| // -*- C++ -*- | |
| //===----------------------------------------------------------------------===// | |
| // | |
| // The LLVM Compiler Infrastructure | |
| // | |
| // This file is dual licensed under the MIT and the University of Illinois Open | |
| // Source Licenses. See LICENSE.TXT for details. | |
| // | |
| //===----------------------------------------------------------------------===// | |
| #ifndef _LIBCPP_FUNCTIONAL_BASE_03 | |
| #define _LIBCPP_FUNCTIONAL_BASE_03 | |
| // manual variadic expansion for <functional> | |
| // __weak_result_type | |
| template <class _Tp> | |
| struct __derives_from_unary_function | |
| { | |
| private: | |
| struct __two {char __lx; char __lxx;}; | |
| static __two __test(...); | |
| template <class _Ap, class _Rp> | |
| static unary_function<_Ap, _Rp> | |
| __test(const volatile unary_function<_Ap, _Rp>*); | |
| public: | |
| static const bool value = !is_same<decltype(__test((_Tp*)0)), __two>::value; | |
| typedef decltype(__test((_Tp*)0)) type; | |
| }; | |
| template <class _Tp> | |
| struct __derives_from_binary_function | |
| { | |
| private: | |
| struct __two {char __lx; char __lxx;}; | |
| static __two __test(...); | |
| template <class _A1, class _A2, class _Rp> | |
| static binary_function<_A1, _A2, _Rp> | |
| __test(const volatile binary_function<_A1, _A2, _Rp>*); | |
| public: | |
| static const bool value = !is_same<decltype(__test((_Tp*)0)), __two>::value; | |
| typedef decltype(__test((_Tp*)0)) type; | |
| }; | |
| template <class _Tp, bool = __derives_from_unary_function<_Tp>::value> | |
| struct __maybe_derive_from_unary_function // bool is true | |
| : public __derives_from_unary_function<_Tp>::type | |
| { | |
| }; | |
| template <class _Tp> | |
| struct __maybe_derive_from_unary_function<_Tp, false> | |
| { | |
| }; | |
| template <class _Tp, bool = __derives_from_binary_function<_Tp>::value> | |
| struct __maybe_derive_from_binary_function // bool is true | |
| : public __derives_from_binary_function<_Tp>::type | |
| { | |
| }; | |
| template <class _Tp> | |
| struct __maybe_derive_from_binary_function<_Tp, false> | |
| { | |
| }; | |
| template <class _Tp, bool = __has_result_type<_Tp>::value> | |
| struct __weak_result_type_imp // bool is true | |
| : public __maybe_derive_from_unary_function<_Tp>, | |
| public __maybe_derive_from_binary_function<_Tp> | |
| { | |
| typedef typename _Tp::result_type result_type; | |
| }; | |
| template <class _Tp> | |
| struct __weak_result_type_imp<_Tp, false> | |
| : public __maybe_derive_from_unary_function<_Tp>, | |
| public __maybe_derive_from_binary_function<_Tp> | |
| { | |
| }; | |
| template <class _Tp> | |
| struct __weak_result_type | |
| : public __weak_result_type_imp<typename remove_reference<_Tp>::type> | |
| { | |
| }; | |
| // 0 argument case | |
| template <class _Rp> | |
| struct __weak_result_type<_Rp ()> | |
| { | |
| typedef _Rp result_type; | |
| }; | |
| template <class _Rp> | |
| struct __weak_result_type<_Rp (&)()> | |
| { | |
| typedef _Rp result_type; | |
| }; | |
| template <class _Rp> | |
| struct __weak_result_type<_Rp (*)()> | |
| { | |
| typedef _Rp result_type; | |
| }; | |
| // 1 argument case | |
| template <class _Rp, class _A1> | |
| struct __weak_result_type<_Rp (_A1)> | |
| : public unary_function<_A1, _Rp> | |
| { | |
| }; | |
| template <class _Rp, class _A1> | |
