Files
clang-p2996/libcxx/docs/Status/Cxx2bIssues.csv
varconst 2c5a548b53 [libc++][ranges][NFC] Revamp the Ranges status page
Focus on the not-yet-implemented features: remove most details about the
already-implemented C++20 stuff, list out the major C++23 additions.

Differential Revision: https://reviews.llvm.org/D136657
2022-11-29 14:40:35 -08:00

26 KiB

1Issue #Issue NameMeetingStatusFirst released versionLabels
2`2839 <https://wg21.link/LWG2839>`__Self-move-assignment of library types, againNovember 2020|Nothing To Do|
3`3117 <https://wg21.link/LWG3117>`__Missing ``packaged_task`` deduction guidesNovember 2020
4`3143 <https://wg21.link/LWG3143>`__``monotonic_buffer_resource`` growth policy is unclearNovember 2020
5`3195 <https://wg21.link/LWG3195>`__What is the stored pointer value of an empty ``weak_ptr``?November 2020|Nothing To Do|
6`3211 <https://wg21.link/LWG3211>`__``std::tuple<>`` should be trivially constructibleNovember 2020|Complete|9.0
7`3236 <https://wg21.link/LWG3236>`__Random access iterator requirements lack limiting relational operators domain to comparing those from the same rangeNovember 2020|Nothing To Do|
8`3265 <https://wg21.link/LWG3265>`__``move_iterator``'s conversions are more broken after P1207November 2020Fixed by `LWG3435 <https://wg21.link/LWG3435>`__
9`3435 <https://wg21.link/LWG3435>`__``three_way_comparable_with<reverse_iterator<int*>, reverse_iterator<const int*>>``November 2020|Complete|13.0
10`3432 <https://wg21.link/LWG3432>`__Missing requirement for ``comparison_category``November 2020|Complete|16.0|spaceship|
11`3447 <https://wg21.link/LWG3447>`__Deduction guides for ``take_view`` and ``drop_view`` have different constraintsNovember 2020|Complete|14.0|ranges|
12`3450 <https://wg21.link/LWG3450>`__The const overloads of ``take_while_view::begin/end`` are underconstrainedNovember 2020|Complete|16.0|ranges|
13`3464 <https://wg21.link/LWG3464>`__``istream::gcount()`` can overflowNovember 2020
14`2731 <https://wg21.link/LWG2731>`__Existence of ``lock_guard<MutexTypes...>::mutex_type`` typedef unclearNovember 2020|Complete|5.0
15`2743 <https://wg21.link/LWG2743>`__P0083R3 ``node_handle`` private members missing "exposition only" commentNovember 2020|Nothing To Do|
16`2820 <https://wg21.link/LWG2820>`__Clarify ``<cstdint>`` macrosNovember 2020|Nothing To Do|
17`3120 <https://wg21.link/LWG3120>`__Unclear behavior of ``monotonic_buffer_resource::release()``November 2020
18`3170 <https://wg21.link/LWG3170>`__``is_always_equal`` added to ``std::allocator`` makes the standard library treat derived types as always equalNovember 2020
19`3036 <https://wg21.link/LWG3036>`__``polymorphic_allocator::destroy`` is extraneousNovember 2020
20`3171 <https://wg21.link/LWG3171>`__LWG2989 breaks ``directory_entry`` stream insertionNovember 2020|Complete|14.0
21`3306 <https://wg21.link/LWG3306>`__``ranges::advance`` violates its preconditionsNovember 2020|Complete|14.0|ranges|
22`3403 <https://wg21.link/LWG3403>`__Domain of ``ranges::ssize(E)`` doesn't ``match ranges::size(E)``November 2020|ranges|
23`3404 <https://wg21.link/LWG3404>`__Finish removing subrange's conversions from pair-likeNovember 2020|ranges|
24`3405 <https://wg21.link/LWG3405>`__``common_view``'s converting constructor is bad, tooNovember 2020|Complete|14.0|ranges|
