Implement n3789; constexpr support in named function objects git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@191626 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/functional b/include/functional index b5eb81c..d40f70a 100644 --- a/include/functional +++ b/include/functional
@@ -492,7 +492,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY plus : binary_function<_Tp, _Tp, _Tp> { - _LIBCPP_INLINE_VISIBILITY _Tp operator()(const _Tp& __x, const _Tp& __y) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + _Tp operator()(const _Tp& __x, const _Tp& __y) const {return __x + __y;} }; @@ -501,7 +502,8 @@ struct _LIBCPP_TYPE_VIS_ONLY plus<void> { template <class _T1, class _T2> - _LIBCPP_INLINE_VISIBILITY auto operator()(_T1&& __t, _T2&& __u) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + auto operator()(_T1&& __t, _T2&& __u) const { return _VSTD::forward<_T1>(__t) + _VSTD::forward<_T2>(__u); } typedef void is_transparent; }; @@ -515,7 +517,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY minus : binary_function<_Tp, _Tp, _Tp> { - _LIBCPP_INLINE_VISIBILITY _Tp operator()(const _Tp& __x, const _Tp& __y) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + _Tp operator()(const _Tp& __x, const _Tp& __y) const {return __x - __y;} }; @@ -524,7 +527,8 @@ struct _LIBCPP_TYPE_VIS_ONLY minus<void> { template <class _T1, class _T2> - _LIBCPP_INLINE_VISIBILITY auto operator()(_T1&& __t, _T2&& __u) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + auto operator()(_T1&& __t, _T2&& __u) const { return _VSTD::forward<_T1>(__t) - _VSTD::forward<_T2>(__u); } typedef void is_transparent; }; @@ -538,7 +542,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY multiplies : binary_function<_Tp, _Tp, _Tp> { - _LIBCPP_INLINE_VISIBILITY _Tp operator()(const _Tp& __x, const _Tp& __y) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + _Tp operator()(const _Tp& __x, const _Tp& __y) const {return __x * __y;} }; @@ -547,7 +552,8 @@ struct _LIBCPP_TYPE_VIS_ONLY multiplies<void> { template <class _T1, class _T2> - _LIBCPP_INLINE_VISIBILITY auto operator()(_T1&& __t, _T2&& __u) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + auto operator()(_T1&& __t, _T2&& __u) const { return _VSTD::forward<_T1>(__t) * _VSTD::forward<_T2>(__u); } typedef void is_transparent; }; @@ -561,7 +567,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY divides : binary_function<_Tp, _Tp, _Tp> { - _LIBCPP_INLINE_VISIBILITY _Tp operator()(const _Tp& __x, const _Tp& __y) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + _Tp operator()(const _Tp& __x, const _Tp& __y) const {return __x / __y;} }; @@ -570,7 +577,8 @@ struct _LIBCPP_TYPE_VIS_ONLY divides<void> { template <class _T1, class _T2> - _LIBCPP_INLINE_VISIBILITY auto operator()(_T1&& __t, _T2&& __u) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + auto operator()(_T1&& __t, _T2&& __u) const { return _VSTD::forward<_T1>(__t) / _VSTD::forward<_T2>(__u); } typedef void is_transparent; }; @@ -584,7 +592,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY modulus : binary_function<_Tp, _Tp, _Tp> { - _LIBCPP_INLINE_VISIBILITY _Tp operator()(const _Tp& __x, const _Tp& __y) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + _Tp operator()(const _Tp& __x, const _Tp& __y) const {return __x % __y;} }; @@ -593,7 +602,8 @@ struct _LIBCPP_TYPE_VIS_ONLY modulus<void> { template <class _T1, class _T2> - _LIBCPP_INLINE_VISIBILITY auto operator()(_T1&& __t, _T2&& __u) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + auto operator()(_T1&& __t, _T2&& __u) const { return _VSTD::forward<_T1>(__t) % _VSTD::forward<_T2>(__u); } typedef void is_transparent; }; @@ -607,7 +617,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY negate : unary_function<_Tp, _Tp> { - _LIBCPP_INLINE_VISIBILITY _Tp operator()(const _Tp& __x) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + _Tp operator()(const _Tp& __x) const {return -__x;} }; @@ -616,7 +627,8 @@ struct _LIBCPP_TYPE_VIS_ONLY negate<void> { template <class _Tp> - _LIBCPP_INLINE_VISIBILITY auto operator()(_Tp&& __x) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + auto operator()(_Tp&& __x) const { return -_VSTD::forward<_Tp>(__x); } typedef void is_transparent; }; @@ -630,7 +642,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY equal_to : binary_function<_Tp, _Tp, bool> { - _LIBCPP_INLINE_VISIBILITY bool operator()(const _Tp& __x, const _Tp& __y) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + bool operator()(const _Tp& __x, const _Tp& __y) const {return __x == __y;} }; @@ -638,7 +651,8 @@ template <> struct _LIBCPP_TYPE_VIS_ONLY