| struct __weak_result_type<_Rp (&)(_A1)> | |
| : public unary_function<_A1, _Rp> | |
| { | |
| }; | |
| template <class _Rp, class _A1> | |
| struct __weak_result_type<_Rp (*)(_A1)> | |
| : public unary_function<_A1, _Rp> | |
| { | |
| }; | |
| template <class _Rp, class _Cp> | |
| struct __weak_result_type<_Rp (_Cp::*)()> | |
| : public unary_function<_Cp*, _Rp> | |
| { | |
| }; | |
| template <class _Rp, class _Cp> | |
| struct __weak_result_type<_Rp (_Cp::*)() const> | |
| : public unary_function<const _Cp*, _Rp> | |
| { | |
| }; | |
| template <class _Rp, class _Cp> | |
| struct __weak_result_type<_Rp (_Cp::*)() volatile> | |
| : public unary_function<volatile _Cp*, _Rp> | |
| { | |
| }; | |
| template <class _Rp, class _Cp> | |
| struct __weak_result_type<_Rp (_Cp::*)() const volatile> | |
| : public unary_function<const volatile _Cp*, _Rp> | |
| { | |
| }; | |
| // 2 argument case | |
| template <class _Rp, class _A1, class _A2> | |
| struct __weak_result_type<_Rp (_A1, _A2)> | |
| : public binary_function<_A1, _A2, _Rp> | |
| { | |
| }; | |
| template <class _Rp, class _A1, class _A2> | |
| struct __weak_result_type<_Rp (*)(_A1, _A2)> | |
| : public binary_function<_A1, _A2, _Rp> | |
| { | |
| }; | |
| template <class _Rp, class _A1, class _A2> | |
| struct __weak_result_type<_Rp (&)(_A1, _A2)> | |
| : public binary_function<_A1, _A2, _Rp> | |
| { | |
| }; | |
| template <class _Rp, class _Cp, class _A1> | |
| struct __weak_result_type<_Rp (_Cp::*)(_A1)> | |
| : public binary_function<_Cp*, _A1, _Rp> | |
| { | |
| }; | |
| template <class _Rp, class _Cp, class _A1> | |
| struct __weak_result_type<_Rp (_Cp::*)(_A1) const> | |
| : public binary_function<const _Cp*, _A1, _Rp> | |
| { | |
| }; | |
| template <class _Rp, class _Cp, class _A1> | |
| struct __weak_result_type<_Rp (_Cp::*)(_A1) volatile> | |
| : public binary_function<volatile _Cp*, _A1, _Rp> | |
| { | |
| }; | |
| template <class _Rp, class _Cp, class _A1> | |
| struct __weak_result_type<_Rp (_Cp::*)(_A1) const volatile> | |
| : public binary_function<const volatile _Cp*, _A1, _Rp> | |
| { | |
| }; | |
| // 3 or more arguments | |
| template <class _Rp, class _A1, class _A2, class _A3> | |
| struct __weak_result_type<_Rp (_A1, _A2, _A3)> | |
| { | |
| typedef _Rp result_type; | |
| }; | |
| template <class _Rp, class _A1, class _A2, class _A3> | |
| struct __weak_result_type<_Rp (&)(_A1, _A2, _A3)> | |
| { | |
| typedef _Rp result_type; | |
| }; | |
| template <class _Rp, class _A1, class _A2, class _A3> | |
| struct __weak_result_type<_Rp (*)(_A1, _A2, _A3)> | |
| { | |
| typedef _Rp result_type; | |
| }; | |
| template <class _Rp, class _Cp, class _A1, class _A2> | |
| struct __weak_result_type<_Rp (_Cp::*)(_A1, _A2)> | |
| { | |
| typedef _Rp result_type; | |
| }; | |
| template <class _Rp, class _Cp, class _A1, class _A2> | |
| struct __weak_result_type<_Rp (_Cp::*)(_A1, _A2) const> | |
| { | |
| typedef _Rp result_type; | |
| }; | |
| template <class _Rp, class _Cp, class _A1, class _A2> | |
| struct __weak_result_type<_Rp (_Cp::*)(_A1, _A2) volatile> | |
| { | |
| typedef _Rp result_type; | |
| }; | |
| // __invoke | |
| // __ref_return0 | |
| // | |
| // template <class _Tp, bool _HasResultType> | |
| // struct ________ref_return0 // _HasResultType is true | |
| // { | |
| // typedef typename _Tp::result_type type; | |
