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definition → references, declarations, derived classes, virtual overrides
reference to multiple definitions → definitions
unreferenced

References

include/llvm/ADT/Optional.h
  144     T value;
  160   explicit OptionalStorage(in_place_t, Args &&... args)
  172   T &getValue() LLVM_LVALUE_FUNCTION noexcept {
  176   T const &getValue() const LLVM_LVALUE_FUNCTION noexcept {
  181   T &&getValue() && noexcept {
  216   optional_detail::OptionalStorage<T> Storage;
  219   using value_type = T;
  224   Optional(const T &y) : Storage(optional_detail::in_place_t{}, y) {}
  227   Optional(T &&y) : Storage(optional_detail::in_place_t{}, std::move(y)) {}
  230   Optional &operator=(T &&y) {
  241   static inline Optional create(const T *y) {
  245   Optional &operator=(const T &y) {
  253   const T *getPointer() const { return &Storage.getValue(); }
  254   T *getPointer() { return &Storage.getValue(); }
  255   const T &getValue() const LLVM_LVALUE_FUNCTION { return Storage.getValue(); }
  256   T &getValue() LLVM_LVALUE_FUNCTION { return Storage.getValue(); }
  260   const T *operator->() const { return getPointer(); }
  261   T *operator->() { return getPointer(); }
  262   const T &operator*() const LLVM_LVALUE_FUNCTION { return getValue(); }
  263   T &operator*() LLVM_LVALUE_FUNCTION { return getValue(); }
  266   constexpr T getValueOr(U &&value) const LLVM_LVALUE_FUNCTION {
  271   T &&getValue() && { return std::move(Storage.getValue()); }
  272   T &&operator*() && { return std::move(Storage.getValue()); }
  275   T getValueOr(U &&value) && {
include/llvm/ADT/StringMap.h
  129   ValueTy second;
  134   StringMapEntryStorage(size_t strLen, InitTy &&... InitVals)
  135       : StringMapEntryBase(strLen), second(std::forward<InitTy>(InitVals)...) {}
  138   const ValueTy &getValue() const { return second; }
  139   ValueTy &getValue() { return second; }
  141   void setValue(const ValueTy &V) { second = V; }
  158 class StringMapEntry final : public StringMapEntryStorage<ValueTy> {
  160   using StringMapEntryStorage<ValueTy>::StringMapEntryStorage;
  179                                 InitTy &&... InitVals) {
  192     new (NewItem) StringMapEntry(KeyLength, std::forward<InitTy>(InitVals)...);
  204   static StringMapEntry *Create(StringRef Key, InitType &&... InitVal) {
  246   using MapEntryTy = StringMapEntry<ValueTy>;
  260   StringMap(std::initializer_list<std::pair<StringRef, ValueTy>> List)
  330   using mapped_type = ValueTy;
  331   using value_type = StringMapEntry<ValueTy>;
  334   using const_iterator = StringMapConstIterator<ValueTy>;
  335   using iterator = StringMapIterator<ValueTy>;
  350   iterator_range<StringMapKeyIterator<ValueTy>> keys() const {
  369   ValueTy lookup(StringRef Key) const {
  378   ValueTy &operator[](StringRef Key) { return try_emplace(Key).first->second; }
  413   std::pair<iterator, bool> insert(std::pair<StringRef, ValueTy> KV) {
  432   std::pair<iterator, bool> try_emplace(StringRef Key, ArgsTy &&... Args) {
  441     Bucket = MapEntryTy::Create(Key, Allocator, std::forward<ArgsTy>(Args)...);
  531     : public StringMapIterBase<StringMapConstIterator<ValueTy>,
  532                                const StringMapEntry<ValueTy>> {
  533   using base = StringMapIterBase<StringMapConstIterator<ValueTy>,
  534                                  const StringMapEntry<ValueTy>>;
  542   const StringMapEntry<ValueTy> &operator*() const {
  548 class StringMapIterator : public StringMapIterBase<StringMapIterator<ValueTy>,
  549                                                    StringMapEntry<ValueTy>> {
  551       StringMapIterBase<StringMapIterator<ValueTy>, StringMapEntry<ValueTy>>;
