diff options
Diffstat (limited to 'contrib/libc++/include/type_traits')
| -rw-r--r-- | contrib/libc++/include/type_traits | 480 |
1 files changed, 264 insertions, 216 deletions
diff --git a/contrib/libc++/include/type_traits b/contrib/libc++/include/type_traits index a8730ec..a97441d 100644 --- a/contrib/libc++/include/type_traits +++ b/contrib/libc++/include/type_traits @@ -28,6 +28,7 @@ namespace std // Primary classification traits: template <class T> struct is_void; + template <class T> struct is_null_pointer; // C++14 template <class T> struct is_integral; template <class T> struct is_floating_point; template <class T> struct is_array; @@ -208,16 +209,16 @@ namespace std _LIBCPP_BEGIN_NAMESPACE_STD template <bool _Bp, class _If, class _Then> - struct _LIBCPP_TYPE_VIS conditional {typedef _If type;}; + struct _LIBCPP_TYPE_VIS_ONLY conditional {typedef _If type;}; template <class _If, class _Then> - struct _LIBCPP_TYPE_VIS conditional<false, _If, _Then> {typedef _Then type;}; + struct _LIBCPP_TYPE_VIS_ONLY conditional<false, _If, _Then> {typedef _Then type;}; #if _LIBCPP_STD_VER > 11 template <bool _Bp, class _If, class _Then> using conditional_t = typename conditional<_Bp, _If, _Then>::type; #endif -template <bool, class _Tp = void> struct _LIBCPP_TYPE_VIS enable_if {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS enable_if<true, _Tp> {typedef _Tp type;}; +template <bool, class _Tp = void> struct _LIBCPP_TYPE_VIS_ONLY enable_if {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY enable_if<true, _Tp> {typedef _Tp type;}; #if _LIBCPP_STD_VER > 11 template <bool _Bp, class _Tp = void> using enable_if_t = typename enable_if<_Bp, _Tp>::type; @@ -229,13 +230,17 @@ struct __two {char __lx[2];}; // helper class: template <class _Tp, _Tp __v> -struct _LIBCPP_TYPE_VIS integral_constant +struct _LIBCPP_TYPE_VIS_ONLY integral_constant { static _LIBCPP_CONSTEXPR const _Tp value = __v; typedef _Tp value_type; typedef integral_constant type; _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR operator value_type() const {return value;} +#if _LIBCPP_STD_VER > 11 + _LIBCPP_INLINE_VISIBILITY + constexpr value_type operator ()() const {return value;} +#endif }; template <class _Tp, _Tp __v> @@ -246,33 +251,33 @@ typedef integral_constant<bool, false> false_type; // is_const -template <class _Tp> struct _LIBCPP_TYPE_VIS is_const : public false_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_const<_Tp const> : public true_type {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_const : public false_type {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_const<_Tp const> : public true_type {}; // is_volatile -template <class _Tp> struct _LIBCPP_TYPE_VIS is_volatile : public false_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_volatile<_Tp volatile> : public true_type {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_volatile : public false_type {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_volatile<_Tp volatile> : public true_type {}; // remove_const -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_const {typedef _Tp type;}; -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_const<const _Tp> {typedef _Tp type;}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_const {typedef _Tp type;}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_const<const _Tp> {typedef _Tp type;}; #if _LIBCPP_STD_VER > 11 template <class _Tp> using remove_const_t = typename remove_const<_Tp>::type; #endif // remove_volatile -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_volatile {typedef _Tp type;}; -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_volatile<volatile _Tp> {typedef _Tp type;}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_volatile {typedef _Tp type;}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_volatile<volatile _Tp> {typedef _Tp type;}; #if _LIBCPP_STD_VER > 11 template <class _Tp> using remove_volatile_t = typename remove_volatile<_Tp>::type; #endif // remove_cv -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_cv +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_cv {typedef typename remove_volatile<typename remove_const<_Tp>::type>::type type;}; #if _LIBCPP_STD_VER > 11 template <class _Tp> using remove_cv_t = typename remove_cv<_Tp>::type; @@ -283,7 +288,7 @@ template <class _Tp> using remove_cv_t = typename remove_cv<_Tp>::type; template <class _Tp> struct __libcpp_is_void : public false_type {}; template <> struct __libcpp_is_void<void> : public true_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_void +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_void : public __libcpp_is_void<typename remove_cv<_Tp>::type> {}; // __is_nullptr_t @@ -291,9 +296,14 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS is_void template <class _Tp> struct __libcpp___is_nullptr : public false_type {}; template <> struct __libcpp___is_nullptr<nullptr_t> : public true_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS __is_nullptr_t +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY __is_nullptr_t : public __libcpp___is_nullptr<typename remove_cv<_Tp>::type> {}; +#if _LIBCPP_STD_VER > 11 +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_null_pointer + : public ____is_nullptr_t<typename remove_cv<_Tp>::type> {}; +#endif + // is_integral template <class _Tp> struct __libcpp_is_integral : public false_type {}; @@ -315,7 +325,7 @@ template <> struct __libcpp_is_integral<unsigned long> : public tr template <> struct __libcpp_is_integral<long long> : public true_type {}; template <> struct __libcpp_is_integral<unsigned long long> : public true_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_integral +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_integral : public __libcpp_is_integral<typename remove_cv<_Tp>::type> {}; // is_floating_point @@ -325,16 +335,16 @@ template <> struct __libcpp_is_floating_point<float> : public tru template <> struct __libcpp_is_floating_point<double> : public true_type {}; template <> struct __libcpp_is_floating_point<long double> : public true_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_floating_point +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_floating_point : public __libcpp_is_floating_point<typename remove_cv<_Tp>::type> {}; // is_array -template <class _Tp> struct _LIBCPP_TYPE_VIS is_array +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_array : public false_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_array<_Tp[]> +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_array<_Tp[]> : public true_type {}; -template <class _Tp, size_t _Np> struct _LIBCPP_TYPE_VIS is_array<_Tp[_Np]> +template <class _Tp, size_t _Np> struct _LIBCPP_TYPE_VIS_ONLY is_array<_Tp[_Np]> : public true_type {}; // is_pointer @@ -342,23 +352,23 @@ template <class _Tp, size_t _Np> struct _LIBCPP_TYPE_VIS is_array<_Tp[_Np]> template <class _Tp> struct __libcpp_is_pointer : public false_type {}; template <class _Tp> struct __libcpp_is_pointer<_Tp*> : public true_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_pointer +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_pointer : public __libcpp_is_pointer<typename remove_cv<_Tp>::type> {}; // is_reference -template <class _Tp> struct _LIBCPP_TYPE_VIS is_lvalue_reference : public false_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_lvalue_reference<_Tp&> : public