[libcxx] r323971 - Remove <experimental/optional>; use <optional> instead. See https://libcxx.llvm.org/TS_deprecation.html
Marshall Clow via cfe-commits
cfe-commits at lists.llvm.org
Thu Feb 1 06:54:25 PST 2018
Author: marshall
Date: Thu Feb 1 06:54:25 2018
New Revision: 323971
URL: http://llvm.org/viewvc/llvm-project?rev=323971&view=rev
Log:
Remove <experimental/optional>; use <optional> instead. See https://libcxx.llvm.org/TS_deprecation.html
Removed:
libcxx/trunk/test/libcxx/experimental/optional/
libcxx/trunk/test/std/experimental/optional/
Modified:
libcxx/trunk/include/experimental/optional
libcxx/trunk/include/module.modulemap
libcxx/trunk/src/optional.cpp
libcxx/trunk/test/libcxx/double_include.sh.cpp
libcxx/trunk/test/libcxx/min_max_macros.sh.cpp
Modified: libcxx/trunk/include/experimental/optional
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/include/experimental/optional?rev=323971&r1=323970&r2=323971&view=diff
==============================================================================
--- libcxx/trunk/include/experimental/optional (original)
+++ libcxx/trunk/include/experimental/optional Thu Feb 1 06:54:25 2018
@@ -8,915 +8,4 @@
//
//===----------------------------------------------------------------------===//
-#ifndef _LIBCPP_EXPERIMENTAL_OPTIONAL
-#define _LIBCPP_EXPERIMENTAL_OPTIONAL
-
-/*
- optional synopsis
-
-// C++1y
-
-namespace std { namespace experimental { inline namespace fundamentals_v1 {
-
- // 5.3, optional for object types
- template <class T> class optional;
-
- // 5.4, In-place construction
- struct in_place_t{};
- constexpr in_place_t in_place{};
-
- // 5.5, No-value state indicator
- struct nullopt_t{see below};
- constexpr nullopt_t nullopt(unspecified);
-
- // 5.6, Class bad_optional_access
- class bad_optional_access;
-
- // 5.7, Relational operators
- template <class T>
- constexpr bool operator==(const optional<T>&, const optional<T>&);
- template <class T>
- constexpr bool operator!=(const optional<T>&, const optional<T>&);
- template <class T>
- constexpr bool operator<(const optional<T>&, const optional<T>&);
- template <class T>
- constexpr bool operator>(const optional<T>&, const optional<T>&);
- template <class T>
- constexpr bool operator<=(const optional<T>&, const optional<T>&);
- template <class T>
- constexpr bool operator>=(const optional<T>&, const optional<T>&);
-
- // 5.8, Comparison with nullopt
- template <class T> constexpr bool operator==(const optional<T>&, nullopt_t) noexcept;
- template <class T> constexpr bool operator==(nullopt_t, const optional<T>&) noexcept;
- template <class T> constexpr bool operator!=(const optional<T>&, nullopt_t) noexcept;
- template <class T> constexpr bool operator!=(nullopt_t, const optional<T>&) noexcept;
- template <class T> constexpr bool operator<(const optional<T>&, nullopt_t) noexcept;
- template <class T> constexpr bool operator<(nullopt_t, const optional<T>&) noexcept;
- template <class T> constexpr bool operator<=(const optional<T>&, nullopt_t) noexcept;
- template <class T> constexpr bool operator<=(nullopt_t, const optional<T>&) noexcept;
- template <class T> constexpr bool operator>(const optional<T>&, nullopt_t) noexcept;
- template <class T> constexpr bool operator>(nullopt_t, const optional<T>&) noexcept;
- template <class T> constexpr bool operator>=(const optional<T>&, nullopt_t) noexcept;
- template <class T> constexpr bool operator>=(nullopt_t, const optional<T>&) noexcept;
-
- // 5.9, Comparison with T
- template <class T> constexpr bool operator==(const optional<T>&, const T&);
- template <class T> constexpr bool operator==(const T&, const optional<T>&);
- template <class T> constexpr bool operator!=(const optional<T>&, const T&);
