"Issue #","Issue Name","Meeting","Status","First released version","Notes"
"`LWG2994 <https://wg21.link/LWG2994>`__","Needless UB for ``basic_string`` and ``basic_string_view``","2023-06 (Varna)","|Complete|","5.0",""
"`LWG3884 <https://wg21.link/LWG3884>`__","``flat_foo`` is missing allocator-extended copy/move constructors","2023-06 (Varna)","","",""
"`LWG3885 <https://wg21.link/LWG3885>`__","``op`` should be in [zombie.names]","2023-06 (Varna)","|Nothing To Do|","",""
"`LWG3887 <https://wg21.link/LWG3887>`__","Version macro for ``allocate_at_least``","2023-06 (Varna)","|Complete|","19.0",""
"`LWG3893 <https://wg21.link/LWG3893>`__","LWG 3661 broke ``atomic<shared_ptr<T>> a; a = nullptr;``","2023-06 (Varna)","","",""
"`LWG3894 <https://wg21.link/LWG3894>`__","``generator::promise_type::yield_value(ranges::elements_of<Rng, Alloc>)`` should not be ``noexcept``","2023-06 (Varna)","","",""
"`LWG3903 <https://wg21.link/LWG3903>`__","span destructor is redundantly noexcept","2023-06 (Varna)","|Complete|","7.0",""
"`LWG3904 <https://wg21.link/LWG3904>`__","``lazy_split_view::outer-iterator``'s const-converting constructor isn't setting ``trailing_empty_``","2023-06 (Varna)","","",""
"`LWG3905 <https://wg21.link/LWG3905>`__","Type of ``std::fexcept_t``","2023-06 (Varna)","|Complete|","3.4",""
"`LWG3912 <https://wg21.link/LWG3912>`__","``enumerate_view::iterator::operator-`` should be ``noexcept``","2023-06 (Varna)","","",""
"`LWG3914 <https://wg21.link/LWG3914>`__","Inconsistent template-head of ``ranges::enumerate_view``","2023-06 (Varna)","","",""
"`LWG3915 <https://wg21.link/LWG3915>`__","Redundant paragraph about expression variations","2023-06 (Varna)","","",""
"`LWG3925 <https://wg21.link/LWG3925>`__","Concept ``formattable``'s definition is incorrect","2023-06 (Varna)","|Complete|","17.0",""
"`LWG3927 <https://wg21.link/LWG3927>`__","Unclear preconditions for ``operator[]`` for sequence containers","2023-06 (Varna)","|Nothing To Do|","",""
"`LWG3935 <https://wg21.link/LWG3935>`__","``template<class X> constexpr complex& operator=(const complex<X>&)`` has no specification","2023-06 (Varna)","|Complete|","3.4",""
"`LWG3938 <https://wg21.link/LWG3938>`__","Cannot use ``std::expected`` monadic ops with move-only ``error_type``","2023-06 (Varna)","|Complete|","18.0",""
"`LWG3940 <https://wg21.link/LWG3940>`__","``std::expected<void, E>::value()`` also needs ``E`` to be copy constructible","2023-06 (Varna)","|Complete|","18.0",""
"","","","","",""
"`LWG2392 <https://wg21.link/LWG2392>`__","""character type"" is used but not defined","2023-11 (Kona)","","",""
"`LWG3203 <https://wg21.link/LWG3203>`__","``span`` element access invalidation","2023-11 (Kona)","|Nothing To Do|","",""
"`LWG3305 <https://wg21.link/LWG3305>`__","``any_cast<void>``","2023-11 (Kona)","|Complete|","18.0",""
"`LWG3431 <https://wg21.link/LWG3431>`__","``<=>`` for containers should require ``three_way_comparable<T>`` instead of ``<=>``","2023-11 (Kona)","","",""
"`LWG3749 <https://wg21.link/LWG3749>`__","``common_iterator`` should handle integer-class difference types","2023-11 (Kona)","","",""
"`LWG3809 <https://wg21.link/LWG3809>`__","Is ``std::subtract_with_carry_engine<uint16_t>`` supposed to work","2023-11 (Kona)","","",""
"`LWG3892 <https://wg21.link/LWG3892>`__","Incorrect formatting of nested ranges and tuples","2023-11 (Kona)","|Complete|","17.0",""
"`LWG3897 <https://wg21.link/LWG3897>`__","``inout_ptr`` will not update raw pointer to 0","2023-11 (Kona)","|Complete|","19.0",""
"`LWG3946 <https://wg21.link/LWG3946>`__","The definition of ``const_iterator_t`` should be reworked","2023-11 (Kona)","","",""