  551       StringMapIterBase<StringMapIterator<ValueTy>, StringMapEntry<ValueTy>>;
  559   StringMapEntry<ValueTy> &operator*() const {
  563   operator StringMapConstIterator<ValueTy>() const {
include/llvm/Support/type_traits.h
   91     T t;
  122     static auto get(F*) -> decltype(std::declval<F &>() = std::declval<const F &>(), std::true_type{});
  122     static auto get(F*) -> decltype(std::declval<F &>() = std::declval<const F &>(), std::true_type{});
  122     static auto get(F*) -> decltype(std::declval<F &>() = std::declval<const F &>(), std::true_type{});
  130     static auto get(F*) -> decltype(std::declval<F &>() = std::declval<F &&>(), std::true_type{});
  130     static auto get(F*) -> decltype(std::declval<F &>() = std::declval<F &&>(), std::true_type{});
  130     static auto get(F*) -> decltype(std::declval<F &>() = std::declval<F &&>(), std::true_type{});
  145       std::is_copy_constructible<detail::trivial_helper<T>>::value;
  147       !std::is_copy_constructible<T>::value;
  151       std::is_move_constructible<detail::trivial_helper<T>>::value;
  153       !std::is_move_constructible<T>::value;
  157       is_copy_assignable<detail::trivial_helper<T>>::value;
  159       !is_copy_assignable<T>::value;
  163       is_move_assignable<detail::trivial_helper<T>>::value;
  165       !is_move_assignable<T>::value;
  169       std::is_destructible<detail::trivial_helper<T>>::value;
tools/clang/tools/extra/clang-tidy/abseil/DurationAdditionCheck.cpp
   41   llvm::Optional<DurationScale> Scale = getScaleForTimeInverse(
tools/clang/tools/extra/clang-tidy/abseil/DurationComparisonCheck.cpp
   33   llvm::Optional<DurationScale> Scale = getScaleForDurationInverse(
tools/clang/tools/extra/clang-tidy/abseil/DurationConversionCastCheck.cpp
   47   llvm::Optional<DurationScale> Scale =
tools/clang/tools/extra/clang-tidy/abseil/DurationFactoryScaleCheck.cpp
   24 static llvm::Optional<DurationScale>
   26   static const std::unordered_map<std::string, DurationScale> ScaleMap(
   27       {{"Nanoseconds", DurationScale::Nanoseconds},
   28        {"Microseconds", DurationScale::Microseconds},
   29        {"Milliseconds", DurationScale::Milliseconds},
   30        {"Seconds", DurationScale::Seconds},
   31        {"Minutes", DurationScale::Minutes},
   32        {"Hours", DurationScale::Hours}});
   55 static llvm::Optional<std::tuple<DurationScale, double>>
   56 GetNewScaleSingleStep(DurationScale OldScale, double Multiplier) {
   58   case DurationScale::Hours:
   60       return std::make_tuple(DurationScale::Minutes, Multiplier * 60.0);
   63   case DurationScale::Minutes:
   65       return std::make_tuple(DurationScale::Hours, Multiplier / 60.0);
   67       return std::make_tuple(DurationScale::Seconds, Multiplier * 60.0);
   70   case DurationScale::Seconds:
   72       return std::make_tuple(DurationScale::Minutes, Multiplier / 60.0);
   74       return std::make_tuple(DurationScale::Milliseconds, Multiplier * 1e3);
   77   case DurationScale::Milliseconds:
   79       return std::make_tuple(DurationScale::Seconds, Multiplier / 1e3);
   81       return std::make_tuple(DurationScale::Microseconds, Multiplier * 1e3);
   84   case DurationScale::Microseconds:
   86       return std::make_tuple(DurationScale::Milliseconds, Multiplier / 1e3);
   88       return std::make_tuple(DurationScale::Nanoseconds, Multiplier * 1e-3);
   91   case DurationScale::Nanoseconds:
   93       return std::make_tuple(DurationScale::Microseconds, Multiplier / 1e3);
  102 static llvm::Optional<DurationScale> GetNewScale(DurationScale OldScale,
  102 static llvm::Optional<DurationScale> GetNewScale(DurationScale OldScale,
  105     llvm::Optional<std::tuple<DurationScale, double>> result =
