1"Issue #","Issue Name","Meeting","Status","First released version","Labels" 2"`2994 <https://wg21.link/LWG2994>`__","Needless UB for ``basic_string`` and ``basic_string_view``","Varna June 2023","|Complete|","5.0","" 3"`3884 <https://wg21.link/LWG3884>`__","``flat_foo`` is missing allocator-extended copy/move constructors","Varna June 2023","","","|flat_containers|" 4"`3885 <https://wg21.link/LWG3885>`__","``op`` should be in [zombie.names]","Varna June 2023","|Nothing To Do|","","" 5"`3887 <https://wg21.link/LWG3887>`__","Version macro for ``allocate_at_least``","Varna June 2023","|Complete|","19.0","" 6"`3893 <https://wg21.link/LWG3893>`__","LWG 3661 broke ``atomic<shared_ptr<T>> a; a = nullptr;``","Varna June 2023","","","" 7"`3894 <https://wg21.link/LWG3894>`__","``generator::promise_type::yield_value(ranges::elements_of<Rng, Alloc>)`` should not be ``noexcept``","Varna June 2023","","","" 8"`3903 <https://wg21.link/LWG3903>`__","span destructor is redundantly noexcept","Varna June 2023","|Complete|","7.0","" 9"`3904 <https://wg21.link/LWG3904>`__","``lazy_split_view::outer-iterator``'s const-converting constructor isn't setting ``trailing_empty_``","Varna June 2023","","","|ranges|" 10"`3905 <https://wg21.link/LWG3905>`__","Type of ``std::fexcept_t``","Varna June 2023","|Complete|","3.4","" 11"`3912 <https://wg21.link/LWG3912>`__","``enumerate_view::iterator::operator-`` should be ``noexcept``","Varna June 2023","","","|ranges|" 12"`3914 <https://wg21.link/LWG3914>`__","Inconsistent template-head of ``ranges::enumerate_view``","Varna June 2023","","","|ranges|" 13"`3915 <https://wg21.link/LWG3915>`__","Redundant paragraph about expression variations","Varna June 2023","","","|ranges|" 14"`3925 <https://wg21.link/LWG3925>`__","Concept ``formattable``'s definition is incorrect","Varna June 2023","|Complete|","17.0","|format|" 15"`3927 <https://wg21.link/LWG3927>`__","Unclear preconditions for ``operator[]`` for sequence containers","Varna June 2023","|Nothing To Do|","","" 16"`3935 <https://wg21.link/LWG3935>`__","``template<class X> constexpr complex& operator=(const complex<X>&)`` has no specification","Varna June 2023","|Complete|","3.4","" 17"`3938 <https://wg21.link/LWG3938>`__","Cannot use ``std::expected`` monadic ops with move-only ``error_type``","Varna June 2023","|Complete|","18.0","" 18"`3940 <https://wg21.link/LWG3940>`__","``std::expected<void, E>::value()`` also needs ``E`` to be copy constructible","Varna June 2023","|Complete|","18.0","" 19"","","","","","" 20"`2392 <https://wg21.link/LWG2392>`__","""character type"" is used but not defined","Kona November 2023","","","" 21"`3203 <https://wg21.link/LWG3203>`__","``span`` element access invalidation","Kona November 2023","","","" 22"`3305 <https://wg21.link/LWG3305>`__","``any_cast<void>``","Kona November 2023","|Complete|","18.0","" 23"`3431 <https://wg21.link/LWG3431>`__","``<=>`` for containers should require ``three_way_comparable<T>`` instead of ``<=>``","Kona November 2023","","","" 24"`3749 <https://wg21.link/LWG3749>`__","``common_iterator`` should handle integer-class difference types","Kona November 2023","","","" 25"`3809 <https://wg21.link/LWG3809>`__","Is ``std::subtract_with_carry_engine<uint16_t>`` supposed to work","Kona November 2023","","","" 26"`3892 <https://wg21.link/LWG3892>`__","Incorrect formatting of nested ranges and tuples","Kona November 2023","|Complete|","17.0","|format|" 27"`3897 <https://wg21.link/LWG3897>`__","``inout_ptr`` will not update raw pointer to 0","Kona November 2023","","","" 28"`3946 <https://wg21.link/LWG3946>`__","The definition of ``const_iterator_t`` should be reworked","Kona November 2023","","","" 29"`3947 <https://wg21.link/LWG3947>`__","Unexpected constraints on ``adjacent_transform_view::base()``","Kona November 2023","","","|ranges|" 30"`3948 <https://wg21.link/LWG3948>`__","``possibly-const-range and as-const-pointer`` should be ``noexcept``","Kona November 2023","","","|ranges|" 31"`3949 <https://wg21.link/LWG3949>`__","``std::atomic<bool>``'s trivial destructor dropped in C++17 spec wording","Kona November 2023","","","" 32"`3951 <https://wg21.link/LWG3951>`__","[expected.object.swap]: Using ``value()`` instead of ``has_value()``","Kona November 2023","","","" 33"`3953 <https://wg21.link/LWG3953>`__","``iter_move`` for ``common_iterator`` and ``counted_iterator`` should return ``decltype(auto)``","Kona November 2023","","","|ranges|" 34"`3957 <https://wg21.link/LWG3957>`__","[container.alloc.reqmts] The value category of v should be claimed","Kona November 2023","","","" 35"`3965 <https://wg21.link/LWG3965>`__","Incorrect example in [format.string.escaped] p3 for formatting of combining characters","Kona November 2023","","","|format|" 36"`3970 <https://wg21.link/LWG3970>`__","[mdspan.syn] Missing definition of ``full_extent_t`` and ``full_extent``","Kona November 2023","","","" 37"`3973 <https://wg21.link/LWG3973>`__","Monadic operations should be ADL-proof","Kona November 2023","","","" 38"`3974 <https://wg21.link/LWG3974>`__","``mdspan::operator[]`` should not copy ``OtherIndexTypes``","Kona November 2023","","","" 39"`3987 <https://wg21.link/LWG3987>`__","Including ``<flat_foo>`` doesn't provide ``std::begin``/``end``","Kona November 2023","","","|flat_containers|" 40"`3990 <https://wg21.link/LWG3990>`__","Program-defined specializations of ``std::tuple`` and ``std::variant`` can't be properly supported","Kona November 2023","","","" 41"`4001 <https://wg21.link/LWG4001>`__","``iota_view`` should provide ``empty``","Kona November 2023","","","|ranges|" 42"","","","","","" 43"`3343 <https://wg21.link/LWG3343>`__","Ordering of calls to ``unlock()`` and ``notify_all()`` in Effects element of ``notify_all_at_thread_exit()`` should be reversed","Not Yet Adopted","|Complete|","16.0","" 44"","","","","","" 45