [edit]
[+] tuple
[-] weak_ptr.hpp [edit]
[+] config
[+] iterator
[-] config.hpp [edit]
[+] parameter
[+] regex
[-] mem_fn.hpp [edit]
[+] function
[+] date_time
[-] ratio.hpp [edit]
[-] enable_shared_from_this.hpp [edit]
[-] chrono.hpp [edit]
[-] throw_exception.hpp [edit]
[+] pool
[-] thread.hpp [edit]
[+] unordered
[-] lexical_cast.hpp [edit]
[-] regex_fwd.hpp [edit]
[+] thread
[-] shared_array.hpp [edit]
[-] rational.hpp [edit]
[-] limits.hpp [edit]
[+] utility
[+] ..
[-] function_equal.hpp [edit]
[+] random
[+] type_traits
[+] container
[-] make_shared.hpp [edit]
[+] container_hash
[-] none_t.hpp [edit]
[-] predef.h [edit]
[+] atomic
[-] unordered_set.hpp [edit]
[-] non_type.hpp [edit]
[-] version.hpp [edit]
[-] intrusive_ptr.hpp [edit]
[+] numeric
[+] circular_buffer
[-] io_fwd.hpp [edit]
[+] mpl
[+] typeof
[-] tokenizer.hpp [edit]
[+] concept
[+] system
[-] next_prior.hpp [edit]
[+] lexical_cast
[+] io
[+] intrusive
[+] mp11
[-] regex.hpp [edit]
[-] function.hpp [edit]
[+] integer
[-] integer_fwd.hpp [edit]
[-] static_assert.hpp [edit]
[-] integer_traits.hpp [edit]
[-] get_pointer.hpp [edit]
[-] nondet_random.hpp [edit]
[-] shared_ptr.hpp [edit]
[-] current_function.hpp [edit]
[-] token_iterator.hpp [edit]
[+] functional
[-] memory_order.hpp [edit]
[+] assert
[+] detail
[-] atomic.hpp [edit]
[-] cstdint.hpp [edit]
[+] exception
[-] operators.hpp [edit]
[-] scoped_array.hpp [edit]
[-] token_functions.hpp [edit]
[+] bind
[-] scoped_ptr.hpp [edit]
[-] cregex.hpp [edit]
[-] random.hpp [edit]
[-] concept_check.hpp [edit]
[+] algorithm
[+] smart_ptr
[-] noncopyable.hpp [edit]
[-] unordered_map.hpp [edit]
[-] visit_each.hpp [edit]