forked from OSchip/llvm-project
142 lines
19 KiB
Plaintext
142 lines
19 KiB
Plaintext
"Issue #","Issue Name","Meeting","Status","First released version","Labels"
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"`2839 <https://wg21.link/LWG2839>`__","Self-move-assignment of library types, again","November 2020","|Nothing To Do|",""
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"`3117 <https://wg21.link/LWG3117>`__","Missing ``packaged_task`` deduction guides","November 2020","",""
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"`3143 <https://wg21.link/LWG3143>`__","``monotonic_buffer_resource`` growth policy is unclear","November 2020","",""
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"`3195 <https://wg21.link/LWG3195>`__","What is the stored pointer value of an empty ``weak_ptr``?","November 2020","|Nothing To Do|",""
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"`3211 <https://wg21.link/LWG3211>`__","``std::tuple<>`` should be trivially constructible","November 2020","|Complete|","9.0"
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"`3236 <https://wg21.link/LWG3236>`__","Random access iterator requirements lack limiting relational operators domain to comparing those from the same range","November 2020","|Nothing To Do|","","|ranges|"
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"`3265 <https://wg21.link/LWG3265>`__","``move_iterator``'s conversions are more broken after P1207","November 2020","Fixed by `LWG3435 <https://wg21.link/LWG3435>`__",""
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"`3435 <https://wg21.link/LWG3435>`__","``three_way_comparable_with<reverse_iterator<int*>, reverse_iterator<const int*>>``","November 2020","|Complete|","13.0"
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"`3432 <https://wg21.link/LWG3432>`__","Missing requirement for ``comparison_category``","November 2020","","","|spaceship|"
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"`3447 <https://wg21.link/LWG3447>`__","Deduction guides for ``take_view`` and ``drop_view`` have different constraints","November 2020","|Complete|","14.0"
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"`3450 <https://wg21.link/LWG3450>`__","The const overloads of ``take_while_view::begin/end`` are underconstrained","November 2020","","","|ranges|"
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"`3464 <https://wg21.link/LWG3464>`__","``istream::gcount()`` can overflow","November 2020","",""
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"`2731 <https://wg21.link/LWG2731>`__","Existence of ``lock_guard<MutexTypes...>::mutex_type`` typedef unclear","November 2020","|Complete|","5.0"
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"`2743 <https://wg21.link/LWG2743>`__","P0083R3 ``node_handle`` private members missing ""exposition only"" comment","November 2020","|Nothing To Do|",""
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"`2820 <https://wg21.link/LWG2820>`__","Clarify ``<cstdint>`` macros","November 2020","|Nothing To Do|",""
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"`3120 <https://wg21.link/LWG3120>`__","Unclear behavior of ``monotonic_buffer_resource::release()``","November 2020","",""
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"`3170 <https://wg21.link/LWG3170>`__","``is_always_equal`` added to ``std::allocator`` makes the standard library treat derived types as always equal","November 2020","",""
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"`3036 <https://wg21.link/LWG3036>`__","``polymorphic_allocator::destroy`` is extraneous","November 2020","",""
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"`3171 <https://wg21.link/LWG3171>`__","LWG2989 breaks ``directory_entry`` stream insertion","November 2020","|Complete|","14.0"
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"`3306 <https://wg21.link/LWG3306>`__","``ranges::advance`` violates its preconditions","November 2020","|Complete|","14.0","|ranges|"
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"`3403 <https://wg21.link/LWG3403>`__","Domain of ``ranges::ssize(E)`` doesn't ``match ranges::size(E)``","November 2020","","","|ranges|"
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"`3404 <https://wg21.link/LWG3404>`__","Finish removing subrange's conversions from pair-like","November 2020","","","|ranges|"
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"`3405 <https://wg21.link/LWG3405>`__","``common_view``'s converting constructor is bad, too","November 2020","|Complete|","14.0","|ranges|"
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"`3406 <https://wg21.link/LWG3406>`__","``elements_view::begin()`` and ``elements_view::end()`` have incompatible constraints","November 2020","","","|ranges|"
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"`3419 <https://wg21.link/LWG3419>`__","[algorithms.requirements]/15 doesn't reserve as many rights as it intends to","November 2020","|Nothing To Do|",""
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"`3420 <https://wg21.link/LWG3420>`__","cpp17-iterator should check that the type looks like an iterator first","November 2020","|Complete|","14.0","|ranges|"
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"`3421 <https://wg21.link/LWG3421>`__","Imperfect ADL emulation for boolean-testable","November 2020","|Nothing To Do|","","|ranges|"