  162   llvm::Optional<DurationScale> MaybeScale =
  167   DurationScale Scale = *MaybeScale;
  169   llvm::Optional<DurationScale> NewScale;
  202     llvm::Optional<DurationScale> NewScale =
tools/clang/tools/extra/clang-tidy/abseil/DurationRewriter.cpp
   20   using argument_type = DurationScale;
   21   unsigned operator()(DurationScale Scale) const {
   40 getDurationInverseForScale(DurationScale Scale) {
   50         InverseMap[DurationScale::Hours] =
   52         InverseMap[DurationScale::Minutes] =
   54         InverseMap[DurationScale::Seconds] =
   56         InverseMap[DurationScale::Milliseconds] = std::make_pair(
   58         InverseMap[DurationScale::Microseconds] = std::make_pair(
   60         InverseMap[DurationScale::Nanoseconds] = std::make_pair(
   72                            DurationScale Scale, const Expr &Node) {
   91                        DurationScale Scale, const Expr &Node) {
  104 llvm::StringRef getDurationFactoryForScale(DurationScale Scale) {
  106   case DurationScale::Hours:
  108   case DurationScale::Minutes:
  110   case DurationScale::Seconds:
  112   case DurationScale::Milliseconds:
  114   case DurationScale::Microseconds:
  116   case DurationScale::Nanoseconds:
  122 llvm::StringRef getTimeFactoryForScale(DurationScale Scale) {
  124   case DurationScale::Hours:
  126   case DurationScale::Minutes:
  128   case DurationScale::Seconds:
  130   case DurationScale::Milliseconds:
  132   case DurationScale::Microseconds:
  134   case DurationScale::Nanoseconds:
  141 llvm::StringRef getTimeInverseForScale(DurationScale scale) {
  143   case DurationScale::Hours:
  145   case DurationScale::Minutes:
  147   case DurationScale::Seconds:
  149   case DurationScale::Milliseconds:
  151   case DurationScale::Microseconds:
  153   case DurationScale::Nanoseconds:
  231 llvm::Optional<DurationScale> getScaleForDurationInverse(llvm::StringRef Name) {
  232   static const llvm::StringMap<DurationScale> ScaleMap(
  233       {{"ToDoubleHours", DurationScale::Hours},
  234        {"ToInt64Hours", DurationScale::Hours},
  235        {"ToDoubleMinutes", DurationScale::Minutes},
  236        {"ToInt64Minutes", DurationScale::Minutes},
  237        {"ToDoubleSeconds", DurationScale::Seconds},
  238        {"ToInt64Seconds", DurationScale::Seconds},
  239        {"ToDoubleMilliseconds", DurationScale::Milliseconds},
  240        {"ToInt64Milliseconds", DurationScale::Milliseconds},
  241        {"ToDoubleMicroseconds", DurationScale::Microseconds},
  242        {"ToInt64Microseconds", DurationScale::Microseconds},
  243        {"ToDoubleNanoseconds", DurationScale::Nanoseconds},
  244        {"ToInt64Nanoseconds", DurationScale::Nanoseconds}});
  253 llvm::Optional<DurationScale> getScaleForTimeInverse(llvm::StringRef Name) {
  254   static const llvm::StringMap<DurationScale> ScaleMap(
  255       {{"ToUnixHours", DurationScale::Hours},
  256        {"ToUnixMinutes", DurationScale::Minutes},
  257        {"ToUnixSeconds", DurationScale::Seconds},
  258        {"ToUnixMillis", DurationScale::Milliseconds},
  259        {"ToUnixMicros", DurationScale::Microseconds},
  260        {"ToUnixNanos", DurationScale::Nanoseconds}});
  270     const ast_matchers::MatchFinder::MatchResult &Result, DurationScale Scale,
  288     const ast_matchers::MatchFinder::MatchResult &Result, DurationScale Scale,
tools/clang/tools/extra/clang-tidy/abseil/DurationRewriter.h
   32 llvm::StringRef getDurationFactoryForScale(DurationScale Scale);
   36 llvm::StringRef getTimeFactoryForScale(DurationScale scale);
   67 llvm::Optional<DurationScale> getScaleForDurationInverse(llvm::StringRef Name);
   71 llvm::Optional<DurationScale> getScaleForTimeInverse(llvm::StringRef Name);