"`LWG3947 <https://wg21.link/LWG3947>`__","Unexpected constraints on ``adjacent_transform_view::base()``","2023-11 (Kona)","","",""
"`LWG3948 <https://wg21.link/LWG3948>`__","``possibly-const-range and as-const-pointer`` should be ``noexcept``","2023-11 (Kona)","","",""
"`LWG3949 <https://wg21.link/LWG3949>`__","``std::atomic<bool>``'s trivial destructor dropped in C++17 spec wording","2023-11 (Kona)","","",""
"`LWG3951 <https://wg21.link/LWG3951>`__","[expected.object.swap]: Using ``value()`` instead of ``has_value()``","2023-11 (Kona)","|Complete|","16.0",""
"`LWG3953 <https://wg21.link/LWG3953>`__","``iter_move`` for ``common_iterator`` and ``counted_iterator`` should return ``decltype(auto)``","2023-11 (Kona)","","",""
"`LWG3957 <https://wg21.link/LWG3957>`__","[container.alloc.reqmts] The value category of v should be claimed","2023-11 (Kona)","","",""
"`LWG3965 <https://wg21.link/LWG3965>`__","Incorrect example in [format.string.escaped] p3 for formatting of combining characters","2023-11 (Kona)","|Complete|","19.0",""
"`LWG3970 <https://wg21.link/LWG3970>`__","[mdspan.syn] Missing definition of ``full_extent_t`` and ``full_extent``","2023-11 (Kona)","","",""
"`LWG3973 <https://wg21.link/LWG3973>`__","Monadic operations should be ADL-proof","2023-11 (Kona)","","",""
"`LWG3974 <https://wg21.link/LWG3974>`__","``mdspan::operator[]`` should not copy ``OtherIndexTypes``","2023-11 (Kona)","","",""
"`LWG3987 <https://wg21.link/LWG3987>`__","Including ``<flat_foo>`` doesn't provide ``std::begin``/``end``","2023-11 (Kona)","","",""
"`LWG3990 <https://wg21.link/LWG3990>`__","Program-defined specializations of ``std::tuple`` and ``std::variant`` can't be properly supported","2023-11 (Kona)","","",""
"`LWG4001 <https://wg21.link/LWG4001>`__","``iota_view`` should provide ``empty``","2023-11 (Kona)","|Complete|","19.0",""
"","","","","",""
"`LWG3767 <https://wg21.link/LWG3767>`__","``codecvt<charN_t, char8_t, mbstate_t>`` incorrectly added to locale","2024-03 (Tokyo)","","",""
"`LWG3919 <https://wg21.link/LWG3919>`__","``enumerate_view`` may invoke UB for sized common non-forward underlying ranges","2024-03 (Tokyo)","","",""
"`LWG3950 <https://wg21.link/LWG3950>`__","``std::basic_string_view`` comparison operators are overspecified","2024-03 (Tokyo)","|Complete|","18.0",""
"`LWG3975 <https://wg21.link/LWG3975>`__","Specializations of ``basic_format_context`` should not be permitted","2024-03 (Tokyo)","|Nothing To Do|","",""
"`LWG3984 <https://wg21.link/LWG3984>`__","``ranges::to``'s recursion branch may be ill-formed","2024-03 (Tokyo)","|Complete|","19.0",""
"`LWG4011 <https://wg21.link/LWG4011>`__","``""Effects: Equivalent to return""`` in ``[span.elem]``","2024-03 (Tokyo)","|Nothing To Do|","",""
"`LWG4012 <https://wg21.link/LWG4012>`__","``common_view::begin/end`` are missing the ``simple-view`` check","2024-03 (Tokyo)","","",""
"`LWG4013 <https://wg21.link/LWG4013>`__","``lazy_split_view::outer-iterator::value_type`` should not provide default constructor","2024-03 (Tokyo)","","",""
"`LWG4016 <https://wg21.link/LWG4016>`__","container-insertable checks do not match what container-inserter does","2024-03 (Tokyo)","","",""
"`LWG4023 <https://wg21.link/LWG4023>`__","Preconditions of ``std::basic_streambuf::setg/setp``","2024-03 (Tokyo)","|Complete|","19.0",""
"`LWG4025 <https://wg21.link/LWG4025>`__","Move assignment operator of ``std::expected<cv void, E>`` should not be conditionally deleted","2024-03 (Tokyo)","","",""