25`3406 <https://wg21.link/LWG3406>`__``elements_view::begin()`` and ``elements_view::end()`` have incompatible constraintsNovember 2020|ranges|
26`3419 <https://wg21.link/LWG3419>`__[algorithms.requirements]/15 doesn't reserve as many rights as it intends toNovember 2020|Nothing To Do|
27`3420 <https://wg21.link/LWG3420>`__cpp17-iterator should check that the type looks like an iterator firstNovember 2020|Complete|14.0|ranges|
28`3421 <https://wg21.link/LWG3421>`__Imperfect ADL emulation for boolean-testableNovember 2020|Nothing To Do||ranges|
29`3425 <https://wg21.link/LWG3425>`__``condition_variable_any`` fails to constrain its Lock parametersNovember 2020|Nothing To Do|
30`3426 <https://wg21.link/LWG3426>`__``operator<=>(const unique_ptr<T, D>&, nullptr_t)`` can't get no satisfactionNovember 2020|Complete|16.0|spaceship|
31`3427 <https://wg21.link/LWG3427>`__``operator<=>(const shared_ptr<T>&, nullptr_t)`` definition ill-formedNovember 2020|Complete|16.0|spaceship|
32`3428 <https://wg21.link/LWG3428>`__``single_view``'s in place constructor should be explicitNovember 2020|Complete|14.0|ranges|
33`3434 <https://wg21.link/LWG3434>`__``ios_base`` never reclaims memory for iarray and parrayNovember 2020|Nothing To Do|
34`3437 <https://wg21.link/LWG3437>`__``__cpp_lib_polymorphic_allocator`` is in the wrong headerNovember 2020|Complete|14.0
35`3446 <https://wg21.link/LWG3446>`__``indirectly_readable_traits`` ambiguity for types with both ``value_type`` and ``element_type``November 2020|Complete|14.0|ranges|
36`3448 <https://wg21.link/LWG3448>`__``transform_view``'s ``sentinel<false>`` not comparable with ``iterator<true>``November 2020|ranges|
37`3449 <https://wg21.link/LWG3449>`__``take_view`` and ``take_while_view``'s ``sentinel<false>`` not comparable with their ``const iterator``November 2020|Complete|16.0|ranges|
38`3453 <https://wg21.link/LWG3453>`__Generic code cannot call ``ranges::advance(i, s)``November 2020|Nothing To Do||ranges|
39`3455 <https://wg21.link/LWG3455>`__Incorrect Postconditions on ``unique_ptr`` move assignmentNovember 2020|Nothing To Do|
40`3460 <https://wg21.link/LWG3460>`__Unimplementable ``noop_coroutine_handle`` guaranteesNovember 2020|Complete|14.0
41`3461 <https://wg21.link/LWG3461>`__``convertible_to``'s description mishandles cv-qualified ``void``November 2020|Nothing To Do|
42`3465 <https://wg21.link/LWG3465>`__``compare_partial_order_fallback`` requires ``F < E``November 2020|Complete|14.0|spaceship|
43`3466 <https://wg21.link/LWG3466>`__Specify the requirements for ``promise``/``future``/``shared_future`` consistentlyNovember 2020|Nothing To Do|
44`3467 <https://wg21.link/LWG3467>`__``bool`` can't be an integer-like typeNovember 2020|Complete|14.0|ranges|
45`3472 <https://wg21.link/LWG3472>`__``counted_iterator`` is missing preconditionsNovember 2020|Complete|14.0|ranges|
46`3473 <https://wg21.link/LWG3473>`__Normative encouragement in non-normative noteNovember 2020|Complete|15.0|format|
47`3474 <https://wg21.link/LWG3474>`__Nesting ``join_views`` is broken because of CTADNovember 2020|Complete|15.0|ranges|
48`3476 <https://wg21.link/LWG3476>`__``thread`` and ``jthread`` constructors require that the parameters be move-constructible but never move construct the parametersNovember 2020
49`3477 <https://wg21.link/LWG3477>`__Simplify constraints for ``semiregular-box``November 2020|ranges|
