diff options
Diffstat (limited to 'libstdc++-v3/include/std')
| -rw-r--r-- | libstdc++-v3/include/std/format | 4 | ||||
| -rw-r--r-- | libstdc++-v3/include/std/mdspan | 8 | ||||
| -rw-r--r-- | libstdc++-v3/include/std/span | 20 |
3 files changed, 23 insertions, 9 deletions
diff --git a/libstdc++-v3/include/std/format b/libstdc++-v3/include/std/format index 5749aa1..d584b81 100644 --- a/libstdc++-v3/include/std/format +++ b/libstdc++-v3/include/std/format @@ -6030,13 +6030,13 @@ namespace __format constexpr void set_separator(basic_string_view<_CharT> __sep) noexcept - requires (!_S_range_format_is_string) + requires (format_kind<_Rg> == range_format::sequence) { _M_under.set_separator(__sep); } constexpr void set_brackets(basic_string_view<_CharT> __open, basic_string_view<_CharT> __close) noexcept - requires (!_S_range_format_is_string) + requires (format_kind<_Rg> == range_format::sequence) { _M_under.set_brackets(__open, __close); } // We deviate from standard, that declares this as template accepting diff --git a/libstdc++-v3/include/std/mdspan b/libstdc++-v3/include/std/mdspan index 5a42aea..5d16de5 100644 --- a/libstdc++-v3/include/std/mdspan +++ b/libstdc++-v3/include/std/mdspan @@ -406,10 +406,6 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION template<typename _IndexType, size_t... _Counts> auto __build_dextents_type(integer_sequence<size_t, _Counts...>) -> extents<_IndexType, ((void) _Counts, dynamic_extent)...>; - - template<typename _Tp> - consteval size_t - __dynamic_extent() { return dynamic_extent; } } template<typename _IndexType, size_t _Rank> @@ -419,7 +415,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION template<typename... _Integrals> requires (is_convertible_v<_Integrals, size_t> && ...) explicit extents(_Integrals...) -> - extents<size_t, __mdspan::__dynamic_extent<_Integrals>()...>; + extents<size_t, __detail::__maybe_static_ext<_Integrals>...>; struct layout_left { @@ -1316,7 +1312,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION && (sizeof...(_Integrals) > 0) explicit mdspan(_ElementType*, _Integrals...) -> mdspan<_ElementType, - extents<size_t, __mdspan::__dynamic_extent<_Integrals>()...>>; + extents<size_t, __detail::__maybe_static_ext<_Integrals>...>>; template<typename _ElementType, typename _OIndexType, size_t _Nm> mdspan(_ElementType*, span<_OIndexType, _Nm>) diff --git a/libstdc++-v3/include/std/span b/libstdc++-v3/include/std/span index 49ab910..5629a71 100644 --- a/libstdc++-v3/include/std/span +++ b/libstdc++-v3/include/std/span @@ -476,6 +476,23 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION }; // deduction guides + namespace __detail + { + template<typename _Tp> + concept __integral_constant_like = is_integral_v<decltype(_Tp::value)> + && !is_same_v<bool, remove_const_t<decltype(_Tp::value)>> + && convertible_to<_Tp, decltype(_Tp::value)> + && equality_comparable_with<_Tp, decltype(_Tp::value)> + && bool_constant<_Tp() == _Tp::value>::value + && bool_constant<static_cast<decltype(_Tp::value)>(_Tp()) == _Tp::value> + ::value; + + template<typename _Tp> + constexpr size_t __maybe_static_ext = dynamic_extent; + + template<__integral_constant_like _Tp> + constexpr size_t __maybe_static_ext<_Tp> = {_Tp::value}; + } template<typename _Type, size_t _ArrayExtent> span(_Type(&)[_ArrayExtent]) -> span<_Type, _ArrayExtent>; @@ -489,7 +506,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION template<contiguous_iterator _Iter, typename _End> span(_Iter, _End) - -> span<remove_reference_t<iter_reference_t<_Iter>>>; + -> span<remove_reference_t<iter_reference_t<_Iter>>, + __detail::__maybe_static_ext<_End>>; template<ranges::contiguous_range _Range> span(_Range &&) |