true_type {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_lvalue_reference : public false_type {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_lvalue_reference<_Tp&> : public true_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_rvalue_reference : public false_type {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_rvalue_reference : public false_type {}; #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES -template <class _Tp> struct _LIBCPP_TYPE_VIS is_rvalue_reference<_Tp&&> : public true_type {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_rvalue_reference<_Tp&&> : public true_type {}; #endif -template <class _Tp> struct _LIBCPP_TYPE_VIS is_reference : public false_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_reference<_Tp&> : public true_type {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_reference : public false_type {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_reference<_Tp&> : public true_type {}; #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES -template <class _Tp> struct _LIBCPP_TYPE_VIS is_reference<_Tp&&> : public true_type {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_reference<_Tp&&> : public true_type {}; #endif #if defined(__clang__) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) @@ -369,13 +379,13 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS is_reference<_Tp&&> : public true_t #if __has_feature(is_union) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) -template <class _Tp> struct _LIBCPP_TYPE_VIS is_union +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_union : public integral_constant<bool, __is_union(_Tp)> {}; #else template <class _Tp> struct __libcpp_union : public false_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_union +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_union : public __libcpp_union<typename remove_cv<_Tp>::type> {}; #endif @@ -384,7 +394,7 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS is_union #if __has_feature(is_class) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) -template <class _Tp> struct _LIBCPP_TYPE_VIS is_class +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_class : public integral_constant<bool, __is_class(_Tp)> {}; #else @@ -395,15 +405,15 @@ template <class _Tp> char __test(int _Tp::*); template <class _Tp> __two __test(...); } -template <class _Tp> struct _LIBCPP_TYPE_VIS is_class +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_class : public integral_constant<bool, sizeof(__is_class_imp::__test<_Tp>(0)) == 1 && !is_union<_Tp>::value> {}; #endif // is_same -template <class _Tp, class _Up> struct _LIBCPP_TYPE_VIS is_same : public false_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_same<_Tp, _Tp> : public true_type {}; +template <class _Tp, class _Up> struct _LIBCPP_TYPE_VIS_ONLY is_same : public false_type {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_same<_Tp, _Tp> : public true_type {}; // is_function @@ -418,13 +428,13 @@ template <class _Tp, bool = is_class<_Tp>::value || is_union<_Tp>::value || is_void<_Tp>::value || is_reference<_Tp>::value || - is_same<_Tp, nullptr_t>::value > + __is_nullptr_t<_Tp>::value > struct __libcpp_is_function : public integral_constant<bool, sizeof(__is_function_imp::__test<_Tp>(__is_function_imp::__source<_Tp>())) == 1> {}; template <class _Tp> struct __libcpp_is_function<_Tp, true> : public false_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_function +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_function : public __libcpp_is_function<_Tp> {}; // is_member_function_pointer @@ -432,7 +442,7 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS is_function template <class _Tp> struct __libcpp_is_member_function_pointer : public false_type {}; template <class _Tp, class _Up> struct __libcpp_is_member_function_pointer<_Tp _Up::*> : public is_function<_Tp> {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_member_function_pointer +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_member_function_pointer : public __libcpp_is_member_function_pointer<typename remove_cv<_Tp>::type> {}; // is_member_pointer @@ -440,12 +450,12 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS is_member_function_pointer template <class _Tp> struct __libcpp_is_member_pointer : public false_type {}; template <class _Tp, class _Up> struct __libcpp_is_member_pointer<_Tp _Up::*> : public true_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_member_pointer +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_member_pointer : public __libcpp_is_member_pointer<typename remove_cv<_Tp>::type> {}; // is_member_object_pointer -template <class _Tp> struct _LIBCPP_TYPE_VIS is_member_object_pointer +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_member_object_pointer : public integral_constant<bool, is_member_pointer<_Tp>::value && !is_member_function_pointer<_Tp>::value> {}; @@ -453,12 +463,12 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS is_member_object_pointer #if __has_feature(is_enum) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) -template <class _Tp> struct _LIBCPP_TYPE_VIS is_enum +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_enum : public integral_constant<bool, __is_enum(_Tp)> {}; #else -template <class _Tp> struct _LIBCPP_TYPE_VIS is_enum +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_enum : public integral_constant<bool, !is_void<_Tp>::value && !is_integral<_Tp>::value && !is_floating_point<_Tp>::value && @@ -474,31 +484,31 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS is_enum // is_arithmetic -template <class _Tp> struct _LIBCPP_TYPE_VIS is_arithmetic +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_arithmetic : public integral_constant<bool, is_integral<_Tp>::value || is_floating_point<_Tp>::value> {}; // is_fundamental -template <class _Tp> struct _LIBCPP_TYPE_VIS is_fundamental +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_fundamental : public integral_constant<bool, is_void<_Tp>::value || __is_nullptr_t<_Tp>::value || is_arithmetic<_Tp>::value> {}; // is_scalar -template <class _Tp> struct _LIBCPP_TYPE_VIS is_scalar +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_scalar : public integral_constant<bool, is_arithmetic<_Tp>::value || is_member_pointer<_Tp>::value || is_pointer<_Tp>::value || __is_nullptr_t<_Tp>::value || is_enum<_Tp>::value > {}; -template <> struct _LIBCPP_TYPE_VIS is_scalar<nullptr_t> : public true_type {}; +template <> struct _LIBCPP_TYPE_VIS_ONLY is_scalar<nullptr_t> : public true_type {}; // is_object -template <class _Tp> struct _LIBCPP_TYPE_VIS is_object +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_object : public integral_constant<bool, is_scalar<_Tp>::value || is_array<_Tp>::value || is_union<_Tp>::value || @@ -506,7 +516,7 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS is_object // is_compound -template <class _Tp> struct _LIBCPP_TYPE_VIS is_compound +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_compound : public integral_constant<bool, !is_fundamental<_Tp>::value> {}; // add_const @@ -519,7 +529,7 @@ struct __add_const {typedef _Tp type;}; template <class _Tp> struct __add_const<_Tp, false> {typedef const _Tp type;}; -template <class _Tp> struct _LIBCPP_TYPE_VIS add_const +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY add_const {typedef