| // }; | |
| // | |
| // template <class _Tp> | |
| // struct ________ref_return0<_Tp, false> | |
| // { | |
| // typedef void type; | |
| // }; | |
| // | |
| // template <class _Tp, bool _IsClass> | |
| // struct ____ref_return0 // _IsClass is true | |
| // : public ________ref_return0<_Tp, __has_result_type<typename remove_cv<_Tp>::type>::value> | |
| // { | |
| // }; | |
| // | |
| // template <class _Tp, bool _HasResultType> | |
| // struct ______ref_return0 // _HasResultType is true | |
| // { | |
| // typedef typename __callable_type<_Tp>::result_type type; | |
| // }; | |
| // | |
| // template <class _Tp> | |
| // struct ______ref_return0<_Tp, false> // pointer to member data | |
| // { | |
| // typedef void type; | |
| // }; | |
| // | |
| // template <class _Tp> | |
| // struct ____ref_return0<_Tp, false> | |
| // : public ______ref_return0<typename remove_cv<_Tp>::type, | |
| // __has_result_type<__callable_type<typename remove_cv<_Tp>::type> >::value> | |
| // { | |
| // }; | |
| // | |
| // template <class _Tp> | |
| // struct __ref_return0 | |
| // : public ____ref_return0<typename remove_reference<_Tp>::type, | |
| // is_class<typename remove_reference<_Tp>::type>::value> | |
| // { | |
| // }; | |
| // | |
| // __ref_return1 | |
| // | |
| // template <class _Tp, bool _IsClass, class _A0> | |
| // struct ____ref_return1 // _IsClass is true | |
| // { | |
| // typedef typename result_of<_Tp(_A0)>::type type; | |
| // }; | |
| // | |
| // template <class _Tp, bool _HasResultType, class _A0> | |
| // struct ______ref_return1 // _HasResultType is true | |
| // { | |
| // typedef typename __callable_type<_Tp>::result_type type; | |
| // }; | |
| // | |
| // template <class _Tp, class _A0, bool> | |
| // struct __ref_return1_member_data1; | |
| // | |
| // template <class _Rp, class _Cp, class _A0> | |
| // struct __ref_return1_member_data1<_Rp _Cp::*, _A0, true> | |
| // { | |
| // typedef typename __apply_cv<_A0, _Rp>::type& type; | |
| // }; | |
| // | |
| // template <class _Rp, class _Cp, class _A0> | |
| // struct __ref_return1_member_data1<_Rp _Cp::*, _A0, false> | |
| // { | |
| // static _A0 __a; | |
| // typedef typename __apply_cv<decltype(*__a), _Rp>::type& type; | |
| // }; | |
| // | |
| // template <class _Tp, class _A0> | |
| // struct __ref_return1_member_data; | |
| // | |
| // template <class _Rp, class _Cp, class _A0> | |
| // struct __ref_return1_member_data<_Rp _Cp::*, _A0> | |
| // : public __ref_return1_member_data1<_Rp _Cp::*, _A0, | |
| // is_same<typename remove_cv<_Cp>::type, | |
| // typename remove_cv<typename remove_reference<_A0>::type>::type>::value> | |
| // { | |
| // }; | |
| // | |
| // template <class _Tp, class _A0> | |
| // struct ______ref_return1<_Tp, false, _A0> // pointer to member data | |
| // : public __ref_return1_member_data<typename remove_cv<_Tp>::type, _A0> | |
| // { | |
| // }; | |
| // | |
| // template <class _Tp, class _A0> | |
| // struct ____ref_return1<_Tp, false, _A0> | |
| // : public ______ref_return1<typename remove_cv<_Tp>::type, | |
| // __has_result_type<__callable_type<typename remove_cv<_Tp>::type> >::value, _A0> | |
| // { | |
| // }; | |
| // | |
| // template <class _Tp, class _A0> | |
| // struct __ref_return1 | |
| // : public ____ref_return1<typename remove_reference<_Tp>::type, | |
| // is_class<typename remove_reference<_Tp>::type>::value, _A0> | |