"`LWG4030 <https://wg21.link/LWG4030>`__","Clarify whether arithmetic expressions in ``[numeric.sat.func]`` are mathematical or C++","2024-03 (Tokyo)","|Nothing To Do|","",""
"`LWG4031 <https://wg21.link/LWG4031>`__","``bad_expected_access<void>`` member functions should be ``noexcept``","2024-03 (Tokyo)","|Complete|","16.0",""
"`LWG4035 <https://wg21.link/LWG4035>`__","``single_view`` should provide ``empty``","2024-03 (Tokyo)","|Complete|","19.0",""
"`LWG4036 <https://wg21.link/LWG4036>`__","``__alignof_is_defined`` is only implicitly specified in C++ and not yet deprecated","2024-03 (Tokyo)","","",""
"`LWG4037 <https://wg21.link/LWG4037>`__","Static data members of ``ctype_base`` are not yet required to be usable in constant expressions","2024-03 (Tokyo)","","",""
"`LWG4038 <https://wg21.link/LWG4038>`__","``std::text_encoding::aliases_view`` should have constexpr iterators","2024-03 (Tokyo)","","",""
"`LWG4043 <https://wg21.link/LWG4043>`__","""ASCII"" is not a registered character encoding","2024-03 (Tokyo)","|Nothing To Do|","",""
"`LWG4045 <https://wg21.link/LWG4045>`__","``tuple`` can create dangling references from ``tuple-like``","2024-03 (Tokyo)","","",""
"`LWG4053 <https://wg21.link/LWG4053>`__","Unary call to ``std::views::repeat`` does not decay the argument","2024-03 (Tokyo)","|Complete|","19.0",""
"`LWG4054 <https://wg21.link/LWG4054>`__","Repeating a ``repeat_view`` should repeat the view","2024-03 (Tokyo)","|Complete|","19.0",""
"","","","","",""
"`LWG3944 <https://wg21.link/LWG3944>`__","Formatters converting sequences of ``char`` to sequences of ``wchar_t``","2024-06 (St. Louis)","","",""
"`LWG4060 <https://wg21.link/LWG4060>`__","``submdspan`` preconditions do not forbid creating invalid pointer","2024-06 (St. Louis)","","",""
"`LWG4061 <https://wg21.link/LWG4061>`__","Should ``std::basic_format_context`` be default-constructible/copyable/movable?","2024-06 (St. Louis)","|Complete|","19.0",""
"`LWG4071 <https://wg21.link/LWG4071>`__","``reference_wrapper`` comparisons are not SFINAE-friendly","2024-06 (St. Louis)","|Complete|","19.0",""
"`LWG4074 <https://wg21.link/LWG4074>`__","``compatible-joinable-ranges`` is underconstrained","2024-06 (St. Louis)","","",""
"`LWG4076 <https://wg21.link/LWG4076>`__","``concat_view`` should be freestanding","2024-06 (St. Louis)","","",""
"`LWG4079 <https://wg21.link/LWG4079>`__","Missing Preconditions in ``concat_view::iterator``\`s conversion constructor","2024-06 (St. Louis)","","",""
"`LWG4082 <https://wg21.link/LWG4082>`__","``views::concat(r)`` is well-formed when ``r`` is an ``output_range``","2024-06 (St. Louis)","","",""
"`LWG4083 <https://wg21.link/LWG4083>`__","``views::as_rvalue`` should reject non-input ranges","2024-06 (St. Louis)","","",""
"`LWG4096 <https://wg21.link/LWG4096>`__","``views::iota(views::iota(0))`` should be rejected","2024-06 (St. Louis)","","",""
"`LWG4098 <https://wg21.link/LWG4098>`__","``views::adjacent<0>`` should reject non-forward ranges","2024-06 (St. Louis)","","",""
"`LWG4105 <https://wg21.link/LWG4105>`__","``ranges::ends_with``\`s Returns misses difference casting","2024-06 (St. Louis)","","",""
"`LWG4106 <https://wg21.link/LWG4106>`__","``basic_format_args`` should not be default-constructible","2024-06 (St. Louis)","|Complete|","19.0",""
"","","","","",""
"`LWG3343 <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 Adopted Yet","|Complete|","16.0",""
"`LWG4139 <https://wg21.link/LWG4139>`__","ยง[time.zone.leap] recursive constraint in <=>","Not Adopted Yet","|Complete|","20.0",""
"","","","","",""
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