typename __add_const<_Tp>::type type;}; #if _LIBCPP_STD_VER > 11 @@ -536,7 +546,7 @@ struct __add_volatile {typedef _Tp type;}; template <class _Tp> struct __add_volatile<_Tp, false> {typedef volatile _Tp type;}; -template <class _Tp> struct _LIBCPP_TYPE_VIS add_volatile +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY add_volatile {typedef typename __add_volatile<_Tp>::type type;}; #if _LIBCPP_STD_VER > 11 @@ -545,7 +555,7 @@ template <class _Tp> using add_volatile_t = typename add_volatile<_Tp>::type; // add_cv -template <class _Tp> struct _LIBCPP_TYPE_VIS add_cv +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY add_cv {typedef typename add_const<typename add_volatile<_Tp>::type>::type type;}; #if _LIBCPP_STD_VER > 11 @@ -554,10 +564,10 @@ template <class _Tp> using add_cv_t = typename add_cv<_Tp>::type; // remove_reference -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_reference {typedef _Tp type;}; -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_reference<_Tp&> {typedef _Tp type;}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_reference {typedef _Tp type;}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_reference<_Tp&> {typedef _Tp type;}; #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_reference<_Tp&&> {typedef _Tp type;}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_reference<_Tp&&> {typedef _Tp type;}; #endif #if _LIBCPP_STD_VER > 11 @@ -566,12 +576,12 @@ template <class _Tp> using remove_reference_t = typename remove_reference<_Tp>:: // add_lvalue_reference -template <class _Tp> struct _LIBCPP_TYPE_VIS add_lvalue_reference {typedef _Tp& type;}; -template <class _Tp> struct _LIBCPP_TYPE_VIS add_lvalue_reference<_Tp&> {typedef _Tp& type;}; // for older compiler -template <> struct _LIBCPP_TYPE_VIS add_lvalue_reference<void> {typedef void type;}; -template <> struct _LIBCPP_TYPE_VIS add_lvalue_reference<const void> {typedef const void type;}; -template <> struct _LIBCPP_TYPE_VIS add_lvalue_reference<volatile void> {typedef volatile void type;}; -template <> struct _LIBCPP_TYPE_VIS add_lvalue_reference<const volatile void> {typedef const volatile void type;}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY add_lvalue_reference {typedef _Tp& type;}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY add_lvalue_reference<_Tp&> {typedef _Tp& type;}; // for older compiler +template <> struct _LIBCPP_TYPE_VIS_ONLY add_lvalue_reference<void> {typedef void type;}; +template <> struct _LIBCPP_TYPE_VIS_ONLY add_lvalue_reference<const void> {typedef const void type;}; +template <> struct _LIBCPP_TYPE_VIS_ONLY add_lvalue_reference<volatile void> {typedef volatile void type;}; +template <> struct _LIBCPP_TYPE_VIS_ONLY add_lvalue_reference<const volatile void> {typedef const volatile void type;}; #if _LIBCPP_STD_VER > 11 template <class _Tp> using add_lvalue_reference_t = typename add_lvalue_reference<_Tp>::type; @@ -579,11 +589,11 @@ template <class _Tp> using add_lvalue_reference_t = typename add_lvalue_referenc #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES -template <class _Tp> struct _LIBCPP_TYPE_VIS add_rvalue_reference {typedef _Tp&& type;}; -template <> struct _LIBCPP_TYPE_VIS add_rvalue_reference<void> {typedef void type;}; -template <> struct _LIBCPP_TYPE_VIS add_rvalue_reference<const void> {typedef const void type;}; -template <> struct _LIBCPP_TYPE_VIS add_rvalue_reference<volatile void> {typedef volatile void type;}; -template <> struct _LIBCPP_TYPE_VIS add_rvalue_reference<const volatile void> {typedef const volatile void type;}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY add_rvalue_reference {typedef _Tp&& type;}; +template <> struct _LIBCPP_TYPE_VIS_ONLY add_rvalue_reference<void> {typedef void type;}; +template <> struct _LIBCPP_TYPE_VIS_ONLY add_rvalue_reference<const void> {typedef const void type;}; +template <> struct _LIBCPP_TYPE_VIS_ONLY add_rvalue_reference<volatile void> {typedef volatile void type;}; +template <> struct _LIBCPP_TYPE_VIS_ONLY add_rvalue_reference<const volatile void> {typedef const volatile void type;}; #if _LIBCPP_STD_VER > 11 template <class _Tp> using add_rvalue_reference_t = typename add_rvalue_reference<_Tp>::type; @@ -612,11 +622,11 @@ struct __any // remove_pointer -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_pointer {typedef _Tp type;}; -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_pointer<_Tp*> {typedef _Tp type;}; -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_pointer<_Tp* const> {typedef _Tp type;}; -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_pointer<_Tp* volatile> {typedef _Tp type;}; -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_pointer<_Tp* const volatile> {typedef _Tp type;}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_pointer {typedef _Tp type;}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_pointer<_Tp*> {typedef _Tp type;}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_pointer<_Tp* const> {typedef _Tp type;}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_pointer<_Tp* volatile> {typedef _Tp type;}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_pointer<_Tp* const volatile> {typedef _Tp type;}; #if _LIBCPP_STD_VER > 11 template <class _Tp> using remove_pointer_t = typename remove_pointer<_Tp>::type; @@ -624,7 +634,7 @@ template <class _Tp> using remove_pointer_t = typename remove_pointer<_Tp>::type // add_pointer -template <class _Tp> struct _LIBCPP_TYPE_VIS add_pointer +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY add_pointer {typedef typename remove_reference<_Tp>::type* type;}; #if _LIBCPP_STD_VER > 11 @@ -644,7 +654,7 @@ struct __libcpp_is_signed : public ___is_signed<_Tp> {}; template <class _Tp> struct __libcpp_is_signed<_Tp, false> : public false_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_signed : public __libcpp_is_signed<_Tp> {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_signed : public __libcpp_is_signed<_Tp> {}; // is_unsigned @@ -659,37 +669,37 @@ struct __libcpp_is_unsigned : public ___is_unsigned<_Tp> {}; template <class _Tp> struct __libcpp_is_unsigned<_Tp, false> : public false_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_unsigned : public __libcpp_is_unsigned<_Tp> {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_unsigned : public __libcpp_is_unsigned<_Tp> {}; // rank -template <class _Tp> struct _LIBCPP_TYPE_VIS rank +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY rank : public integral_constant<size_t, 0> {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS rank<_Tp[]> +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY rank<_Tp[]> : public integral_constant<size_t, rank<_Tp>::value + 1> {}; -template <class _Tp, size_t _Np> struct _LIBCPP_TYPE_VIS rank<_Tp[_Np]> +template <class _Tp, size_t _Np> struct _LIBCPP_TYPE_VIS_ONLY rank<_Tp[_Np]> : public integral_constant<size_t, rank<_Tp>::value + 1> {}; // extent -template <class _Tp, unsigned _Ip = 0> struct _LIBCPP_TYPE_VIS extent +template <class _Tp, unsigned _Ip = 0> struct _LIBCPP_TYPE_VIS_ONLY extent : public integral_constant<size_t, 0> {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS extent<_Tp[], 0> +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY extent<_Tp[], 0> : public integral_constant<size_t, 0> {}; -template <class _Tp, unsigned _Ip> struct _LIBCPP_TYPE_VIS extent<_Tp[], _Ip> +template <class _Tp, unsigned _Ip> struct _LIBCPP_TYPE_VIS_ONLY extent<_Tp[], _Ip> : public integral_constant<size_t, extent<_Tp, _Ip-1>::value> {}; -template <class _Tp, size_t _Np> struct _LIBCPP_TYPE_VIS extent<_Tp[_Np], 0> +template <class _Tp, size_t _Np> struct _LIBCPP_TYPE_VIS_ONLY extent<_Tp[_Np], 0> : public integral_constant<size_t, _Np> {}; -template <class _Tp, size_t _Np, unsigned _Ip> struct _LIBCPP_TYPE_VIS extent<_Tp[_Np], _Ip> +template <class _Tp, size_t _Np, unsigned _Ip> struct _LIBCPP_TYPE_VIS_ONLY extent<_Tp[_Np], _Ip> : public integral_constant<size_t, extent<_Tp, _Ip-1>::value> {}; // remove_extent -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_extent +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_extent {typedef _Tp type;}; -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_extent<_Tp[]> +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_extent<_Tp[]> {typedef _Tp type;}; -template <class _Tp, size_t _Np> struct _LIBCPP_TYPE_VIS remove_extent<_Tp[_Np]> +template <class _Tp, size_t _Np> struct _LIBCPP_TYPE_VIS_ONLY remove_extent<_Tp[_Np]> {typedef _Tp type;}; #if _LIBCPP_STD_VER > 11 @@ -698,17 +708,42 @@ template <class _Tp> using remove_extent_t = typename remove_extent<_Tp>::type; // remove_all_extents -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_all_extents +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_all_extents {typedef _Tp type;}; -template <class _Tp> struct _LIBCPP_TYPE_VIS remove_all_extents<_Tp[]> +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY remove_all_extents<_Tp[]> {typedef typename remove_all_extents<_Tp>::type type;}; -template <class _Tp, size_t _Np> struct _LIBCPP_TYPE_VIS remove_all_extents<_Tp[_Np]> +template <class _Tp, size_t _Np> struct _LIBCPP_TYPE_VIS_ONLY remove_all_extents<_Tp[_Np]> {typedef typename remove_all_extents<_Tp>::type type;}; #if _LIBCPP_STD_VER > 11 template <class _Tp> using remove_all_extents_t = typename remove_all_extents<_Tp>::type; #endif +// decay + +template <class _Tp> +struct _LIBCPP_TYPE_VIS_ONLY decay +{ +private: + typedef typename remove_reference<_Tp>::type _Up; +public: + typedef typename conditional + < + is_array<_Up>::value, + typename remove_extent<_Up>::type*, + typename conditional + < + is_function<_Up>::value, + typename add_pointer<_Up>::type, + typename remove_cv<_Up>::type + >::type + >::type type; +}; + +#if _LIBCPP_STD_VER > 11 +template <class _Tp> using decay_t = typename decay<_Tp>::type; +#endif + // is_abstract namespace __is_abstract_imp @@ -722,14 +757,14 @@ struct __libcpp_abstract : public integral_constant<bool, sizeof(__is_abstract_i template <class _Tp> struct __libcpp_abstract<_Tp, false> : public false_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_abstract : public __libcpp_abstract<_Tp> {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_abstract : public __libcpp_abstract<_Tp> {}; // is_base_of -#ifdef _LIBCP_HAS_IS_BASE_OF +#ifdef _LIBCPP_HAS_IS_BASE_OF template <class _Bp, class _Dp> -struct _LIBCPP_TYPE_VIS is_base_of +struct _LIBCPP_TYPE_VIS_ONLY is_base_of : public integral_constant<bool, __is_base_of(_Bp, _Dp)> {}; #else // __has_feature(is_base_of) @@ -753,7 +788,7 @@ template <class _Bp, class _Dp> __two __test(...); } template <class _Bp, class _Dp> -struct _LIBCPP_TYPE_VIS is_base_of +struct _LIBCPP_TYPE_VIS_ONLY is_base_of : public integral_constant<bool, is_class<_Bp>::value && sizeof(__is_base_of_imp::__test<_Bp, _Dp>(0)) == 2> {}; @@ -763,7 +798,7 @@ struct _LIBCPP_TYPE_VIS is_base_of #if __has_feature(is_convertible_to) -template <class _T1, class _T2> struct _LIBCPP_TYPE_VIS is_convertible +template <class _T1, class _T2> struct _LIBCPP_TYPE_VIS_ONLY is_convertible : public integral_constant<bool, __is_convertible_to(_T1, _T2) && !is_abstract<_T2>::value> {}; @@ -869,7 +904,7 @@ template <class _T1, class _T2> struct __is_convertible<_T1, _T2, 1, 3> : public template <class _T1, class _T2> struct __is_convertible<_T1, _T2, 2, 3> : public false_type {}; template <class _T1, class _T2> struct __is_convertible<_T1, _T2, 3, 3> : public true_type {}; -template <class _T1, class _T2> struct _LIBCPP_TYPE_VIS is_convertible +template <class _T1, class _T2> struct _LIBCPP_TYPE_VIS_ONLY is_convertible : public __is_convertible<_T1, _T2> { static const size_t __complete_check1 = __is_convertible_check<_T1>::__v; @@ -883,7 +918,7 @@ template <class _T1, class _T2> struct _LIBCPP_TYPE_VIS is_convertible #if __has_feature(is_empty) template <class _Tp> -struct _LIBCPP_TYPE_VIS is_empty +struct _LIBCPP_TYPE_VIS_ONLY is_empty : public integral_constant<bool, __is_empty(_Tp)> {}; #else // __has_feature(is_empty) @@ -905,7 +940,7 @@ struct __libcpp_empty : public integral_constant<bool, sizeof(__is_empty1<_Tp>) template <class _Tp> struct __libcpp_empty<_Tp, false> : public false_type {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_empty : public __libcpp_empty<_Tp> {}; +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_empty : public __libcpp_empty<_Tp> {}; #endif // __has_feature(is_empty) @@ -914,7 +949,7 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS is_empty : public __libcpp_empty<_T #if __has_feature(is_polymorphic) template <class _Tp> -struct _LIBCPP_TYPE_VIS is_polymorphic +struct _LIBCPP_TYPE_VIS_ONLY is_polymorphic : public integral_constant<bool, __is_polymorphic(_Tp)> {}; #else @@ -924,7 +959,7 @@ template<typename _Tp> char &__is_polymorphic_impl( int>::type); template<typename _Tp> __two &__is_polymorphic_impl(...); -template <class _Tp> struct _LIBCPP_TYPE_VIS is_polymorphic +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_polymorphic : public integral_constant<bool, sizeof(__is_polymorphic_impl<_Tp>(0)) == 1> {}; #endif // __has_feature(is_polymorphic) @@ -933,19 +968,19 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS is_polymorphic #if __has_feature(has_virtual_destructor) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) -template <class _Tp> struct _LIBCPP_TYPE_VIS has_virtual_destructor +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY has_virtual_destructor : public integral_constant<bool, __has_virtual_destructor(_Tp)> {}; #else // _LIBCPP_HAS_TYPE_TRAITS -template <class _Tp> struct _LIBCPP_TYPE_VIS has_virtual_destructor +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY has_virtual_destructor : public false_type {}; #endif // _LIBCPP_HAS_TYPE_TRAITS // alignment_of -template <class _Tp> struct _LIBCPP_TYPE_VIS alignment_of +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY alignment_of : public integral_constant<size_t, __alignof__(_Tp)> {}; // aligned_storage @@ -1033,7 +1068,7 @@ struct __find_max_align<__type_list<_Hp, _Tp>, _Len> : public integral_constant<size_t, __select_align<_Len, _Hp::value, __find_max_align<_Tp, _Len>::value>::value> {}; template <size_t _Len, size_t _Align = __find_max_align<__all_types, _Len>::value> -struct _LIBCPP_TYPE_VIS aligned_storage +struct _LIBCPP_TYPE_VIS_ONLY aligned_storage { typedef typename __find_pod<__all_types, _Align>::type _Aligner; static_assert(!is_void<_Aligner>::value, ""); @@ -1051,7 +1086,7 @@ template <size_t _Len, size_t _Align = __find_max_align<__all_types, _Len>::valu #define _CREATE_ALIGNED_STORAGE_SPECIALIZATION(n) \ template <size_t _Len>\ -struct _LIBCPP_TYPE_VIS aligned_storage<_Len, n>\ +struct _LIBCPP_TYPE_VIS_ONLY aligned_storage<_Len, n>\ {\ struct _ALIGNAS(n) type\ {\ @@ -1074,9 +1109,9 @@ _CREATE_ALIGNED_STORAGE_SPECIALIZATION(0x800); _CREATE_ALIGNED_STORAGE_SPECIALIZATION(0x1000); _CREATE_ALIGNED_STORAGE_SPECIALIZATION(0x2000); // MSDN says that MSVC does not support alignment beyond 8192 (=0x2000) -#if !defined(_MSC_VER) +#if !defined(_LIBCPP_MSVC) _CREATE_ALIGNED_STORAGE_SPECIALIZATION(0x4000); -#endif // !