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"`3425 <https://wg21.link/LWG3425>`__","``condition_variable_any`` fails to constrain its Lock parameters","November 2020","|Nothing To Do|",""
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"`3426 <https://wg21.link/LWG3426>`__","``operator<=>(const unique_ptr<T, D>&, nullptr_t)`` can't get no satisfaction","November 2020","","","|spaceship|"
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"`3427 <https://wg21.link/LWG3427>`__","``operator<=>(const shared_ptr<T>&, nullptr_t)`` definition ill-formed","November 2020","","","|spaceship|"
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"`3428 <https://wg21.link/LWG3428>`__","``single_view``'s in place constructor should be explicit","November 2020","|Complete|","14.0","|ranges|"
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"`3434 <https://wg21.link/LWG3434>`__","``ios_base`` never reclaims memory for iarray and parray","November 2020","|Nothing To Do|",""
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"`3437 <https://wg21.link/LWG3437>`__","``__cpp_lib_polymorphic_allocator`` is in the wrong header","November 2020","|Complete|","14.0"
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"`3446 <https://wg21.link/LWG3446>`__","``indirectly_readable_traits`` ambiguity for types with both ``value_type`` and ``element_type``","November 2020","|Complete|","14.0","|ranges|"
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"`3448 <https://wg21.link/LWG3448>`__","``transform_view``'s ``sentinel<false>`` not comparable with ``iterator<true>``","November 2020","","","|ranges|"
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"`3449 <https://wg21.link/LWG3449>`__","``take_view`` and ``take_while_view``'s ``sentinel<false>`` not comparable with their ``const iterator``","November 2020","","","|ranges|"
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"`3453 <https://wg21.link/LWG3453>`__","Generic code cannot call ``ranges::advance(i, s)``","November 2020","|Nothing To Do|","","|ranges|"
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"`3455 <https://wg21.link/LWG3455>`__","Incorrect Postconditions on ``unique_ptr`` move assignment","November 2020","|Nothing To Do|",""
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"`3460 <https://wg21.link/LWG3460>`__","Unimplementable ``noop_coroutine_handle`` guarantees","November 2020","|Complete|","14.0"
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"`3461 <https://wg21.link/LWG3461>`__","``convertible_to``'s description mishandles cv-qualified ``void``","November 2020","|Nothing To Do|",""
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"`3465 <https://wg21.link/LWG3465>`__","``compare_partial_order_fallback`` requires ``F < E``","November 2020","|Complete|","14.0","|spaceship|"
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"`3466 <https://wg21.link/LWG3466>`__","Specify the requirements for ``promise``/``future``/``shared_future`` consistently","November 2020","|Nothing To Do|",""
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"`3467 <https://wg21.link/LWG3467>`__","``bool`` can't be an integer-like type","November 2020","|Complete|","14.0"
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"`3472 <https://wg21.link/LWG3472>`__","``counted_iterator`` is missing preconditions","November 2020","|Complete|","14.0","|ranges|"
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"`3473 <https://wg21.link/LWG3473>`__","Normative encouragement in non-normative note","November 2020","|Nothing To Do|","","|format|"
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"`3474 <https://wg21.link/LWG3474>`__","Nesting ``join_views`` is broken because of CTAD","November 2020","","","|ranges|"
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"`3476 <https://wg21.link/LWG3476>`__","``thread`` and ``jthread`` constructors require that the parameters be move-constructible but never move construct the parameters","November 2020","",""
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"`3477 <https://wg21.link/LWG3477>`__","Simplify constraints for ``semiregular-box``","November 2020","","","|ranges|"
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"`3482 <https://wg21.link/LWG3482>`__","``drop_view``'s const begin should additionally require ``sized_range``","November 2020","|Complete|","14.0","|ranges|"
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"`3483 <https://wg21.link/LWG3483>`__","``transform_view::iterator``'s difference is overconstrained","November 2020","|Complete|","14.0","|ranges|"
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"","","","",""
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"`3391 <https://wg21.link/LWG3391>`__","Problems with ``counted_iterator``/``move_iterator::base() const &``","February 2021","","","|ranges|"
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"`3433 <https://wg21.link/LWG3433>`__","``subrange::advance(n)`` has UB when ``n < 0``","February 2021","|Complete|","14.0","|ranges|"
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"`3490 <https://wg21.link/LWG3490>`__","``ranges::drop_while_view::begin()`` is missing a precondition","February 2021","|Nothing To Do|","","|ranges|"