- template <class T> constexpr bool operator!=(const T&, const optional<T>&);
- template <class T> constexpr bool operator<(const optional<T>&, const T&);
- template <class T> constexpr bool operator<(const T&, const optional<T>&);
- template <class T> constexpr bool operator<=(const optional<T>&, const T&);
- template <class T> constexpr bool operator<=(const T&, const optional<T>&);
- template <class T> constexpr bool operator>(const optional<T>&, const T&);
- template <class T> constexpr bool operator>(const T&, const optional<T>&);
- template <class T> constexpr bool operator>=(const optional<T>&, const T&);
- template <class T> constexpr bool operator>=(const T&, const optional<T>&);
-
- // 5.10, Specialized algorithms
- template <class T> void swap(optional<T>&, optional<T>&) noexcept(see below);
- template <class T> constexpr optional<see below> make_optional(T&&);
-
- template <class T>
- class optional
- {
- public:
- typedef T value_type;
-
- // 5.3.1, Constructors
- constexpr optional() noexcept;
- constexpr optional(nullopt_t) noexcept;
- optional(const optional&);
- optional(optional&&) noexcept(see below);
- constexpr optional(const T&);
- constexpr optional(T&&);
- template <class... Args> constexpr explicit optional(in_place_t, Args&&...);
- template <class U, class... Args>
- constexpr explicit optional(in_place_t, initializer_list<U>, Args&&...);
-
- // 5.3.2, Destructor
- ~optional();
-
- // 5.3.3, Assignment
- optional& operator=(nullopt_t) noexcept;
- optional& operator=(const optional&);
- optional& operator=(optional&&) noexcept(see below);
- template <class U> optional& operator=(U&&);
- template <class... Args> void emplace(Args&&...);
- template <class U, class... Args>
- void emplace(initializer_list<U>, Args&&...);
-
- // 5.3.4, Swap
- void swap(optional&) noexcept(see below);
-
- // 5.3.5, Observers
- constexpr T const* operator ->() const;
- constexpr T* operator ->();
- constexpr T const& operator *() const &;
- constexpr T& operator *() &;
- constexpr T&& operator *() &&;
- constexpr const T&& operator *() const &&;
- constexpr explicit operator bool() const noexcept;
- constexpr T const& value() const &;
- constexpr T& value() &;
- constexpr T&& value() &&;
- constexpr const T&& value() const &&;
- template <class U> constexpr T value_or(U&&) const &;
- template <class U> constexpr T value_or(U&&) &&;
-
- private:
- T* val; // exposition only
- };
-
- } // namespace fundamentals_v1
- } // namespace experimental
-
- // 5.11, Hash support
- template <class T> struct hash;
- template <class T> struct hash<experimental::optional<T>>;
-
-} // namespace std
-
-*/
-
-#include <experimental/__config>
-#include <functional>
-#include <stdexcept>
-#if _LIBCPP_STD_VER > 11
-#include <initializer_list>
-#include <type_traits>
-#include <new>
-#include <__functional_base>
-#include <__debug>
-#endif
-
-#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
-#pragma GCC system_header
-#endif
-
-_LIBCPP_PUSH_MACROS
-#include <__undef_macros>
-
-
-_LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL
-class _LIBCPP_EXCEPTION_ABI _LIBCPP_AVAILABILITY_BAD_OPTIONAL_ACCESS bad_optional_access
- : public std::logic_error
-{
-public:
- bad_optional_access() : std::logic_error("Bad optional Access") {}
-
-// Get the key function ~bad_optional_access() into the dylib
- virtual ~bad_optional_access() _NOEXCEPT;
-};
-
-_LIBCPP_END_NAMESPACE_EXPERIMENTAL
-
-
-#if _LIBCPP_STD_VER > 11
-
-_LIBCPP_BEGIN_NAMESPACE_LFTS
-
-struct in_place_t {};
-constexpr in_place_t in_place{};
-
-struct nullopt_t
-{
- explicit constexpr nullopt_t(int) noexcept {}
-};
-
-constexpr nullopt_t nullopt{0};
-
-template <class _Tp, bool = is_trivially_destructible<_Tp>::value>