50`3482 <https://wg21.link/LWG3482>`__``drop_view``'s const begin should additionally require ``sized_range``November 2020|Complete|14.0|ranges|
51`3483 <https://wg21.link/LWG3483>`__``transform_view::iterator``'s difference is overconstrainedNovember 2020|Complete|14.0|ranges|
52
53`3391 <https://wg21.link/LWG3391>`__Problems with ``counted_iterator``/``move_iterator::base() const &``February 2021|ranges|
54`3433 <https://wg21.link/LWG3433>`__``subrange::advance(n)`` has UB when ``n < 0``February 2021|Complete|14.0|ranges|
55`3490 <https://wg21.link/LWG3490>`__``ranges::drop_while_view::begin()`` is missing a preconditionFebruary 2021|Nothing To Do||ranges|
56`3492 <https://wg21.link/LWG3492>`__Minimal improvements to ``elements_view::iterator``February 2021|ranges|
57`3494 <https://wg21.link/LWG3494>`__Allow ranges to be conditionally borrowedFebruary 2021Superseded by `P2017R1 <https://wg21.link/P2017R1>`__|ranges|
58`3495 <https://wg21.link/LWG3495>`__``constexpr launder`` makes pointers to inactive members of unions usableFebruary 2021|Nothing To Do|
59`3500 <https://wg21.link/LWG3500>`__``join_view::iterator::operator->()`` is bogusFebruary 2021|Complete|14.0|ranges|
60`3502 <https://wg21.link/LWG3502>`__``elements_view`` should not be allowed to return dangling referenceFebruary 2021|ranges|
61`3505 <https://wg21.link/LWG3505>`__``split_view::outer-iterator::operator++`` misspecifiedFebruary 2021|ranges|
62
63`2774 <https://wg21.link/LWG2774>`__``std::function`` construction vs assignmentJune 2021
64`2818 <https://wg21.link/LWG2818>`__``::std::`` everywhere rule needs tweakingJune 2021|Nothing To Do|
65`2997 <https://wg21.link/LWG2997>`__LWG 491 and the specification of ``{forward_,}list::unique``June 2021
66`3410 <https://wg21.link/LWG3410>`__``lexicographical_compare_three_way`` is overspecifiedJune 2021|spaceship|
67`3430 <https://wg21.link/LWG3430>`__``std::fstream`` & co. should be constructible from string_viewJune 2021
68`3462 <https://wg21.link/LWG3462>`__§[formatter.requirements]: Formatter requirements forbid use of ``fc.arg()``June 2021|format|
69`3481 <https://wg21.link/LWG3481>`__``viewable_range`` mishandles lvalue move-only viewsJune 2021Superseded by `P2415R2 <https://wg21.link/P2415R2>`__|ranges|
70`3506 <https://wg21.link/LWG3506>`__Missing allocator-extended constructors for ``priority_queue``June 2021|Complete|14.0
71`3517 <https://wg21.link/LWG3517>`__``join_view::iterator``'s ``iter_swap`` is underconstrainedJune 2021|Complete|14.0|ranges|
72`3518 <https://wg21.link/LWG3518>`__Exception requirements on char trait operations unclearJune 2021|Nothing To Do|
73`3519 <https://wg21.link/LWG3519>`__Incomplete synopses for ``<random>`` classesJune 2021
74`3520 <https://wg21.link/LWG3520>`__``iter_move`` and ``iter_swap`` are inconsistent for ``transform_view::iterator``June 2021|Complete|14.0|ranges|
75`3521 <https://wg21.link/LWG3521>`__Overly strict requirements on ``qsort`` and ``bsearch``June 2021|Nothing To Do|
76`3522 <https://wg21.link/LWG3522>`__Missing requirement on ``InputIterator`` template parameter for ``priority_queue`` constructorsJune 2021|Complete|14.0
77`3523 <https://wg21.link/LWG3523>`__``iota_view::sentinel`` is not always ``iota_view``'s sentinelJune 2021|ranges|