| // { | |
| // }; | |
| // | |
| // __ref_return2 | |
| // | |
| // template <class _Tp, bool _IsClass, class _A0, class _A1> | |
| // struct ____ref_return2 // _IsClass is true | |
| // { | |
| // typedef typename result_of<_Tp(_A0, _A1)>::type type; | |
| // }; | |
| // | |
| // template <class _Tp, bool _HasResultType, class _A0, class _A1> | |
| // struct ______ref_return2 // _HasResultType is true | |
| // { | |
| // typedef typename __callable_type<_Tp>::result_type type; | |
| // }; | |
| // | |
| // template <class _Tp> | |
| // struct ______ref_return2<_Tp, false, class _A0, class _A1> // pointer to member data | |
| // { | |
| // static_assert(sizeof(_Tp) == 0, "An attempt has been made to `call` a pointer" | |
| // " to member data with too many arguments."); | |
| // }; | |
| // | |
| // template <class _Tp, class _A0, class _A1> | |
| // struct ____ref_return2<_Tp, false, _A0, _A1> | |
| // : public ______ref_return2<typename remove_cv<_Tp>::type, | |
| // __has_result_type<__callable_type<typename remove_cv<_Tp>::type> >::value, _A0, _A1> | |
| // { | |
| // }; | |
| // | |
| // template <class _Tp, class _A0, class _A1> | |
| // struct __ref_return2 | |
| // : public ____ref_return2<typename remove_reference<_Tp>::type, | |
| // is_class<typename remove_reference<_Tp>::type>::value, _A0, _A1> | |
| // { | |
| // }; | |
| // | |
| // __ref_return3 | |
| // | |
| // template <class _Tp, bool _IsClass, class _A0, class _A1, class _A2> | |
| // struct ____ref_return3 // _IsClass is true | |
| // { | |
| // typedef typename result_of<_Tp(_A0, _A1, _A2)>::type type; | |
| // }; | |
| // | |
| // template <class _Tp, bool _HasResultType, class _A0, class _A1, class _A2> | |
| // struct ______ref_return3 // _HasResultType is true | |
| // { | |
| // typedef typename __callable_type<_Tp>::result_type type; | |
| // }; | |
| // | |
| // template <class _Tp> | |
| // struct ______ref_return3<_Tp, false, class _A0, class _A1, class _A2> // pointer to member data | |
| // { | |
| // static_assert(sizeof(_Tp) == 0, "An attempt has been made to `call` a pointer" | |
| // " to member data with too many arguments."); | |
| // }; | |
| // | |
| // template <class _Tp, class _A0, class _A1, class _A2> | |
| // struct ____ref_return3<_Tp, false, _A0, _A1, _A2> | |
| // : public ______ref_return3<typename remove_cv<_Tp>::type, | |
| // __has_result_type<__callable_type<typename remove_cv<_Tp>::type> >::value, _A0, _A1, _A2> | |
| // { | |
| // }; | |
| // | |
| // template <class _Tp, class _A0, class _A1, class _A2> | |
| // struct __ref_return3 | |
| // : public ____ref_return3<typename remove_reference<_Tp>::type, | |
| // is_class<typename remove_reference<_Tp>::type>::value, _A0, _A1, _A2> | |
| // { | |
| // }; | |
| // first bullet | |
| template <class _Rp, class _Tp, class _T1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(), _T1& __t1) | |
| { | |
| return (__t1.*__f)(); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0), _T1& __t1, _A0& __a0) | |
| { | |
| return (__t1.*__f)(__a0); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0, class _A1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0, _A1), _T1& __t1, _A0& __a0, _A1& __a1) | |
| { | |