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"`3492 <https://wg21.link/LWG3492>`__","Minimal improvements to ``elements_view::iterator``","February 2021","","","|ranges|"
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"`3494 <https://wg21.link/LWG3494>`__","Allow ranges to be conditionally borrowed","February 2021","Superseded by `P2017R1 <https://wg21.link/P2017R1>`__","","|ranges|"
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"`3495 <https://wg21.link/LWG3495>`__","``constexpr launder`` makes pointers to inactive members of unions usable","February 2021","|Nothing To Do|",""
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"`3500 <https://wg21.link/LWG3500>`__","``join_view::iterator::operator->()`` is bogus","February 2021","","","|ranges|"
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"`3502 <https://wg21.link/LWG3502>`__","``elements_view`` should not be allowed to return dangling reference","February 2021","","","|ranges|"
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"`3505 <https://wg21.link/LWG3505>`__","``split_view::outer-iterator::operator++`` misspecified","February 2021","","","|ranges|"
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"","","","",""
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`2774 <https://wg21.link/LWG2774>`__,"``std::function`` construction vs assignment","June 2021","",""
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`2818 <https://wg21.link/LWG2818>`__,"``::std::`` everywhere rule needs tweaking","June 2021","|Nothing To Do|",""
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`2997 <https://wg21.link/LWG2997>`__,"LWG 491 and the specification of ``{forward_,}list::unique``","June 2021","",""
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`3410 <https://wg21.link/LWG3410>`__,"``lexicographical_compare_three_way`` is overspecified","June 2021","","","|spaceship|"
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`3430 <https://wg21.link/LWG3430>`__,"``std::fstream`` & co. should be constructible from string_view","June 2021","",""
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`3462 <https://wg21.link/LWG3462>`__,"§[formatter.requirements]: Formatter requirements forbid use of ``fc.arg()``","June 2021","","","|format|"
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`3481 <https://wg21.link/LWG3481>`__,"``viewable_range`` mishandles lvalue move-only views","June 2021","Superseded by `P2415R2 <https://wg21.link/P2415R2>`__","","|ranges|"
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`3506 <https://wg21.link/LWG3506>`__,"Missing allocator-extended constructors for ``priority_queue``","June 2021","|Complete|","14.0"
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`3517 <https://wg21.link/LWG3517>`__,"``join_view::iterator``'s ``iter_swap`` is underconstrained","June 2021","","","|ranges|"
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`3518 <https://wg21.link/LWG3518>`__,"Exception requirements on char trait operations unclear","June 2021","|Nothing To Do|",""
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`3519 <https://wg21.link/LWG3519>`__,"Incomplete synopses for ``<random>`` classes","June 2021","",""
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`3520 <https://wg21.link/LWG3520>`__,"``iter_move`` and ``iter_swap`` are inconsistent for ``transform_view::iterator``","June 2021","|Complete|","14.0","|ranges|"
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`3521 <https://wg21.link/LWG3521>`__,"Overly strict requirements on ``qsort`` and ``bsearch``","June 2021","|Nothing To Do|",""
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`3522 <https://wg21.link/LWG3522>`__,"Missing requirement on ``InputIterator`` template parameter for ``priority_queue`` constructors","June 2021","|Complete|","14.0","|ranges|"
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`3523 <https://wg21.link/LWG3523>`__,"``iota_view::sentinel`` is not always ``iota_view``'s sentinel","June 2021","","","|ranges|"
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`3526 <https://wg21.link/LWG3526>`__,"Return types of ``uses_allocator_construction_args`` unspecified","June 2021","",""
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`3527 <https://wg21.link/LWG3527>`__,"``uses_allocator_construction_args`` handles rvalue pairs of rvalue references incorrectly","June 2021","",""
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`3528 <https://wg21.link/LWG3528>`__,"``make_from_tuple`` can perform (the equivalent of) a C-style cast","June 2021","",""
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`3529 <https://wg21.link/LWG3529>`__,"``priority_queue(first, last)`` should construct ``c`` with ``(first, last)``","June 2021","|Complete|","14.0"
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`3530 <https://wg21.link/LWG3530>`__,"``BUILTIN-PTR-MEOW`` should not opt the type out of syntactic checks","June 2021","",""
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`3532 <https://wg21.link/LWG3532>`__,"``split_view<V, P>::inner-iterator<true>::operator++(int)`` should depend on ``Base``","June 2021","","","|ranges|"
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`3533 <https://wg21.link/LWG3533>`__,"Make ``base() const &`` consistent across iterator wrappers that supports ``input_iterators``","June 2021","|Complete|","14.0","|ranges|"