equal_to<void> { - template <class _T1, class _T2> _LIBCPP_INLINE_VISIBILITY + template <class _T1, class _T2> + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY auto operator()(_T1&& __t, _T2&& __u) const { return _VSTD::forward<_T1>(__t) == _VSTD::forward<_T2>(__u); } typedef void is_transparent; @@ -653,7 +667,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY not_equal_to : binary_function<_Tp, _Tp, bool> { - _LIBCPP_INLINE_VISIBILITY bool operator()(const _Tp& __x, const _Tp& __y) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + bool operator()(const _Tp& __x, const _Tp& __y) const {return __x != __y;} }; @@ -661,7 +676,8 @@ template <> struct _LIBCPP_TYPE_VIS_ONLY not_equal_to<void> { - template <class _T1, class _T2> _LIBCPP_INLINE_VISIBILITY + template <class _T1, class _T2> + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY auto operator()(_T1&& __t, _T2&& __u) const { return _VSTD::forward<_T1>(__t) != _VSTD::forward<_T2>(__u); } typedef void is_transparent; @@ -676,7 +692,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY greater : binary_function<_Tp, _Tp, bool> { - _LIBCPP_INLINE_VISIBILITY bool operator()(const _Tp& __x, const _Tp& __y) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + bool operator()(const _Tp& __x, const _Tp& __y) const {return __x > __y;} }; @@ -684,7 +701,8 @@ template <> struct _LIBCPP_TYPE_VIS_ONLY greater<void> { - template <class _T1, class _T2> _LIBCPP_INLINE_VISIBILITY + template <class _T1, class _T2> + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY auto operator()(_T1&& __t, _T2&& __u) const { return _VSTD::forward<_T1>(__t) > _VSTD::forward<_T2>(__u); } typedef void is_transparent; @@ -701,7 +719,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY greater_equal : binary_function<_Tp, _Tp, bool> { - _LIBCPP_INLINE_VISIBILITY bool operator()(const _Tp& __x, const _Tp& __y) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + bool operator()(const _Tp& __x, const _Tp& __y) const {return __x >= __y;} }; @@ -709,7 +728,8 @@ template <> struct _LIBCPP_TYPE_VIS_ONLY greater_equal<void> { - template <class _T1, class _T2> _LIBCPP_INLINE_VISIBILITY + template <class _T1, class _T2> + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY auto operator()(_T1&& __t, _T2&& __u) const { return _VSTD::forward<_T1>(__t) >= _VSTD::forward<_T2>(__u); } typedef void is_transparent; @@ -724,7 +744,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY less_equal : binary_function<_Tp, _Tp, bool> { - _LIBCPP_INLINE_VISIBILITY bool operator()(const _Tp& __x, const _Tp& __y) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + bool operator()(const _Tp& __x, const _Tp& __y) const {return __x <= __y;} }; @@ -732,7 +753,8 @@ template <> struct _LIBCPP_TYPE_VIS_ONLY less_equal<void> { - template <class _T1, class _T2> _LIBCPP_INLINE_VISIBILITY + template <class _T1, class _T2> + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY auto operator()(_T1&& __t, _T2&& __u) const { return _VSTD::forward<_T1>(__t) <= _VSTD::forward<_T2>(__u); } typedef void is_transparent; @@ -747,7 +769,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY logical_and : binary_function<_Tp, _Tp, bool> { - _LIBCPP_INLINE_VISIBILITY bool operator()(const _Tp& __x, const _Tp& __y) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + bool operator()(const _Tp& __x, const _Tp& __y) const {return __x && __y;} }; @@ -755,7 +778,8 @@ template <> struct _LIBCPP_TYPE_VIS_ONLY logical_and<void> { - template <class _T1, class _T2> _LIBCPP_INLINE_VISIBILITY + template <class _T1, class _T2> + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY auto operator()(_T1&& __t, _T2&& __u) const { return _VSTD::forward<_T1>(__t) && _VSTD::forward<_T2>(__u); } typedef void is_transparent; @@ -770,7 +794,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY logical_or : binary_function<_Tp, _Tp, bool> { - _LIBCPP_INLINE_VISIBILITY bool operator()(const _Tp& __x, const _Tp& __y) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + bool operator()(const _Tp& __x, const _Tp& __y) const {return __x || __y;} }; @@ -778,7 +803,8 @@ template <> struct _LIBCPP_TYPE_VIS_ONLY logical_or<void> { - template <class _T1, class _T2> _LIBCPP_INLINE_VISIBILITY + template <class _T1, class _T2> + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY auto operator()(_T1&& __t, _T2&& __u) const { return _VSTD::forward<_T1>(__t) || _VSTD::forward<_T2>(__u); } typedef void is_transparent; @@ -793,7 +819,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY logical_not : unary_function<_Tp, bool> { - _LIBCPP_INLINE_VISIBILITY bool operator()(const _Tp& __x) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + bool operator()(const _Tp& __x) const {return !