-class __optional_storage
-{
-protected:
- typedef _Tp value_type;
- union
- {
- char __null_state_;
- value_type __val_;
- };
- bool __engaged_ = false;
-
- _LIBCPP_INLINE_VISIBILITY
- ~__optional_storage()
- {
- if (__engaged_)
- __val_.~value_type();
- }
-
- _LIBCPP_INLINE_VISIBILITY
- constexpr __optional_storage() noexcept
- : __null_state_('\0') {}
-
- _LIBCPP_INLINE_VISIBILITY
- __optional_storage(const __optional_storage& __x)
- : __engaged_(__x.__engaged_)
- {
- if (__engaged_)
- ::new((void*)_VSTD::addressof(__val_)) value_type(__x.__val_);
- }
-
- _LIBCPP_INLINE_VISIBILITY
- __optional_storage(__optional_storage&& __x)
- noexcept(is_nothrow_move_constructible<value_type>::value)
- : __engaged_(__x.__engaged_)
- {
- if (__engaged_)
- ::new((void*)_VSTD::addressof(__val_)) value_type(_VSTD::move(__x.__val_));
- }
-
- _LIBCPP_INLINE_VISIBILITY
- constexpr __optional_storage(const value_type& __v)
- : __val_(__v),
- __engaged_(true) {}
-
- _LIBCPP_INLINE_VISIBILITY
- constexpr __optional_storage(value_type&& __v)
- : __val_(_VSTD::move(__v)),
- __engaged_(true) {}
-
- template <class... _Args>
- _LIBCPP_INLINE_VISIBILITY
- constexpr
- explicit __optional_storage(in_place_t, _Args&&... __args)
- : __val_(_VSTD::forward<_Args>(__args)...),
- __engaged_(true) {}
-};
-
-template <class _Tp>
-class __optional_storage<_Tp, true>
-{
-protected:
- typedef _Tp value_type;
- union
- {
- char __null_state_;
- value_type __val_;
- };
- bool __engaged_ = false;
-
- _LIBCPP_INLINE_VISIBILITY
- constexpr __optional_storage() noexcept
- : __null_state_('\0') {}
-
- _LIBCPP_INLINE_VISIBILITY
- __optional_storage(const __optional_storage& __x)
- : __engaged_(__x.__engaged_)
- {
- if (__engaged_)
- ::new((void*)_VSTD::addressof(__val_)) value_type(__x.__val_);
- }
-
- _LIBCPP_INLINE_VISIBILITY
- __optional_storage(__optional_storage&& __x)
- noexcept(is_nothrow_move_constructible<value_type>::value)
- : __engaged_(__x.__engaged_)
- {
- if (__engaged_)
- ::new((void*)_VSTD::addressof(__val_)) value_type(_VSTD::move(__x.__val_));
- }
-
- _LIBCPP_INLINE_VISIBILITY
- constexpr __optional_storage(const value_type& __v)
- : __val_(__v),
- __engaged_(true) {}
-
- _LIBCPP_INLINE_VISIBILITY
- constexpr __optional_storage(value_type&& __v)
- : __val_(_VSTD::move(__v)),
- __engaged_(true) {}
-
- template <class... _Args>
- _LIBCPP_INLINE_VISIBILITY
- constexpr
- explicit __optional_storage(in_place_t, _Args&&... __args)
- : __val_(_VSTD::forward<_Args>(__args)...),
- __engaged_(true) {}
-};
-
-template <class _Tp>
-class optional
- : private __optional_storage<_Tp>
-{
- typedef __optional_storage<_Tp> __base;
-public:
- typedef _Tp value_type;
-
- static_assert(!is_reference<value_type>::value,
- "Instantiation of optional with a reference type is ill-formed.");
- static_assert(!is_same<typename remove_cv<value_type>::type, in_place_t>::value,
- "Instantiation of optional with a in_place_t type is ill-formed.");
- static_assert(!is_same<typename remove_cv<value_type>::type, nullopt_t>::value,
- "Instantiation of optional with a nullopt_t type is ill-formed.");
- static_assert(is_object<value_type>::value,
- "Instantiation of optional with a non-object type is undefined behavior.");
- static_assert(is_nothrow_destructible<value_type>::value,
- "Instantiation of optional with an object type that is not noexcept destructible is undefined behavior.");
-
- _LIBCPP_INLINE_VISIBILITY constexpr optional() noexcept {}
- _LIBCPP_INLINE_VISIBILITY optional(const optional&) = default;
- _LIBCPP_INLINE_VISIBILITY optional(optional&&) = default;
- _LIBCPP_INLINE_VISIBILITY ~optional() = default;
- _LIBCPP_INLINE_VISIBILITY constexpr optional(nullopt_t) noexcept {}