   77 getDurationInverseForScale(DurationScale Scale);
   80 llvm::StringRef getTimeInverseForScale(DurationScale scale);
   85     const ast_matchers::MatchFinder::MatchResult &Result, DurationScale Scale,
   91     const ast_matchers::MatchFinder::MatchResult &Result, DurationScale Scale,
tools/clang/tools/extra/clang-tidy/abseil/DurationSubtractionCheck.cpp
   40   llvm::Optional<DurationScale> Scale =
tools/clang/tools/extra/clang-tidy/abseil/TimeComparisonCheck.cpp
   34   llvm::Optional<DurationScale> Scale = getScaleForTimeInverse(
tools/clang/tools/extra/clang-tidy/abseil/TimeSubtractionCheck.cpp
   98     llvm::Optional<DurationScale> Scale = getScaleForTimeInverse(TimeInverse);
  136   llvm::Optional<DurationScale> Scale = getScaleForTimeInverse(InverseName);
usr/include/c++/7.4.0/bits/move.h
   72     constexpr _Tp&&
   73     forward(typename std::remove_reference<_Tp>::type& __t) noexcept
   83     constexpr _Tp&&
   84     forward(typename std::remove_reference<_Tp>::type&& __t) noexcept
   98     move(_Tp&& __t) noexcept
usr/include/c++/7.4.0/bits/stl_pair.h
  101 		      is_constructible<_T2, const _U2&>>::value;
  101 		      is_constructible<_T2, const _U2&>>::value;
  108 		      is_convertible<const _U2&, _T2>>::value;
  108 		      is_convertible<const _U2&, _T2>>::value;
  115 		      is_constructible<_T2, _U2&&>>::value;
  115 		      is_constructible<_T2, _U2&&>>::value;
  122 		      is_convertible<_U2&&, _T2>>::value;
  122 		      is_convertible<_U2&&, _T2>>::value;
  129 				  is_convertible<_U2&&, _T2>>;
  129 				  is_convertible<_U2&&, _T2>>;
  134 		      is_constructible<_T2, _U2&&>,
  134 		      is_constructible<_T2, _U2&&>,
  143 				  is_convertible<const _U2&, _T2>>;
  143 				  is_convertible<const _U2&, _T2>>;
  148 		      is_constructible<_T2, const _U2&&>,
  148 		      is_constructible<_T2, const _U2&&>,
  209     : private __pair_base<_T1, _T2>
  212       typedef _T2 second_type;   /// @c second_type is the second bound type
  215       _T2 second;                /// @c second is a copy of the second object
  252       using _PCCP = _PCC<true, _T1, _T2>;
  260       constexpr pair(const _T1& __a, const _T2& __b)
  269       explicit constexpr pair(const _T1& __a, const _T2& __b)
  283 			    _T1, _T2>;
  311        constexpr pair(_U1&& __x, const _T2& __y)
  318        explicit constexpr pair(_U1&& __x, const _T2& __y)
  325        constexpr pair(const _T1& __x, _U2&& __y)
  341 	constexpr pair(_U1&& __x, _U2&& __y)
  342 	: first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) { }
  380 		       is_copy_assignable<_T2>>::value,
  391 		       is_move_assignable<_T2>>::value,
usr/include/c++/7.4.0/bits/unordered_map.h
  103       typedef __umap_hashtable<_Key, _Tp, _Hash, _Pred, _Alloc>  _Hashtable;
usr/include/c++/7.4.0/tuple
   56     struct __is_empty_non_tuple : is_empty<_Tp> { };
  125       constexpr _Head_base(const _Head& __h)
  132         constexpr _Head_base(_UHead&& __h)
  133 	: _M_head_impl(std::forward<_UHead>(__h)) { }
  159       static constexpr _Head&
  162       static constexpr const _Head&
  165       _Head _M_head_impl;
  187       private _Head_base<_Idx, _Head>
  192       typedef _Head_base<_Idx, _Head> _Base;
  194       static constexpr _Head&
  197       static constexpr const _Head&
  210       constexpr _Tuple_impl(const _Head& __head, const _Tail&... __tail)
  216         constexpr _Tuple_impl(_UHead&& __head, _UTail&&... __tail)
  218 	  _Base(std::forward<_UHead>(__head)) { }
  227 	_Base(std::forward<_Head>(_M_head(__in))) { }
  230         constexpr _Tuple_impl(const _Tuple_impl<_Idx, _UElements...>& __in)
  235         constexpr _Tuple_impl(_Tuple_impl<_Idx, _UHead, _UTails...>&& __in)