| return (__t1.*__f)(__a0, __a1); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0, class _A1, class _A2> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0, _A1, _A2), _T1& __t1, _A0& __a0, _A1& __a1, _A2& __a2) | |
| { | |
| return (__t1.*__f)(__a0, __a1, __a2); | |
| } | |
| template <class _Rp, class _Tp, class _T1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)() const, _T1& __t1) | |
| { | |
| return (__t1.*__f)(); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0) const, _T1& __t1, _A0& __a0) | |
| { | |
| return (__t1.*__f)(__a0); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0, class _A1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0, _A1) const, _T1& __t1, _A0& __a0, _A1& __a1) | |
| { | |
| return (__t1.*__f)(__a0, __a1); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0, class _A1, class _A2> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0, _A1, _A2) const, _T1& __t1, _A0& __a0, _A1& __a1, _A2& __a2) | |
| { | |
| return (__t1.*__f)(__a0, __a1, __a2); | |
| } | |
| template <class _Rp, class _Tp, class _T1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)() volatile, _T1& __t1) | |
| { | |
| return (__t1.*__f)(); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0) volatile, _T1& __t1, _A0& __a0) | |
| { | |
| return (__t1.*__f)(__a0); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0, class _A1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0, _A1) volatile, _T1& __t1, _A0& __a0, _A1& __a1) | |
| { | |
| return (__t1.*__f)(__a0, __a1); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0, class _A1, class _A2> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0, _A1, _A2) volatile, _T1& __t1, _A0& __a0, _A1& __a1, _A2& __a2) | |
| { | |
| return (__t1.*__f)(__a0, __a1, __a2); | |
| } | |
| template <class _Rp, class _Tp, class _T1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)() const volatile, _T1& __t1) | |
| { | |
| return (__t1.*__f)(); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0) const volatile, _T1& __t1, _A0& __a0) | |
| { | |
| return (__t1.*__f)(__a0); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0, class _A1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0, _A1) const volatile, _T1& __t1, _A0& __a0, _A1& __a1) | |
| { | |
| return (__t1.*__f)(__a0, __a1); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0, class _A1, class _A2> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0, _A1, _A2) const volatile, _T1& __t1, _A0& __a0, _A1& __a1, _A2& __a2) | |
| { | |
| return (__t1.*__f)(__a0, __a1, __a2); | |
| } | |
| // second bullet | |
| template <class _Rp, class _Tp, class _T1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(), _T1 __t1) | |
| { | |
| return ((*__t1).*__f)(); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0), _T1 __t1, _A0& __a0) | |
| { | |
| return ((*__t1).*__f)(__a0); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0, class _A1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0, _A1), _T1 __t1, _A0& __a0, _A1& __a1) | |
| { | |
| return ((*__t1).*__f)(__a0, __a1); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0, class _A1, class _A2> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0, _A1, _A2), _T1 __t1, _A0& __a0, _A1& __a1, _A2& __a2) | |
| { | |
| return ((*__t1).*__f)(__a0, __a1, __a2); | |
| } | |
| template <class _Rp, class _Tp, class _T1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)() const, _T1 __t1) | |
| { | |