- _LIBCPP_INLINE_VISIBILITY constexpr optional(const value_type& __v)
- : __base(__v) {}
- _LIBCPP_INLINE_VISIBILITY constexpr optional(value_type&& __v)
- : __base(_VSTD::move(__v)) {}
-
- template <class... _Args,
- class = typename enable_if
- <
- is_constructible<value_type, _Args...>::value
- >::type
- >
- _LIBCPP_INLINE_VISIBILITY
- constexpr
- explicit optional(in_place_t, _Args&&... __args)
- : __base(in_place, _VSTD::forward<_Args>(__args)...) {}
-
- template <class _Up, class... _Args,
- class = typename enable_if
- <
- is_constructible<value_type, initializer_list<_Up>&, _Args...>::value
- >::type
- >
- _LIBCPP_INLINE_VISIBILITY
- constexpr
- explicit optional(in_place_t, initializer_list<_Up> __il, _Args&&... __args)
- : __base(in_place, __il, _VSTD::forward<_Args>(__args)...) {}
-
- _LIBCPP_INLINE_VISIBILITY
- optional& operator=(nullopt_t) noexcept
- {
- if (this->__engaged_)
- {
- this->__val_.~value_type();
- this->__engaged_ = false;
- }
- return *this;
- }
-
- _LIBCPP_INLINE_VISIBILITY
- optional&
- operator=(const optional& __opt)
- {
- if (this->__engaged_ == __opt.__engaged_)
- {
- if (this->__engaged_)
- this->__val_ = __opt.__val_;
- }
- else
- {
- if (this->__engaged_)
- this->__val_.~value_type();
- else
- ::new((void*)_VSTD::addressof(this->__val_)) value_type(__opt.__val_);
- this->__engaged_ = __opt.__engaged_;
- }
- return *this;
- }
-
- _LIBCPP_INLINE_VISIBILITY
- optional&
- operator=(optional&& __opt)
- noexcept(is_nothrow_move_assignable<value_type>::value &&
- is_nothrow_move_constructible<value_type>::value)
- {
- if (this->__engaged_ == __opt.__engaged_)
- {
- if (this->__engaged_)
- this->__val_ = _VSTD::move(__opt.__val_);
- }
- else
- {
- if (this->__engaged_)
- this->__val_.~value_type();
- else
- ::new((void*)_VSTD::addressof(this->__val_))
- value_type(_VSTD::move(__opt.__val_));
- this->__engaged_ = __opt.__engaged_;
- }
- return *this;
- }
-
- template <class _Up,
- class = typename enable_if
- <
- is_same<typename remove_reference<_Up>::type, value_type>::value &&
- is_constructible<value_type, _Up>::value &&
- is_assignable<value_type&, _Up>::value
- >::type
- >
- _LIBCPP_INLINE_VISIBILITY
- optional&
- operator=(_Up&& __v)
- {
- if (this->__engaged_)
- this->__val_ = _VSTD::forward<_Up>(__v);
- else
- {
- ::new((void*)_VSTD::addressof(this->__val_)) value_type(_VSTD::forward<_Up>(__v));
- this->__engaged_ = true;
- }
- return *this;
- }
-
- template <class... _Args,
- class = typename enable_if
- <
- is_constructible<value_type, _Args...>::value
- >::type
- >
- _LIBCPP_INLINE_VISIBILITY
- void
- emplace(_Args&&... __args)
- {
- *this = nullopt;
- ::new((void*)_VSTD::addressof(this->__val_))
- value_type(_VSTD::forward<_Args>(__args)...);
- this->__engaged_ = true;
- }
-
- template <class _Up, class... _Args,
- class = typename enable_if
- <
- is_constructible<value_type, initializer_list<_Up>&, _Args...>::value
- >::type
- >
- _LIBCPP_INLINE_VISIBILITY
- void
- emplace(initializer_list<_Up> __il, _Args&&... __args)
- {
- *this = nullopt;
- ::new((void*)_VSTD::addressof(this->__val_))
- value_type(__il, _VSTD::forward<_Args>(__args)...);
- this->__engaged_ = true;
- }
-
- _LIBCPP_INLINE_VISIBILITY
- void
- swap(optional& __opt)
- noexcept(is_nothrow_move_constructible<value_type>::value &&
- __is_nothrow_swappable<value_type>::value)
- {
- using _VSTD::swap;
- if (this->__engaged_ == __opt.__engaged_)
- {
- if (this->__engaged_)
- swap(this->__val_, __opt.__val_);
- }
- else
- {
- if (this->__engaged_)
- {
- ::new((void*)_VSTD::addressof(__opt.__val_))
- value_type(_VSTD::move(this->__val_));
- this->__val_.~value_type();
- }
- else
- {
- ::new((void*)_VSTD::addressof(this->__val_))
- value_type(_VSTD::move(__opt.__val_));