_MSC_VER +#endif // !_LIBCPP_MSVC #undef _CREATE_ALIGNED_STORAGE_SPECIALIZATION @@ -1270,7 +1305,7 @@ template <> struct __make_signed< signed long long, true> {typedef long long ty template <> struct __make_signed<unsigned long long, true> {typedef long long type;}; template <class _Tp> -struct _LIBCPP_TYPE_VIS make_signed +struct _LIBCPP_TYPE_VIS_ONLY make_signed { typedef typename __apply_cv<_Tp, typename __make_signed<typename remove_cv<_Tp>::type>::type>::type type; }; @@ -1299,7 +1334,7 @@ template <> struct __make_unsigned< signed long long, true> {typedef unsigned l template <> struct __make_unsigned<unsigned long long, true> {typedef unsigned long long type;}; template <class _Tp> -struct _LIBCPP_TYPE_VIS make_unsigned +struct _LIBCPP_TYPE_VIS_ONLY make_unsigned { typedef typename __apply_cv<_Tp, typename __make_unsigned<typename remove_cv<_Tp>::type>::type>::type type; }; @@ -1311,21 +1346,21 @@ template <class _Tp> using make_unsigned_t = typename make_unsigned<_Tp>::type; #ifdef _LIBCPP_HAS_NO_VARIADICS template <class _Tp, class _Up = void, class V = void> -struct _LIBCPP_TYPE_VIS common_type +struct _LIBCPP_TYPE_VIS_ONLY common_type { public: typedef typename common_type<typename common_type<_Tp, _Up>::type, V>::type type; }; template <class _Tp> -struct _LIBCPP_TYPE_VIS common_type<_Tp, void, void> +struct _LIBCPP_TYPE_VIS_ONLY common_type<_Tp, void, void> { public: typedef _Tp type; }; template <class _Tp, class _Up> -struct _LIBCPP_TYPE_VIS common_type<_Tp, _Up, void> +struct _LIBCPP_TYPE_VIS_ONLY common_type<_Tp, _Up, void> { private: #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES @@ -1344,24 +1379,24 @@ public: template <class ..._Tp> struct common_type; template <class _Tp> -struct _LIBCPP_TYPE_VIS common_type<_Tp> +struct _LIBCPP_TYPE_VIS_ONLY common_type<_Tp> { - typedef _Tp type; + typedef typename decay<_Tp>::type type; }; template <class _Tp, class _Up> -struct _LIBCPP_TYPE_VIS common_type<_Tp, _Up> +struct _LIBCPP_TYPE_VIS_ONLY common_type<_Tp, _Up> { private: static _Tp&& __t(); static _Up&& __u(); static bool __f(); public: - typedef typename remove_reference<decltype(__f() ? __t() : __u())>::type type; + typedef typename decay<decltype(__f() ? __t() : __u())>::type type; }; template <class _Tp, class _Up, class ..._Vp> -struct _LIBCPP_TYPE_VIS common_type<_Tp, _Up, _Vp...> +struct _LIBCPP_TYPE_VIS_ONLY common_type<_Tp, _Up, _Vp...> { typedef typename common_type<typename common_type<_Tp, _Up>::type, _Vp...>::type type; }; @@ -1374,8 +1409,10 @@ template <class ..._Tp> using common_type_t = typename common_type<_Tp...>::type // is_assignable +template<typename, typename _Tp> struct __select_2nd { typedef _Tp type; }; + template <class _Tp, class _Arg> -decltype((_VSTD::declval<_Tp>() = _VSTD::declval<_Arg>(), true_type())) +typename __select_2nd<decltype((_VSTD::declval<_Tp>() = _VSTD::declval<_Arg>())), true_type>::type #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES __is_assignable_test(_Tp&&, _Arg&&); #else @@ -1409,13 +1446,13 @@ struct is_assignable // is_copy_assignable -template <class _Tp> struct _LIBCPP_TYPE_VIS is_copy_assignable +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_copy_assignable : public is_assignable<typename add_lvalue_reference<_Tp>::type, const typename add_lvalue_reference<_Tp>::type> {}; // is_move_assignable -template <class _Tp> struct _LIBCPP_TYPE_VIS is_move_assignable +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_move_assignable #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES : public is_assignable<typename add_lvalue_reference<_Tp>::type, const typename add_rvalue_reference<_Tp>::type> {}; @@ -1442,7 +1479,8 @@ __is_destructible_test(_Tp&); false_type __is_destructible_test(__any); -template <class _Tp, bool = is_void<_Tp>::value || is_abstract<_Tp>::value> +template <class _Tp, bool = is_void<_Tp>::value || is_abstract<_Tp>::value + || is_function<_Tp>::value> struct __destructible_imp : public common_type < @@ -1457,12 +1495,16 @@ template <class _Tp> struct is_destructible : public __destructible_imp<_Tp> {}; +template <class _Tp> +struct is_destructible<_Tp[]> + : public false_type {}; + // move #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES template <class _Tp> -inline _LIBCPP_INLINE_VISIBILITY +inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11 typename remove_reference<_Tp>::type&& move(_Tp&& __t) _NOEXCEPT { @@ -1471,7 +1513,7 @@ move(_Tp&& __t) _NOEXCEPT } template <class _Tp> -inline _LIBCPP_INLINE_VISIBILITY +inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11 _Tp&& forward(typename std::remove_reference<_Tp>::type& __t) _NOEXCEPT { @@ -1479,7 +1521,7 @@ forward(typename std::remove_reference<_Tp>::type& __t) _NOEXCEPT } template <class _Tp> -inline _LIBCPP_INLINE_VISIBILITY +inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11 _Tp&& forward(typename std::remove_reference<_Tp>::type&& __t) _NOEXCEPT { @@ -1529,29 +1571,6 @@ public: #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES -template <class _Tp> -struct _LIBCPP_TYPE_VIS decay -{ -private: - typedef typename remove_reference<_Tp>::type _Up; -public: - typedef typename conditional - < - is_array<_Up>::value, - typename remove_extent<_Up>::type*, - typename conditional - < - is_function<_Up>::value, - typename add_pointer<_Up>::type, - typename remove_cv<_Up>::type - >::type - >::type type; -}; - -#if _LIBCPP_STD_VER > 11 -template <class _Tp> using decay_t = typename decay<_Tp>::type; -#endif - #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES template <class _Tp> @@ -1913,7 +1932,7 @@ class __result_of<_Fn(_Tp, _A0, _A1, _A2), false, true> // _Fn must be member p // result_of template <class _Fn> -class _LIBCPP_TYPE_VIS result_of<_Fn()> +class _LIBCPP_TYPE_VIS_ONLY result_of<_Fn()> : public __result_of<_Fn(), is_class<typename remove_reference<_Fn>::type>::value || is_function<typename remove_reference<_Fn>::type>::value, @@ -1923,7 +1942,7 @@ class _LIBCPP_TYPE_VIS result_of<_Fn()> }; template <class _Fn, class _A0> -class _LIBCPP_TYPE_VIS result_of<_Fn(_A0)> +class _LIBCPP_TYPE_VIS_ONLY result_of<_Fn(_A0)> : public __result_of<_Fn(_A0), is_class<typename remove_reference<_Fn>::type>::value || is_function<typename remove_reference<_Fn>::type>::value, @@ -1933,7 +1952,7 @@ class _LIBCPP_TYPE_VIS result_of<_Fn(_A0)> }; template <class _Fn, class _A0, class _A1> -class _LIBCPP_TYPE_VIS result_of<_Fn(_A0, _A1)> +class _LIBCPP_TYPE_VIS_ONLY result_of<_Fn(_A0, _A1)> : public __result_of<_Fn(_A0, _A1), is_class<typename remove_reference<_Fn>::type>::value || is_function<typename remove_reference<_Fn>::type>::value, @@ -1943,7 +1962,7 @@ class _LIBCPP_TYPE_VIS result_of<_Fn(_A0, _A1)> }; template <class _Fn, class _A0, class _A1, class _A2> -class _LIBCPP_TYPE_VIS result_of<_Fn(_A0, _A1, _A2)> +class _LIBCPP_TYPE_VIS_ONLY result_of<_Fn(_A0, _A1, _A2)> : public __result_of<_Fn(_A0, _A1, _A2), is_class<typename remove_reference<_Fn>::type>::value || is_function<typename remove_reference<_Fn>::type>::value, @@ -1960,8 +1979,6 @@ class _LIBCPP_TYPE_VIS result_of<_Fn(_A0, _A1, _A2)> // main is_constructible test -template<typename, typename T> struct __select_2nd { typedef T type; }; - template <class _Tp, class ..._Args> typename __select_2nd<decltype(_VSTD::move(_Tp(_VSTD::declval<_Args>()...))), true_type>::type __is_constructible_test(_Tp&&, _Args&& ...); @@ -2048,7 +2065,7 @@ struct __contains_void<_A0, _Args...