  248 		    const _Head& __head, const _Tail&... __tail)
  473       return __and_<is_constructible<_Elements, const _UElements&>...>::value;
  473       return __and_<is_constructible<_Elements, const _UElements&>...>::value;
  479       return __and_<is_convertible<const _UElements&, _Elements>...>::value;
  479       return __and_<is_convertible<const _UElements&, _Elements>...>::value;
  485       return __and_<is_constructible<_Elements, _UElements&&>...>::value;
  485       return __and_<is_constructible<_Elements, _UElements&&>...>::value;
  491       return __and_<is_convertible<_UElements&&, _Elements>...>::value;
  491       return __and_<is_convertible<_UElements&&, _Elements>...>::value;
  907     class tuple<_T1, _T2> : public _Tuple_impl<0, _T1, _T2>
  909       typedef _Tuple_impl<0, _T1, _T2> _Inherited;
  939         _TC<is_same<_Dummy, void>::value, _T1, _T2>;
  947         constexpr tuple(const _T1& __a1, const _T2& __a2)
  956         explicit constexpr tuple(const _T1& __a1, const _T2& __a2)
  961       using _TMC = _TC<true, _T1, _T2>;
  971         constexpr tuple(_U1&& __a1, _U2&& __a2)
  972 	: _Inherited(std::forward<_U1>(__a1), std::forward<_U2>(__a2)) { }
  995         constexpr tuple(const tuple<_U1, _U2>& __in)
 1013         constexpr tuple(tuple<_U1, _U2>&& __in)
 1078 	      const _T1& __a1, const _T2& __a2)
 1090 	      const _T1& __a1, const _T2& __a2)
 1225         operator=(const tuple<_U1, _U2>& __in)
 1233         operator=(tuple<_U1, _U2>&& __in)
 1288       typedef _Head type;
 1302     constexpr _Head&
 1303     __get_helper(_Tuple_impl<__i, _Head, _Tail...>& __t) noexcept
 1304     { return _Tuple_impl<__i, _Head, _Tail...>::_M_head(__t); }
 1307     constexpr const _Head&
 1308     __get_helper(const _Tuple_impl<__i, _Head, _Tail...>& __t) noexcept
 1313     constexpr __tuple_element_t<__i, tuple<_Elements...>>&
 1313     constexpr __tuple_element_t<__i, tuple<_Elements...>>&
 1314     get(tuple<_Elements...>& __t) noexcept
 1319     constexpr const __tuple_element_t<__i, tuple<_Elements...>>&
 1319     constexpr const __tuple_element_t<__i, tuple<_Elements...>>&
 1320     get(const tuple<_Elements...>& __t) noexcept
 1325     constexpr __tuple_element_t<__i, tuple<_Elements...>>&&
 1325     constexpr __tuple_element_t<__i, tuple<_Elements...>>&&
 1326     get(tuple<_Elements...>&& __t) noexcept
 1447     constexpr tuple<typename __decay_and_strip<_Elements>::__type...>
 1448     make_tuple(_Elements&&... __args)
 1450       typedef tuple<typename __decay_and_strip<_Elements>::__type...>
 1452       return __result_type(std::forward<_Elements>(__args)...);
usr/include/c++/7.4.0/type_traits
  215     : public __is_void_helper<typename remove_cv<_Tp>::type>::type
  326     : public __is_integral_helper<typename remove_cv<_Tp>::type>::type
  354     : public __is_floating_point_helper<typename remove_cv<_Tp>::type>::type
  581     : public __or_<is_lvalue_reference<_Tp>,
  582                    is_rvalue_reference<_Tp>>::type
  588     : public __or_<is_integral<_Tp>, is_floating_point<_Tp>>::type
  588     : public __or_<is_integral<_Tp>, is_floating_point<_Tp>>::type
  601     : public __not_<__or_<is_function<_Tp>, is_reference<_Tp>,
  601     : public __not_<__or_<is_function<_Tp>, is_reference<_Tp>,
  602                           is_void<_Tp>>>::type
  611     : public __or_<is_arithmetic<_Tp>, is_enum<_Tp>, is_pointer<_Tp>,
  611     : public __or_<is_arithmetic<_Tp>, is_enum<_Tp>, is_pointer<_Tp>,
  611     : public __or_<is_arithmetic<_Tp>, is_enum<_Tp>, is_pointer<_Tp>,
  612                    is_member_pointer<_Tp>, is_null_pointer<_Tp>>::type
  612                    is_member_pointer<_Tp>, is_null_pointer<_Tp>>::type