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`3536 <https://wg21.link/LWG3536>`__,"Should ``chrono::from_stream()`` assign zero to duration for failure?","June 2021","","","|chrono|"
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`3539 <https://wg21.link/LWG3539>`__,"``format_to`` must not copy models of ``output_iterator<const charT&>``","June 2021","","","|format|"
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`3540 <https://wg21.link/LWG3540>`__,"§[format.arg] There should be no const in ``basic_format_arg(const T* p)``","June 2021","|Complete|","14.0","|format|"
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`3541 <https://wg21.link/LWG3541>`__,"``indirectly_readable_traits`` should be SFINAE-friendly for all types","June 2021","|Complete|","14.0","|ranges|"
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`3542 <https://wg21.link/LWG3542>`__,"``basic_format_arg`` mishandles ``basic_string_view`` with custom traits","June 2021","|Complete|","14.0","|format|"
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`3543 <https://wg21.link/LWG3543>`__,"Definition of when ``counted_iterators`` refer to the same sequence isn't quite right","June 2021","|Nothing To Do|","","|ranges|"
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`3544 <https://wg21.link/LWG3544>`__,"``format-arg-store::args`` is unintentionally not exposition-only","June 2021","|Complete|","14.0","|format|"
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`3546 <https://wg21.link/LWG3546>`__,"``common_iterator``'s postfix-proxy is not quite right","June 2021","","","|ranges|"
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`3548 <https://wg21.link/LWG3548>`__,"``shared_ptr`` construction from ``unique_ptr`` should move (not copy) the deleter","June 2021","",""
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`3549 <https://wg21.link/LWG3549>`__,"``view_interface`` is overspecified to derive from ``view_base``","June 2021","|Complete|","14.0","|ranges|"
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`3551 <https://wg21.link/LWG3551>`__,"``borrowed_{iterator,subrange}_t`` are overspecified","June 2021","|Nothing To Do|","","|ranges|"
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`3552 <https://wg21.link/LWG3552>`__,"Parallel specialized memory algorithms should require forward iterators","June 2021","",""
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`3553 <https://wg21.link/LWG3553>`__,"Useless constraint in ``split_view::outer-iterator::value_type::begin()``","June 2021","","","|ranges|"
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`3555 <https://wg21.link/LWG3555>`__,"``{transform,elements}_view::iterator::iterator_concept`` should consider const-qualification of the underlying range","June 2021","","","|ranges|"
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"","","","",""
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`2191 <https://wg21.link/LWG2191>`__,"Incorrect specification of ``match_results(match_results&&)``","October 2021","|Nothing To Do|",""
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`2381 <https://wg21.link/LWG2381>`__,"Inconsistency in parsing floating point numbers","October 2021","",""
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`2762 <https://wg21.link/LWG2762>`__,"``unique_ptr operator*()`` should be ``noexcept``","October 2021","",""
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`3121 <https://wg21.link/LWG3121>`__,"``tuple`` constructor constraints for ``UTypes&&...`` overloads","October 2021","",""
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`3123 <https://wg21.link/LWG3123>`__,"``duration`` constructor from representation shouldn't be effectively non-throwing","October 2021","","","|chrono|"
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`3146 <https://wg21.link/LWG3146>`__,"Excessive unwrapping in ``std::ref/cref``","October 2021","|Complete|","14.0"
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`3152 <https://wg21.link/LWG3152>`__,"``common_type`` and ``common_reference`` have flaws in common","October 2021","",""
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`3293 <https://wg21.link/LWG3293>`__,"``move_iterator operator+()`` has incorrect constraints","October 2021","","","|ranges|"
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`3361 <https://wg21.link/LWG3361>`__,"``safe_range<SomeRange&>`` case","October 2021","|Nothing To Do|","","|ranges|"
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`3392 <https://wg21.link/LWG3392>`__,"``ranges::distance()`` cannot be used on a move-only iterator with a sized sentinel","October 2021","|Complete|","14.0","|ranges|"
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`3407 <https://wg21.link/LWG3407>`__,"Some problems with the wording changes of P1739R4","October 2021","","","|ranges|"
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`3422 <https://wg21.link/LWG3422>`__,"Issues of ``seed_seq``'s constructors","October 2021","|Complete|","14.0"
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`3470 <https://wg21.link/LWG3470>`__,"``convertible-to-non-slicing`` seems to reject valid case","October 2021","|Complete|","14.0","|ranges|"
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`3480 <https://wg21.link/LWG3480>`__,"``directory_iterator`` and ``recursive_directory_iterator`` are not C++20 ranges","October 2021","|Complete|","14.0","|ranges|"