> // is_constructible entry point template <class _Tp, class... _Args> -struct _LIBCPP_TYPE_VIS is_constructible +struct _LIBCPP_TYPE_VIS_ONLY is_constructible : public __is_constructible_void_check<__contains_void<_Tp, _Args...>::value || is_abstract<_Tp>::value, _Tp, _Args...> @@ -2196,7 +2213,7 @@ struct __nat {}; template <class _Tp, class _A0 = __is_construct::__nat, class _A1 = __is_construct::__nat> -struct _LIBCPP_TYPE_VIS is_constructible +struct _LIBCPP_TYPE_VIS_ONLY is_constructible : public __is_constructible2_void_check<is_void<_Tp>::value || is_abstract<_Tp>::value || is_function<_Tp>::value @@ -2206,7 +2223,7 @@ struct _LIBCPP_TYPE_VIS is_constructible {}; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_constructible<_Tp, __is_construct::__nat, __is_construct::__nat> +struct _LIBCPP_TYPE_VIS_ONLY is_constructible<_Tp, __is_construct::__nat, __is_construct::__nat> : public __is_constructible0_void_check<is_void<_Tp>::value || is_abstract<_Tp>::value || is_function<_Tp>::value, @@ -2214,7 +2231,7 @@ struct _LIBCPP_TYPE_VIS is_constructible<_Tp, __is_construct::__nat, __is_constr {}; template <class _Tp, class _A0> -struct _LIBCPP_TYPE_VIS is_constructible<_Tp, _A0, __is_construct::__nat> +struct _LIBCPP_TYPE_VIS_ONLY is_constructible<_Tp, _A0, __is_construct::__nat> : public __is_constructible1_void_check<is_void<_Tp>::value || is_abstract<_Tp>::value || is_function<_Tp>::value @@ -2262,21 +2279,21 @@ struct __is_constructible2_imp<false, _Ap[], _A0, _A1> // is_default_constructible template <class _Tp> -struct _LIBCPP_TYPE_VIS is_default_constructible +struct _LIBCPP_TYPE_VIS_ONLY is_default_constructible : public is_constructible<_Tp> {}; // is_copy_constructible template <class _Tp> -struct _LIBCPP_TYPE_VIS is_copy_constructible +struct _LIBCPP_TYPE_VIS_ONLY is_copy_constructible : public is_constructible<_Tp, const typename add_lvalue_reference<_Tp>::type> {}; // is_move_constructible template <class _Tp> -struct _LIBCPP_TYPE_VIS is_move_constructible +struct _LIBCPP_TYPE_VIS_ONLY is_move_constructible #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES : public is_constructible<_Tp, typename add_rvalue_reference<_Tp>::type> #else @@ -2291,7 +2308,7 @@ struct _LIBCPP_TYPE_VIS is_move_constructible #if __has_feature(is_trivially_constructible) template <class _Tp, class... _Args> -struct _LIBCPP_TYPE_VIS is_trivially_constructible +struct _LIBCPP_TYPE_VIS_ONLY is_trivially_constructible : integral_constant<bool, __is_trivially_constructible(_Tp, _Args...)> { }; @@ -2299,13 +2316,13 @@ struct _LIBCPP_TYPE_VIS is_trivially_constructible #else // !__has_feature(is_trivially_constructible) template <class _Tp, class... _Args> -struct _LIBCPP_TYPE_VIS is_trivially_constructible +struct _LIBCPP_TYPE_VIS_ONLY is_trivially_constructible : false_type { }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp> +struct _LIBCPP_TYPE_VIS_ONLY is_trivially_constructible<_Tp> #if __has_feature(has_trivial_constructor) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) : integral_constant<bool, __has_trivial_constructor(_Tp)> #else @@ -2316,22 +2333,22 @@ struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp> template <class _Tp> #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES -struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp, _Tp&&> +struct _LIBCPP_TYPE_VIS_ONLY is_trivially_constructible<_Tp, _Tp&&> #else -struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp, _Tp> +struct _LIBCPP_TYPE_VIS_ONLY is_trivially_constructible<_Tp, _Tp> #endif : integral_constant<bool, is_scalar<_Tp>::value> { }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp, const _Tp&> +struct _LIBCPP_TYPE_VIS_ONLY is_trivially_constructible<_Tp, const _Tp&> : integral_constant<bool, is_scalar<_Tp>::value> { }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp, _Tp&> +struct _LIBCPP_TYPE_VIS_ONLY is_trivially_constructible<_Tp, _Tp&> : integral_constant<bool, is_scalar<_Tp>::value> { }; @@ -2342,7 +2359,7 @@ struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp, _Tp&> template <class _Tp, class _A0 = __is_construct::__nat, class _A1 = __is_construct::__nat> -struct _LIBCPP_TYPE_VIS is_trivially_constructible +struct _LIBCPP_TYPE_VIS_ONLY is_trivially_constructible : false_type { }; @@ -2350,28 +2367,28 @@ struct _LIBCPP_TYPE_VIS is_trivially_constructible #if __has_feature(is_trivially_constructible) template <class _Tp> -struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp, __is_construct::__nat, +struct _LIBCPP_TYPE_VIS_ONLY is_trivially_constructible<_Tp, __is_construct::__nat, __is_construct::__nat> : integral_constant<bool, __is_trivially_constructible(_Tp)> { }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp, _Tp, +struct _LIBCPP_TYPE_VIS_ONLY is_trivially_constructible<_Tp, _Tp, __is_construct::__nat> : integral_constant<bool, __is_trivially_constructible(_Tp, _Tp)> { }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp, const _Tp&, +struct _LIBCPP_TYPE_VIS_ONLY is_trivially_constructible<_Tp, const _Tp&, __is_construct::__nat> : integral_constant<bool, __is_trivially_constructible(_Tp, const _Tp&)> { }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp, _Tp&, +struct _LIBCPP_TYPE_VIS_ONLY is_trivially_constructible<_Tp, _Tp&, __is_construct::__nat> : integral_constant<bool, __is_trivially_constructible(_Tp, _Tp&)> { @@ -2380,28 +2397,28 @@ struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp, _Tp&, #else // !__has_feature(is_trivially_constructible) template <class _Tp> -struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp, __is_construct::__nat, +struct _LIBCPP_TYPE_VIS_ONLY is_trivially_constructible<_Tp, __is_construct::__nat, __is_construct::__nat> : integral_constant<bool, is_scalar<_Tp>::value> { }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp, _Tp, +struct _LIBCPP_TYPE_VIS_ONLY is_trivially_constructible<_Tp, _Tp, __is_construct::__nat> : integral_constant<bool, is_scalar<_Tp>::value> { }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp, const _Tp&, +struct _LIBCPP_TYPE_VIS_ONLY is_trivially_constructible<_Tp, const _Tp&, __is_construct::__nat> : integral_constant<bool, is_scalar<_Tp>::value> { }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp, _Tp&, +struct _LIBCPP_TYPE_VIS_ONLY is_trivially_constructible<_Tp, _Tp&, __is_construct::__nat> : integral_constant<bool, is_scalar<_Tp>::value> { @@ -2413,19 +2430,19 @@ struct _LIBCPP_TYPE_VIS is_trivially_constructible<_Tp, _Tp&, // is_trivially_default_constructible -template <class _Tp> struct _LIBCPP_TYPE_VIS is_trivially_default_constructible +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_trivially_default_constructible : public is_trivially_constructible<_Tp> {}; // is_trivially_copy_constructible -template <class _Tp> struct _LIBCPP_TYPE_VIS is_trivially_copy_constructible - : public is_trivially_constructible<_Tp, const typename