| return ((*__t1).*__f)(); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0) const, _T1 __t1, _A0& __a0) | |
| { | |
| return ((*__t1).*__f)(__a0); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0, class _A1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0, _A1) const, _T1 __t1, _A0& __a0, _A1& __a1) | |
| { | |
| return ((*__t1).*__f)(__a0, __a1); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0, class _A1, class _A2> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0, _A1, _A2) const, _T1 __t1, _A0& __a0, _A1& __a1, _A2& __a2) | |
| { | |
| return ((*__t1).*__f)(__a0, __a1, __a2); | |
| } | |
| template <class _Rp, class _Tp, class _T1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)() volatile, _T1 __t1) | |
| { | |
| return ((*__t1).*__f)(); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0) volatile, _T1 __t1, _A0& __a0) | |
| { | |
| return ((*__t1).*__f)(__a0); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0, class _A1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0, _A1) volatile, _T1 __t1, _A0& __a0, _A1& __a1) | |
| { | |
| return ((*__t1).*__f)(__a0, __a1); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0, class _A1, class _A2> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0, _A1, _A2) volatile, _T1 __t1, _A0& __a0, _A1& __a1, _A2& __a2) | |
| { | |
| return ((*__t1).*__f)(__a0, __a1, __a2); | |
| } | |
| template <class _Rp, class _Tp, class _T1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)() const volatile, _T1 __t1) | |
| { | |
| return ((*__t1).*__f)(); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0) const volatile, _T1 __t1, _A0& __a0) | |
| { | |
| return ((*__t1).*__f)(__a0); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0, class _A1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0, _A1) const volatile, _T1 __t1, _A0& __a0, _A1& __a1) | |
| { | |
| return ((*__t1).*__f)(__a0, __a1); | |
| } | |
| template <class _Rp, class _Tp, class _T1, class _A0, class _A1, class _A2> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| _Rp | |
| >::type | |
| __invoke(_Rp (_Tp::*__f)(_A0, _A1, _A2) const volatile, _T1 __t1, _A0& __a0, _A1& __a1, _A2& __a2) | |
| { | |
| return ((*__t1).*__f)(__a0, __a1, __a2); | |
| } | |
| // third bullet | |
| template <class _Rp, class _Tp, class _T1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename enable_if | |
| < | |
| is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| typename __apply_cv<_T1, _Rp>::type& | |
| >::type | |
| __invoke(_Rp _Tp::* __f, _T1& __t1) | |
| { | |
| return __t1.*__f; | |
| } | |
| template <class _Rp, class _Tp> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| void | |
| __invoke(_Rp _Tp::*) | |
| { | |
| } | |
| // template <class _Dp, class _Rp, class _Tp, class _T1> | |
| // inline _LIBCPP_INLINE_VISIBILITY | |
| // typename enable_if | |
| // < | |
| // is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| // typename __ref_return1<_Rp _Tp::*, _T1>::type | |
| // >::type | |
| // __invoke(_Rp _Tp::* __f, _T1& __t1) | |
| // { | |
| // return __t1.*__f; | |
| // } | |
| // forth bullet | |
| template <class _T1, class _Rp, bool> | |
| struct __4th_helper | |
| { | |
| }; | |
| template <class _T1, class _Rp> | |
| struct __4th_helper<_T1, _Rp, true> | |
| { | |
| typedef typename __apply_cv<decltype(*_VSTD::declval<_T1>()), _Rp>::type type; | |