- __opt.__val_.~value_type();
- }
- swap(this->__engaged_, __opt.__engaged_);
- }
- }
-
- _LIBCPP_INLINE_VISIBILITY
- constexpr
- value_type const*
- operator->() const
- {
- _LIBCPP_ASSERT(this->__engaged_, "optional operator-> called for disengaged value");
-#ifndef _LIBCPP_HAS_NO_BUILTIN_ADDRESSOF
- return __builtin_addressof(this->__val_);
-#else
- return __operator_arrow(__has_operator_addressof<value_type>{});
-#endif
- }
-
- _LIBCPP_INLINE_VISIBILITY
- value_type*
- operator->()
- {
- _LIBCPP_ASSERT(this->__engaged_, "optional operator-> called for disengaged value");
- return _VSTD::addressof(this->__val_);
- }
-
- _LIBCPP_INLINE_VISIBILITY
- constexpr
- const value_type&
- operator*() const
- {
- _LIBCPP_ASSERT(this->__engaged_, "optional operator* called for disengaged value");
- return this->__val_;
- }
-
- _LIBCPP_INLINE_VISIBILITY
- value_type&
- operator*()
- {
- _LIBCPP_ASSERT(this->__engaged_, "optional operator* called for disengaged value");
- return this->__val_;
- }
-
- _LIBCPP_INLINE_VISIBILITY
- constexpr explicit operator bool() const noexcept {return this->__engaged_;}
-
- _LIBCPP_NORETURN _LIBCPP_INLINE_VISIBILITY
-#ifndef _LIBCPP_NO_EXCEPTIONS
-_LIBCPP_AVAILABILITY_BAD_OPTIONAL_ACCESS
-#endif
- constexpr void __throw_bad_optional_access() const
- {
-#ifndef _LIBCPP_NO_EXCEPTIONS
- throw bad_optional_access();
-#else
- _VSTD::abort();
-#endif
- }
-
- _LIBCPP_INLINE_VISIBILITY _LIBCPP_AVAILABILITY_BAD_OPTIONAL_ACCESS
- constexpr value_type const& value() const
- {
- if (!this->__engaged_)
- __throw_bad_optional_access();
- return this->__val_;
- }
-
- _LIBCPP_INLINE_VISIBILITY _LIBCPP_AVAILABILITY_BAD_OPTIONAL_ACCESS
- value_type& value()
- {
- if (!this->__engaged_)
- __throw_bad_optional_access();
- return this->__val_;
- }
-
- template <class _Up>
- _LIBCPP_INLINE_VISIBILITY
- constexpr value_type value_or(_Up&& __v) const&
- {
- static_assert(is_copy_constructible<value_type>::value,
- "optional<T>::value_or: T must be copy constructible");
- static_assert(is_convertible<_Up, value_type>::value,
- "optional<T>::value_or: U must be convertible to T");
- return this->__engaged_ ? this->__val_ :
- static_cast<value_type>(_VSTD::forward<_Up>(__v));
- }
-
- template <class _Up>
- _LIBCPP_INLINE_VISIBILITY
- value_type value_or(_Up&& __v) &&
- {
- static_assert(is_move_constructible<value_type>::value,
- "optional<T>::value_or: T must be move constructible");
- static_assert(is_convertible<_Up, value_type>::value,
- "optional<T>::value_or: U must be convertible to T");
- return this->__engaged_ ? _VSTD::move(this->__val_) :
- static_cast<value_type>(_VSTD::forward<_Up>(__v));
- }
-
-private:
- _LIBCPP_INLINE_VISIBILITY
- value_type const*
- __operator_arrow(true_type) const
- {
- return _VSTD::addressof(this->__val_);
- }
-
- _LIBCPP_INLINE_VISIBILITY
- constexpr
- value_type const*
- __operator_arrow(false_type) const
- {
- return &this->__val_;
- }
-};
-
-// Comparisons between optionals
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator==(const optional<_Tp>& __x, const optional<_Tp>& __y)
-{
- if (static_cast<bool>(__x) != static_cast<bool>(__y))
- return false;
- if (!static_cast<bool>(__x))
- return true;
- return *__x == *__y;
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator!=(const optional<_Tp>& __x, const optional<_Tp>& __y)
-{
- return !(__x == __y);
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator<(const optional<_Tp>& __x, const optional<_Tp>& __y)
-{
- if (!static_cast<bool>(__y))
- return false;
- if (!static_cast<bool>(__x))
- return true;
- return *__x < *__y;
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator>(const optional<_Tp>& __x, const optional<_Tp>& __y)