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`3498 <https://wg21.link/LWG3498>`__,"Inconsistent ``noexcept``-specifiers for ``basic_syncbuf``","October 2021","",""
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`3535 <https://wg21.link/LWG3535>`__,"``join_view::iterator::iterator_category`` and ``::iterator_concept`` lie","October 2021","","","|ranges|"
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`3554 <https://wg21.link/LWG3554>`__,"``chrono::parse`` needs ``const charT*`` and ``basic_string_view<charT>`` overloads","October 2021","","","|chrono|"
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`3557 <https://wg21.link/LWG3557>`__,"The ``static_cast`` expression in ``convertible_to`` has the wrong operand","October 2021","|Complete|","14.0"
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`3559 <https://wg21.link/LWG3559>`__,"Semantic requirements of ``sized_range`` is circular","October 2021","|Nothing To Do|","","|ranges|"
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`3560 <https://wg21.link/LWG3560>`__,"``ranges::equal`` and ``ranges::is_permutation`` should short-circuit for ``sized_ranges``","October 2021","","","|ranges|"
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`3561 <https://wg21.link/LWG3561>`__,"Issue with internal counter in ``discard_block_engine``","October 2021","",""
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`3563 <https://wg21.link/LWG3563>`__,"``keys_view`` example is broken","October 2021","","","|ranges|"
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`3566 <https://wg21.link/LWG3566>`__,"Constraint recursion for ``operator<=>(optional<T>, U)``","October 2021","","","|spaceship|"
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`3567 <https://wg21.link/LWG3567>`__,"Formatting move-only iterators take two","October 2021","","","|format|"
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`3568 <https://wg21.link/LWG3568>`__,"``basic_istream_view`` needs to initialize ``value_``","October 2021","","","|ranges|"
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`3570 <https://wg21.link/LWG3570>`__,"``basic_osyncstream::emit`` should be an unformatted output function","October 2021","",""
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`3571 <https://wg21.link/LWG3571>`__,"``flush_emit`` should set ``badbit`` if the ``emit`` call fails","October 2021","",""
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`3572 <https://wg21.link/LWG3572>`__,"``copyable-box`` should be fully ``constexpr``","October 2021","|Complete|","14.0","|ranges|"
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`3573 <https://wg21.link/LWG3573>`__,"Missing Throws element for ``basic_string_view(It begin, End end)``","October 2021","|Complete|","14.0"
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`3574 <https://wg21.link/LWG3574>`__,"``common_iterator`` should be completely ``constexpr``-able","October 2021","|Complete|","14.0","|ranges|"
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`3580 <https://wg21.link/LWG3580>`__,"``iota_view``'s ``iterator``'s binary ``operator+`` should be improved","October 2021","|Complete|","14.0","|ranges|"
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`3581 <https://wg21.link/LWG3581>`__,"The range constructor makes ``basic_string_view`` not trivially move constructible","October 2021","|Complete|","14.0","|ranges|"
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`3585 <https://wg21.link/LWG3585>`__,"``variant`` converting assignment with immovable alternative","October 2021","",""
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`3589 <https://wg21.link/LWG3589>`__,"The ``const`` lvalue reference overload of ``get`` for ``subrange`` does not constrain ``I`` to be ``copyable`` when ``N == 0``","October 2021","","","|ranges|"
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`3590 <https://wg21.link/LWG3590>`__,"``split_view::base() const &`` is overconstrained","October 2021","","","|ranges|"
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`3591 <https://wg21.link/LWG3591>`__,"``lazy_split_view<input_view>::inner-iterator::base() &&`` invalidates outer iterators","October 2021","","","|ranges|"
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`3592 <https://wg21.link/LWG3592>`__,"``lazy_split_view`` needs to check the simpleness of Pattern","October 2021","","","|ranges|"
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`3593 <https://wg21.link/LWG3593>`__,"Several iterators' ``base() const &`` and ``lazy_split_view::outer-iterator::value_type::end()`` missing ``noexcept``","October 2021","","","|ranges|"
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`3595 <https://wg21.link/LWG3595>`__,"Exposition-only classes proxy and postfix-proxy for ``common_iterator`` should be fully ``constexpr``","October 2021","|Complete|","14.0","|ranges|"
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"","","","",""
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`3645 <https://wg21.link/LWG3645>`__,"``resize_and_overwrite`` is overspecified to call its callback with lvalues", "Not voted in","|Complete|","14.0",""
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"","","","",""
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