| }; | |
| template <class _Rp, class _Tp, class _T1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| typename __4th_helper<_T1, _Rp, | |
| !is_base_of<_Tp, | |
| typename remove_reference<_T1>::type | |
| >::value | |
| >::type& | |
| __invoke(_Rp _Tp::* __f, _T1& __t1) | |
| { | |
| return (*__t1).*__f; | |
| } | |
| // template <class _Dp, class _Rp, class _Tp, class _T1> | |
| // inline _LIBCPP_INLINE_VISIBILITY | |
| // typename enable_if | |
| // < | |
| // !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, | |
| // typename __ref_return1<_Rp _Tp::*, _T1>::type | |
| // >::type | |
| // __invoke(_Rp _Tp::* __f, _T1 __t1) | |
| // { | |
| // return (*__t1).*__f; | |
| // } | |
| // fifth bullet | |
| template <class _Fp> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| decltype(declval<_Fp>()()) | |
| __invoke(_Fp __f) | |
| { | |
| return __f(); | |
| } | |
| template <class _Fp, class _A0> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| decltype(declval<_Fp>()(declval<_A0&>())) | |
| __invoke(_Fp __f, _A0& __a0) | |
| { | |
| return __f(__a0); | |
| } | |
| template <class _Fp, class _A0, class _A1> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| decltype(declval<_Fp>()(declval<_A0&>(), declval<_A1&>())) | |
| __invoke(_Fp __f, _A0& __a0, _A1& __a1) | |
| { | |
| return __f(__a0, __a1); | |
| } | |
| template <class _Fp, class _A0, class _A1, class _A2> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| decltype(declval<_Fp>()(declval<_A0&>(), declval<_A1&>(), declval<_A2&>())) | |
| __invoke(_Fp __f, _A0& __a0, _A1& __a1, _A2& __a2) | |
| { | |
| return __f(__a0, __a1, __a2); | |
| } | |
| // template <class _Rp, class _Fp> | |
| // inline _LIBCPP_INLINE_VISIBILITY | |
| // _Rp | |
| // __invoke(_Fp& __f) | |
| // { | |
| // return __f(); | |
| // } | |
| // | |
| // template <class _Rp, class _Fp, class _A0> | |
| // inline _LIBCPP_INLINE_VISIBILITY | |
| // typename enable_if | |
| // < | |
| // !is_member_pointer<_Fp>::value, | |
| // _Rp | |
| // >::type | |
| // __invoke(_Fp& __f, _A0& __a0) | |
| // { | |
| // return __f(__a0); | |
| // } | |
| // | |
| // template <class _Rp, class _Fp, class _A0, class _A1> | |
| // inline _LIBCPP_INLINE_VISIBILITY | |
| // _Rp | |
| // __invoke(_Fp& __f, _A0& __a0, _A1& __a1) | |
| // { | |
| // return __f(__a0, __a1); | |
| // } | |
| // | |
| // template <class _Rp, class _Fp, class _A0, class _A1, class _A2> | |
| // inline _LIBCPP_INLINE_VISIBILITY | |
| // _Rp | |
| // __invoke(_Fp& __f, _A0& __a0, _A1& __a1, _A2& __a2) | |
| // { | |
| // return __f(__a0, __a1, __a2); | |
| // } | |
| template <class _Tp> | |
| struct __has_type | |
| { | |
| private: | |
| struct __two {char __lx; char __lxx;}; | |
| template <class _Up> static __two __test(...); | |
| template <class _Up> static char __test(typename _Up::type* = 0); | |
| public: | |
| static const bool value = sizeof(__test<_Tp>(0)) == 1; | |
| }; | |
| template <class _Fp, bool = __has_result_type<__weak_result_type<_Fp> >::value> | |
| struct __invoke_return | |
| { | |
| typedef typename __weak_result_type<_Fp>::result_type type; | |
| }; | |
| template <class _Fp> | |
| struct __invoke_return<_Fp, false> | |
| { | |
| typedef decltype(__invoke(_VSTD::declval<_Fp>())) type; | |
| }; | |
| template <class _Tp, class _A0> | |
| struct __invoke_return0 | |