-{
- return __y < __x;
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator<=(const optional<_Tp>& __x, const optional<_Tp>& __y)
-{
- return !(__y < __x);
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator>=(const optional<_Tp>& __x, const optional<_Tp>& __y)
-{
- return !(__x < __y);
-}
-
-
-// Comparisons with nullopt
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator==(const optional<_Tp>& __x, nullopt_t) noexcept
-{
- return !static_cast<bool>(__x);
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator==(nullopt_t, const optional<_Tp>& __x) noexcept
-{
- return !static_cast<bool>(__x);
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator!=(const optional<_Tp>& __x, nullopt_t) noexcept
-{
- return static_cast<bool>(__x);
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator!=(nullopt_t, const optional<_Tp>& __x) noexcept
-{
- return static_cast<bool>(__x);
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator<(const optional<_Tp>&, nullopt_t) noexcept
-{
- return false;
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator<(nullopt_t, const optional<_Tp>& __x) noexcept
-{
- return static_cast<bool>(__x);
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator<=(const optional<_Tp>& __x, nullopt_t) noexcept
-{
- return !static_cast<bool>(__x);
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator<=(nullopt_t, const optional<_Tp>&) noexcept
-{
- return true;
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator>(const optional<_Tp>& __x, nullopt_t) noexcept
-{
- return static_cast<bool>(__x);
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator>(nullopt_t, const optional<_Tp>&) noexcept
-{
- return false;
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator>=(const optional<_Tp>&, nullopt_t) noexcept
-{
- return true;
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator>=(nullopt_t, const optional<_Tp>& __x) noexcept
-{
- return !static_cast<bool>(__x);
-}
-
-// Comparisons with T
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator==(const optional<_Tp>& __x, const _Tp& __v)
-{
- return static_cast<bool>(__x) ? *__x == __v : false;
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator==(const _Tp& __v, const optional<_Tp>& __x)
-{
- return static_cast<bool>(__x) ? *__x == __v : false;
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator!=(const optional<_Tp>& __x, const _Tp& __v)
-{
- return static_cast<bool>(__x) ? !(*__x == __v) : true;
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator!=(const _Tp& __v, const optional<_Tp>& __x)
-{
- return static_cast<bool>(__x) ? !(*__x == __v) : true;
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator<(const optional<_Tp>& __x, const _Tp& __v)
-{
- return static_cast<bool>(__x) ? less<_Tp>{}(*__x, __v) : true;
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator<(const _Tp& __v, const optional<_Tp>& __x)
-{
- return static_cast<bool>(__x) ? less<_Tp>{}(__v, *__x) : false;
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator<=(const optional<_Tp>& __x, const _Tp& __v)
-{
- return !(__x > __v);
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator<=(const _Tp& __v, const optional<_Tp>& __x)
-{
- return !(__v > __x);
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator>(const optional<_Tp>& __x, const _Tp& __v)
-{
- return static_cast<bool>(__x) ? __v < __x : false;
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator>(const _Tp& __v, const optional<_Tp>& __x)
-{
- return static_cast<bool>(__x) ? __x < __v : true;
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator>=(const optional<_Tp>& __x, const _Tp& __v)
-{
- return !(__x < __v);
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-bool