__x;} }; @@ -802,7 +829,8 @@ struct _LIBCPP_TYPE_VIS_ONLY logical_not<void> { template <class _Tp> - _LIBCPP_INLINE_VISIBILITY auto operator()(_Tp&& __x) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + auto operator()(_Tp&& __x) const { return !_VSTD::forward<_Tp>(__x); } typedef void is_transparent; }; @@ -816,7 +844,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY bit_and : binary_function<_Tp, _Tp, _Tp> { - _LIBCPP_INLINE_VISIBILITY _Tp operator()(const _Tp& __x, const _Tp& __y) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + _Tp operator()(const _Tp& __x, const _Tp& __y) const {return __x & __y;} }; @@ -824,7 +853,8 @@ template <> struct _LIBCPP_TYPE_VIS_ONLY bit_and<void> { - template <class _T1, class _T2> _LIBCPP_INLINE_VISIBILITY + template <class _T1, class _T2> + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY auto operator()(_T1&& __t, _T2&& __u) const { return _VSTD::forward<_T1>(__t) & _VSTD::forward<_T2>(__u); } typedef void is_transparent; @@ -839,7 +869,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY bit_or : binary_function<_Tp, _Tp, _Tp> { - _LIBCPP_INLINE_VISIBILITY _Tp operator()(const _Tp& __x, const _Tp& __y) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + _Tp operator()(const _Tp& __x, const _Tp& __y) const {return __x | __y;} }; @@ -847,7 +878,8 @@ template <> struct _LIBCPP_TYPE_VIS_ONLY bit_or<void> { - template <class _T1, class _T2> _LIBCPP_INLINE_VISIBILITY + template <class _T1, class _T2> + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY auto operator()(_T1&& __t, _T2&& __u) const { return _VSTD::forward<_T1>(__t) | _VSTD::forward<_T2>(__u); } typedef void is_transparent; @@ -862,7 +894,8 @@ #endif struct _LIBCPP_TYPE_VIS_ONLY bit_xor : binary_function<_Tp, _Tp, _Tp> { - _LIBCPP_INLINE_VISIBILITY _Tp operator()(const _Tp& __x, const _Tp& __y) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + _Tp operator()(const _Tp& __x, const _Tp& __y) const {return __x ^ __y;} }; @@ -870,7 +903,8 @@ template <> struct _LIBCPP_TYPE_VIS_ONLY bit_xor<void> { - template <class _T1, class _T2> _LIBCPP_INLINE_VISIBILITY + template <class _T1, class _T2> + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY auto operator()(_T1&& __t, _T2&& __u) const { return _VSTD::forward<_T1>(__t) ^ _VSTD::forward<_T2>(__u); } typedef void is_transparent; @@ -882,7 +916,8 @@ template <class _Tp = void> struct _LIBCPP_TYPE_VIS_ONLY bit_not : unary_function<_Tp, _Tp> { - _LIBCPP_INLINE_VISIBILITY _Tp operator()(const _Tp& __x) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + _Tp operator()(const _Tp& __x) const {return ~__x;} }; @@ -890,7 +925,8 @@ struct _LIBCPP_TYPE_VIS_ONLY bit_not<void> { template <class _Tp> - _LIBCPP_INLINE_VISIBILITY auto operator()(_Tp&& __x) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + auto operator()(_Tp&& __x) const { return ~_VSTD::forward<_Tp>(__x); } typedef void is_transparent; }; @@ -902,14 +938,16 @@ { _Predicate __pred_; public: - _LIBCPP_INLINE_VISIBILITY explicit unary_negate(const _Predicate& __pred) + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + explicit unary_negate(const _Predicate& __pred) : __pred_(__pred) {} - _LIBCPP_INLINE_VISIBILITY bool operator()(const typename _Predicate::argument_type& __x) const + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + bool operator()(const typename _Predicate::argument_type& __x) const {return !__pred_(__x);} }; template <class _Predicate> -inline _LIBCPP_INLINE_VISIBILITY +inline _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY unary_negate<_Predicate> not1(const _Predicate& __pred) {return unary_negate<_Predicate>(__pred);} @@ -921,15 +959,17 @@ { _Predicate __pred_; public: - _LIBCPP_INLINE_VISIBILITY explicit binary_negate(const _Predicate& __pred) - : __pred_(__pred) {} - _LIBCPP_INLINE_VISIBILITY bool operator()(const typename _Predicate::first_argument_type& __x, + _LIBCPP_INLINE_VISIBILITY explicit _LIBCPP_CONSTEXPR_AFTER_CXX11 + binary_negate(const _Predicate& __pred) : __pred_(__pred) {} + + _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY + bool operator()(const typename _Predicate::first_argument_type& __x, const typename _Predicate::second_argument_type& __y) const {return !__pred_(__x, __y);} }; template <class _Predicate> -inline _LIBCPP_INLINE_VISIBILITY +inline _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY binary_negate<_Predicate> not2(const _Predicate& __pred) {return binary_negate<_Predicate>(__pred);} 