add_lvalue_reference<_Tp>::type> +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_trivially_copy_constructible + : public is_trivially_constructible<_Tp, typename add_lvalue_reference<const _Tp>::type> {}; // is_trivially_move_constructible -template <class _Tp> struct _LIBCPP_TYPE_VIS is_trivially_move_constructible +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_trivially_move_constructible #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES : public is_trivially_constructible<_Tp, typename add_rvalue_reference<_Tp>::type> #else @@ -2473,14 +2490,14 @@ struct is_trivially_assignable<_Tp&, _Tp&&> // is_trivially_copy_assignable -template <class _Tp> struct _LIBCPP_TYPE_VIS is_trivially_copy_assignable +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_trivially_copy_assignable : public is_trivially_assignable<typename add_lvalue_reference<_Tp>::type, const typename add_lvalue_reference<_Tp>::type> {}; // is_trivially_move_assignable -template <class _Tp> struct _LIBCPP_TYPE_VIS is_trivially_move_assignable +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_trivially_move_assignable : public is_trivially_assignable<typename add_lvalue_reference<_Tp>::type, #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES typename add_rvalue_reference<_Tp>::type> @@ -2493,7 +2510,7 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS is_trivially_move_assignable #if __has_feature(has_trivial_destructor) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) -template <class _Tp> struct _LIBCPP_TYPE_VIS is_trivially_destructible +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_trivially_destructible : public integral_constant<bool, __has_trivial_destructor(_Tp)> {}; #else // _LIBCPP_HAS_TYPE_TRAITS @@ -2502,7 +2519,7 @@ template <class _Tp> struct __libcpp_trivial_destructor : public integral_constant<bool, is_scalar<_Tp>::value || is_reference<_Tp>::value> {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_trivially_destructible +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_trivially_destructible : public __libcpp_trivial_destructor<typename remove_all_extents<_Tp>::type> {}; #endif // _LIBCPP_HAS_TYPE_TRAITS @@ -2528,13 +2545,13 @@ struct __is_nothrow_constructible<false, _Tp, _Args...> }; template <class _Tp, class... _Args> -struct _LIBCPP_TYPE_VIS is_nothrow_constructible +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_constructible : __is_nothrow_constructible<is_constructible<_Tp, _Args...>::value, _Tp, _Args...> { }; template <class _Tp, size_t _Ns> -struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp[_Ns]> +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_constructible<_Tp[_Ns]> : __is_nothrow_constructible<is_constructible<_Tp>::value, _Tp> { }; @@ -2542,13 +2559,13 @@ struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp[_Ns]> #else // __has_feature(cxx_noexcept) template <class _Tp, class... _Args> -struct _LIBCPP_TYPE_VIS is_nothrow_constructible +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_constructible : false_type { }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp> +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_constructible<_Tp> #if __has_feature(has_nothrow_constructor) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) : integral_constant<bool, __has_nothrow_constructor(_Tp)> #else @@ -2559,9 +2576,9 @@ struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp> template <class _Tp> #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES -struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp, _Tp&&> +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_constructible<_Tp, _Tp&&> #else -struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp, _Tp> +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_constructible<_Tp, _Tp> #endif #if __has_feature(has_nothrow_copy) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) : integral_constant<bool, __has_nothrow_copy(_Tp)> @@ -2572,7 +2589,7 @@ struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp, _Tp> }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp, const _Tp&> +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_constructible<_Tp, const _Tp&> #if __has_feature(has_nothrow_copy) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) : integral_constant<bool, __has_nothrow_copy(_Tp)> #else @@ -2582,7 +2599,7 @@ struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp, const _Tp&> }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp, _Tp&> +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_constructible<_Tp, _Tp&> #if __has_feature(has_nothrow_copy) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) : integral_constant<bool, __has_nothrow_copy(_Tp)> #else @@ -2597,13 +2614,13 @@ struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp, _Tp&> template <class _Tp, class _A0 = __is_construct::__nat, class _A1 = __is_construct::__nat> -struct _LIBCPP_TYPE_VIS is_nothrow_constructible +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_constructible : false_type { }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp, __is_construct::__nat, +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_constructible<_Tp, __is_construct::__nat, __is_construct::__nat> #if __has_feature(has_nothrow_constructor) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) : integral_constant<bool, __has_nothrow_constructor(_Tp)> @@ -2614,7 +2631,7 @@ struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp, __is_construct::__nat, }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp, _Tp, +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_constructible<_Tp, _Tp, __is_construct::__nat> #if __has_feature(has_nothrow_copy) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) : integral_constant<bool, __has_nothrow_copy(_Tp)> @@ -2625,7 +2642,7 @@ struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp, _Tp, }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp, const _Tp&, +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_constructible<_Tp, const _Tp&, __is_construct::__nat> #if __has_feature(has_nothrow_copy) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) : integral_constant<bool, __has_nothrow_copy(_Tp)> @@ -2636,7 +2653,7 @@ struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp, const _Tp&, }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp, _Tp&, +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_constructible<_Tp, _Tp&, __is_construct::__nat> #if __has_feature(has_nothrow_copy) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) : integral_constant<bool, __has_nothrow_copy(_Tp)> @@ -2650,19 +2667,19 @@ struct _LIBCPP_TYPE_VIS is_nothrow_constructible<_Tp, _Tp&, // is_nothrow_default_constructible -template <class _Tp> struct _LIBCPP_TYPE_VIS is_nothrow_default_constructible +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_default_constructible : public is_nothrow_constructible<_Tp> {}; // is_nothrow_copy_constructible -template <class _Tp> struct _LIBCPP_TYPE_VIS is_nothrow_copy_constructible +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_copy_constructible : public is_nothrow_constructible<_Tp, const typename add_lvalue_reference<_Tp>::type> {}; // is_nothrow_move_constructible -template <class _Tp> struct _LIBCPP_TYPE_VIS is_nothrow_move_constructible +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_move_constructible #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES : public is_nothrow_constructible<_Tp, typename add_rvalue_reference<_Tp>::type> #else @@ -2689,7 +2706,7 @@ struct __is_nothrow_assignable<true, _Tp, _Arg> }; template <class _Tp, class _Arg> -struct _LIBCPP_TYPE_VIS is_nothrow_assignable +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_assignable : public __is_nothrow_assignable<is_assignable<_Tp, _Arg>::value, _Tp, _Arg> { }; @@ -2697,11 +2714,11 @@ struct _LIBCPP_TYPE_VIS is_nothrow_assignable #else // __has_feature(cxx_noexcept) template <class _Tp, class _Arg> -struct _LIBCPP_TYPE_VIS is_nothrow_assignable +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_assignable : public false_type {}; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_nothrow_assignable<_Tp&, _Tp> +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_assignable<_Tp&, _Tp> #if __has_feature(has_nothrow_assign) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) : integral_constant<bool, __has_nothrow_assign(_Tp)> {}; #else @@ -2709,7 +2726,7 @@ struct _LIBCPP_TYPE_VIS is_nothrow_assignable<_Tp&, _Tp> #endif template <class _Tp> -struct _LIBCPP_TYPE_VIS is_nothrow_assignable<_Tp&, _Tp&> +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_assignable<_Tp&, _Tp&> #if __has_feature(has_nothrow_assign) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) : integral_constant<bool, __has_nothrow_assign(_Tp)> {}; #else @@ -2717,7 +2734,7 @@ struct _LIBCPP_TYPE_VIS is_nothrow_assignable<_Tp&, _Tp&> #endif template <class _Tp> -struct _LIBCPP_TYPE_VIS is_nothrow_assignable<_Tp&, const _Tp&> +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_assignable<_Tp&, const _Tp&> #if __has_feature(has_nothrow_assign) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) : integral_constant<bool, __has_nothrow_assign(_Tp)> {}; #else @@ -2740,14 +2757,14 @@ struct is_nothrow_assignable<_Tp&, _Tp&&> // is_nothrow_copy_assignable -template <class _Tp> struct _LIBCPP_TYPE_VIS is_nothrow_copy_assignable +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_copy_assignable : public is_nothrow_assignable<typename add_lvalue_reference<_Tp>::type, const typename add_lvalue_reference<_Tp>::type> {}; // is_nothrow_move_assignable -template <class _Tp> struct _LIBCPP_TYPE_VIS is_nothrow_move_assignable +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_move_assignable : public is_nothrow_assignable<typename add_lvalue_reference<_Tp>::type, #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES typename add_rvalue_reference<_Tp>::type> @@ -2775,19 +2792,19 @@ struct __is_nothrow_destructible<true, _Tp> }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_nothrow_destructible +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_destructible : public __is_nothrow_destructible<is_destructible<_Tp>::value, _Tp> { }; template <class _Tp, size_t _Ns> -struct _LIBCPP_TYPE_VIS is_nothrow_destructible<_Tp[_Ns]> +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_destructible<_Tp[_Ns]> : public is_nothrow_destructible<_Tp> { }; template <class _Tp> -struct _LIBCPP_TYPE_VIS is_nothrow_destructible<_Tp&> +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_destructible<_Tp&> : public true_type { }; @@ -2795,7 +2812,7 @@ struct _LIBCPP_TYPE_VIS is_nothrow_destructible<_Tp&> #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES template <class _Tp> -struct _LIBCPP_TYPE_VIS is_nothrow_destructible<_Tp&&> +struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_destructible<_Tp&&> : public true_type { }; @@ -2808,7 +2825,7 @@ template <class _Tp> struct __libcpp_nothrow_destructor : public integral_constant<bool, is_scalar<_Tp>::value || is_reference<_Tp>::value> {}; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_nothrow_destructible +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_destructible : public __libcpp_nothrow_destructor<typename remove_all_extents<_Tp>::type> {}; #endif @@ -2817,12 +2834,12 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS is_nothrow_destructible #if __has_feature(is_pod) || (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) -template <class _Tp> struct _LIBCPP_TYPE_VIS is_pod +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_pod : public integral_constant<bool, __is_pod(_Tp)> {}; #else // _LIBCPP_HAS_TYPE_TRAITS -template <class _Tp> struct _LIBCPP_TYPE_VIS is_pod +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_pod : public integral_constant<bool, is_trivially_default_constructible<_Tp>::value && is_trivially_copy_constructible<_Tp>::value && is_trivially_copy_assignable<_Tp>::value && @@ -2832,7 +2849,7 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS is_pod // is_literal_type; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_literal_type +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_literal_type #if __has_feature(is_literal) : public integral_constant<bool, __is_literal(_Tp)> #else @@ -2843,7 +2860,7 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS is_literal_type // is_standard_layout; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_standard_layout +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_standard_layout #if __has_feature(is_standard_layout) : public integral_constant<bool, __is_standard_layout(_Tp)> #else @@ -2853,7 +2870,7 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS is_standard_layout // is_trivially_copyable; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_trivially_copyable +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_trivially_copyable #if __has_feature(is_trivially_copyable) : public integral_constant<bool, __is_trivially_copyable(_Tp)> #else @@ -2863,7 +2880,7 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS is_trivially_copyable // is_trivial; -template <class _Tp> struct _LIBCPP_TYPE_VIS is_trivial +template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_trivial #if __has_feature(is_trivial) : public integral_constant<bool, __is_trivial(_Tp)> #else @@ -2920,12 +2937,22 @@ struct __check_complete<_Rp (*)(_Param...)> { }; +template <class ..._Param> +struct __check_complete<void (*)(_Param...)> +{ +}; + template <class _Rp, class ..._Param> struct __check_complete<_Rp (_Param...)> : private __check_complete<_Rp> { }; +template <class ..._Param> +struct __check_complete<void (_Param...)> +{ +}; + template <class _Rp, class _Class, class ..._Param> struct __check_complete<_Rp (_Class::*)(_Param...)> : private __check_complete<_Class> @@ -3120,7 +3147,7 @@ struct __invoke_of }; template <class _Fp, class ..._Args> -class _LIBCPP_TYPE_VIS result_of<_Fp(_Args...)> +class _LIBCPP_TYPE_VIS_ONLY result_of<_Fp(_Args...)> : public __invoke_of<_Fp, _Args...> { }; @@ -3239,6 +3266,27 @@ struct underlying_type #endif // _LIBCXX_UNDERLYING_TYPE +#ifndef _LIBCPP_HAS_NO_ADVANCED_SFINAE + +template <class _Tp> +struct __has_operator_addressof_imp +{ + template <class> + static auto __test(__any) -> false_type; + template <class _Up> + static auto __test(_Up* __u) + -> typename __select_2nd<decltype(__u->operator&()), true_type>::type; + + static const bool value = decltype(__test<_Tp>(nullptr))::value; +}; + +template <class _Tp> +struct __has_operator_addressof + : public integral_constant<bool, __has_operator_addressof_imp<_Tp>::value> +{}; + +#endif // _LIBCPP_HAS_NO_ADVANCED_SFINAE + _LIBCPP_END_NAMESPACE_STD #endif // _LIBCPP_TYPE_TRAITS |