| { | |
| typedef decltype(__invoke(_VSTD::declval<_Tp>(), _VSTD::declval<_A0>())) type; | |
| }; | |
| template <class _Rp, class _Tp, class _A0> | |
| struct __invoke_return0<_Rp _Tp::*, _A0> | |
| { | |
| typedef typename __apply_cv<_A0, _Rp>::type& type; | |
| }; | |
| template <class _Rp, class _Tp, class _A0> | |
| struct __invoke_return0<_Rp _Tp::*, _A0*> | |
| { | |
| typedef typename __apply_cv<_A0, _Rp>::type& type; | |
| }; | |
| template <class _Tp, class _A0, class _A1> | |
| struct __invoke_return1 | |
| { | |
| typedef decltype(__invoke(_VSTD::declval<_Tp>(), _VSTD::declval<_A0>(), | |
| _VSTD::declval<_A1>())) type; | |
| }; | |
| template <class _Tp, class _A0, class _A1, class _A2> | |
| struct __invoke_return2 | |
| { | |
| typedef decltype(__invoke(_VSTD::declval<_Tp>(), _VSTD::declval<_A0>(), | |
| _VSTD::declval<_A1>(), | |
| _VSTD::declval<_A2>())) type; | |
| }; | |
| template <class _Tp> | |
| class _LIBCPP_VISIBLE reference_wrapper | |
| : public __weak_result_type<_Tp> | |
| { | |
| public: | |
| // types | |
| typedef _Tp type; | |
| private: | |
| type* __f_; | |
| public: | |
| // construct/copy/destroy | |
| _LIBCPP_INLINE_VISIBILITY reference_wrapper(type& __f) : __f_(&__f) {} | |
| // access | |
| _LIBCPP_INLINE_VISIBILITY operator type& () const {return *__f_;} | |
| _LIBCPP_INLINE_VISIBILITY type& get() const {return *__f_;} | |
| // invoke | |
| _LIBCPP_INLINE_VISIBILITY | |
| typename __invoke_return<type&>::type | |
| operator() () const | |
| { | |
| return __invoke(get()); | |
| } | |
| template <class _A0> | |
| _LIBCPP_INLINE_VISIBILITY | |
| typename __invoke_return0<type&, _A0>::type | |
| operator() (_A0& __a0) const | |
| { | |
| return __invoke(get(), __a0); | |
| } | |
| template <class _A0, class _A1> | |
| _LIBCPP_INLINE_VISIBILITY | |
| typename __invoke_return1<type&, _A0, _A1>::type | |
| operator() (_A0& __a0, _A1& __a1) const | |
| { | |
| return __invoke(get(), __a0, __a1); | |
| } | |
| template <class _A0, class _A1, class _A2> | |
| _LIBCPP_INLINE_VISIBILITY | |
| typename __invoke_return2<type&, _A0, _A1, _A2>::type | |
| operator() (_A0& __a0, _A1& __a1, _A2& __a2) const | |
| { | |
| return __invoke(get(), __a0, __a1, __a2); | |
| } | |
| }; | |
| template <class _Tp> struct ____is_reference_wrapper : public false_type {}; | |
| template <class _Tp> struct ____is_reference_wrapper<reference_wrapper<_Tp> > : public true_type {}; | |
| template <class _Tp> struct __is_reference_wrapper | |
| : public ____is_reference_wrapper<typename remove_cv<_Tp>::type> {}; | |
| template <class _Tp> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| reference_wrapper<_Tp> | |
| ref(_Tp& __t) | |
| { | |
| return reference_wrapper<_Tp>(__t); | |
| } | |
| template <class _Tp> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| reference_wrapper<_Tp> | |
| ref(reference_wrapper<_Tp> __t) | |
| { | |
| return ref(__t.get()); | |
| } | |
| template <class _Tp> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| reference_wrapper<const _Tp> | |
| cref(const _Tp& __t) | |
| { | |
| return reference_wrapper<const _Tp>(__t); | |
| } | |
| template <class _Tp> | |
| inline _LIBCPP_INLINE_VISIBILITY | |
| reference_wrapper<const _Tp> | |
| cref(reference_wrapper<_Tp> __t) | |
| { | |
| return cref(__t.get()); | |
| } | |
| #endif // _LIBCPP_FUNCTIONAL_BASE_03 |