-operator>=(const _Tp& __v, const optional<_Tp>& __x)
-{
- return !(__v < __x);
-}
-
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-void
-swap(optional<_Tp>& __x, optional<_Tp>& __y) noexcept(noexcept(__x.swap(__y)))
-{
- __x.swap(__y);
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-constexpr
-optional<typename decay<_Tp>::type>
-make_optional(_Tp&& __v)
-{
- return optional<typename decay<_Tp>::type>(_VSTD::forward<_Tp>(__v));
-}
-
-_LIBCPP_END_NAMESPACE_LFTS
-
-_LIBCPP_BEGIN_NAMESPACE_STD
-
-template <class _Tp>
-struct _LIBCPP_TEMPLATE_VIS hash<std::experimental::optional<_Tp> >
-{
- typedef std::experimental::optional<_Tp> argument_type;
- typedef size_t result_type;
-
- _LIBCPP_INLINE_VISIBILITY
- result_type operator()(const argument_type& __opt) const _NOEXCEPT
- {
- return static_cast<bool>(__opt) ? hash<_Tp>()(*__opt) : 0;
- }
-};
-
-_LIBCPP_END_NAMESPACE_STD
-
-#endif // _LIBCPP_STD_VER > 11
-
-_LIBCPP_POP_MACROS
-
-#endif // _LIBCPP_EXPERIMENTAL_OPTIONAL
+#error "<experimental/optional> has been removed. Use <optional> instead."
Modified: libcxx/trunk/include/module.modulemap
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/include/module.modulemap?rev=323971&r1=323970&r2=323971&view=diff
==============================================================================
--- libcxx/trunk/include/module.modulemap (original)
+++ libcxx/trunk/include/module.modulemap Thu Feb 1 06:54:25 2018
@@ -546,10 +546,6 @@ module std [system] {
header "experimental/numeric"
export *
}
- module optional {
- header "experimental/optional"
- export *
- }
module propagate_const {
header "experimental/propagate_const"
export *
Modified: libcxx/trunk/src/optional.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/src/optional.cpp?rev=323971&r1=323970&r2=323971&view=diff
==============================================================================
--- libcxx/trunk/src/optional.cpp (original)
+++ libcxx/trunk/src/optional.cpp Thu Feb 1 06:54:25 2018
@@ -8,7 +8,6 @@
//===----------------------------------------------------------------------===//
#include "optional"
-#include "experimental/optional"
namespace std
{
@@ -21,8 +20,3 @@ const char* bad_optional_access::what()
} // std
-_LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL
-
-bad_optional_access::~bad_optional_access() _NOEXCEPT = default;
-
-_LIBCPP_END_NAMESPACE_EXPERIMENTAL
Modified: libcxx/trunk/test/libcxx/double_include.sh.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/libcxx/double_include.sh.cpp?rev=323971&r1=323970&r2=323971&view=diff
==============================================================================
--- libcxx/trunk/test/libcxx/double_include.sh.cpp (original)
+++ libcxx/trunk/test/libcxx/double_include.sh.cpp Thu Feb 1 06:54:25 2018
@@ -150,7 +150,6 @@
#include <experimental/map>
#include <experimental/memory_resource>
#include <experimental/numeric>
-#include <experimental/optional>
#include <experimental/propagate_const>
#include <experimental/ratio>
#include <experimental/regex>
Modified: libcxx/trunk/test/libcxx/min_max_macros.sh.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/libcxx/min_max_macros.sh.cpp?rev=323971&r1=323970&r2=323971&view=diff
==============================================================================
--- libcxx/trunk/test/libcxx/min_max_macros.sh.cpp (original)
+++ libcxx/trunk/test/libcxx/min_max_macros.sh.cpp Thu Feb 1 06:54:25 2018
@@ -261,8 +261,6 @@ TEST_MACROS();
TEST_MACROS();
#include <experimental/numeric>
TEST_MACROS();
-#include <experimental/optional>
-TEST_MACROS();
#include <experimental/propagate_const>
TEST_MACROS();
#include <experimental/ratio>
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