  638     : public __or_<is_object<_Tp>, is_reference<_Tp>>::type
  638     : public __or_<is_object<_Tp>, is_reference<_Tp>>::type
  762     typename add_rvalue_reference<_Tp>::type declval() noexcept;
  777     : public __and_<is_array<_Tp>, __not_<extent<_Tp>>>
  777     : public __and_<is_array<_Tp>, __not_<extent<_Tp>>>
  825     : public __is_destructible_safe<_Tp>::type
  889       typedef decltype(__test<_Tp>(0)) type;
  894     : public __and_<__not_<is_void<_Tp>>,
  895                     __is_default_constructible_impl<_Tp>>
  915     : public __is_default_constructible_atom<_Tp>::type
  921     : public __is_default_constructible_safe<_Tp>::type
  984       typedef decltype(__test<_Tp, _Arg>(0)) type;
  989     : public __and_<is_destructible<_Tp>,
  990                     __is_direct_constructible_impl<_Tp, _Arg>>
 1072 			 __is_direct_constructible_ref_cast<_Tp, _Arg>,
 1073 			 __is_direct_constructible_new_safe<_Tp, _Arg>
 1079     : public __is_direct_constructible_new<_Tp, _Arg>::type
 1119     : public __is_direct_constructible<_Tp, _Arg>
 1130     : public __is_constructible_impl<_Tp, _Args...>::type
 1142     : public is_constructible<_Tp, const _Tp&>
 1142     : public is_constructible<_Tp, const _Tp&>
 1148     : public __is_copy_constructible_impl<_Tp>
 1160     : public is_constructible<_Tp, _Tp&&>
 1160     : public is_constructible<_Tp, _Tp&&>
 1166     : public __is_move_constructible_impl<_Tp>
 1215     : public __and_<is_constructible<_Tp, _Args...>,
 1216 		    __is_nt_constructible_impl<_Tp, _Args...>>
 1246     : public is_nothrow_constructible<_Tp, _Tp&&>
 1246     : public is_nothrow_constructible<_Tp, _Tp&&>
 1252     : public __is_nothrow_move_constructible_impl<_Tp>
 1286     : public is_assignable<_Tp&, const _Tp&>
 1286     : public is_assignable<_Tp&, const _Tp&>
 1292     : public __is_copy_assignable_impl<_Tp>
 1304     : public is_assignable<_Tp&, _Tp&&>
 1304     : public is_assignable<_Tp&, _Tp&&>
 1310     : public __is_move_assignable_impl<_Tp>
 1377     static void __helper(const _Tp&);
 1380     static true_type __test(const _Tp&,
 1381                             decltype(__helper<const _Tp&>({}))* = 0);
 1390     typedef decltype(__test(declval<_Tp>())) type;
 1395       : public __is_implicitly_default_constructible_impl<_Tp>::type
 1400       : public __and_<is_default_constructible<_Tp>,
 1401                       __is_implicitly_default_constructible_safe<_Tp>>
 1526 	static void __test_aux(_To1);
 1538       typedef decltype(__test<_From, _To>(0)) type;
 1545     : public __is_convertible_helper<_From, _To>::type
 1554     { typedef _Tp     type; };
 1563     { typedef _Tp     type; };
 1574       remove_const<typename remove_volatile<_Tp>::type>::type     type;
 1629     { typedef _Tp   type; };
 1633     { typedef _Tp   type; };
 1659     { typedef _Tp&&   type; };
 1664     : public __add_rvalue_reference_helper<_Tp>
 2104     { typedef typename remove_cv<_Up>::type __type; };
 2118       typedef typename remove_reference<_Tp>::type __remove_type;
 2131       typedef _Tp __type;
 2144 	typename decay<_Tp>::type>::__type __type;
usr/include/c++/7.4.0/utility
  180     { typedef _Tp2 type; };
  190         __get(std::pair<_Tp1, _Tp2>& __pair) noexcept
  200         __const_get(const std::pair<_Tp1, _Tp2>& __pair) noexcept
  224     constexpr typename tuple_element<_Int, std::pair<_Tp1, _Tp2>>::type&
  225     get(std::pair<_Tp1, _Tp2>& __in) noexcept
  229     constexpr typename tuple_element<_Int, std::pair<_Tp1, _Tp2>>::type&&
  230     get(std::pair<_Tp1, _Tp2>&& __in) noexcept
  234     constexpr const typename tuple_element<_Int, std::pair<_Tp1, _Tp2>>::type&
  235     get(const std::pair<_Tp1, _Tp2>& __in) noexcept