78`3526 <https://wg21.link/LWG3526>`__Return types of ``uses_allocator_construction_args`` unspecifiedJune 2021
79`3527 <https://wg21.link/LWG3527>`__``uses_allocator_construction_args`` handles rvalue pairs of rvalue references incorrectlyJune 2021
80`3528 <https://wg21.link/LWG3528>`__``make_from_tuple`` can perform (the equivalent of) a C-style castJune 2021
81`3529 <https://wg21.link/LWG3529>`__``priority_queue(first, last)`` should construct ``c`` with ``(first, last)``June 2021|Complete|14.0
82`3530 <https://wg21.link/LWG3530>`__``BUILTIN-PTR-MEOW`` should not opt the type out of syntactic checksJune 2021
83`3532 <https://wg21.link/LWG3532>`__``split_view<V, P>::inner-iterator<true>::operator++(int)`` should depend on ``Base``June 2021|ranges|
84`3533 <https://wg21.link/LWG3533>`__Make ``base() const &`` consistent across iterator wrappers that supports ``input_iterators``June 2021|Complete|14.0|ranges|
85`3536 <https://wg21.link/LWG3536>`__Should ``chrono::from_stream()`` assign zero to duration for failure?June 2021|chrono|
86`3539 <https://wg21.link/LWG3539>`__``format_to`` must not copy models of ``output_iterator<const charT&>``June 2021|Complete|14.0|format|
87`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|
88`3541 <https://wg21.link/LWG3541>`__``indirectly_readable_traits`` should be SFINAE-friendly for all typesJune 2021|Complete|14.0|ranges|
89`3542 <https://wg21.link/LWG3542>`__``basic_format_arg`` mishandles ``basic_string_view`` with custom traitsJune 2021|Complete|14.0|format|
90`3543 <https://wg21.link/LWG3543>`__Definition of when ``counted_iterators`` refer to the same sequence isn't quite rightJune 2021|Nothing To Do||ranges|
91`3544 <https://wg21.link/LWG3544>`__``format-arg-store::args`` is unintentionally not exposition-onlyJune 2021|Complete|14.0|format|
92`3546 <https://wg21.link/LWG3546>`__``common_iterator``'s postfix-proxy is not quite rightJune 2021|ranges|
93`3548 <https://wg21.link/LWG3548>`__``shared_ptr`` construction from ``unique_ptr`` should move (not copy) the deleterJune 2021|Complete|15.0
94`3549 <https://wg21.link/LWG3549>`__``view_interface`` is overspecified to derive from ``view_base``June 2021|Complete|14.0|ranges|
95`3551 <https://wg21.link/LWG3551>`__``borrowed_{iterator,subrange}_t`` are overspecifiedJune 2021|Nothing To Do||ranges|
96`3552 <https://wg21.link/LWG3552>`__Parallel specialized memory algorithms should require forward iteratorsJune 2021
97`3553 <https://wg21.link/LWG3553>`__Useless constraint in ``split_view::outer-iterator::value_type::begin()``June 2021|ranges|
98`3555 <https://wg21.link/LWG3555>`__``{transform,elements}_view::iterator::iterator_concept`` should consider const-qualification of the underlying rangeJune 2021|ranges|
99
100`2191 <https://wg21.link/LWG2191>`__Incorrect specification of ``match_results(match_results&&)``October 2021|Nothing To Do|
101`2381 <https://wg21.link/LWG2381>`__Inconsistency in parsing floating point numbersOctober 2021
102`2762 <https://wg21.link/LWG2762>`__``unique_ptr operator*()`` should be ``noexcept``October 2021
103`3121 <https://wg21.link/LWG3121>`__``tuple`` constructor constraints for ``UTypes&&...`` overloadsOctober 2021
104`3123 <https://wg21.link/LWG3123>`__``duration`` constructor from representation shouldn't be effectively non-throwingOctober 2021|chrono|
105`3146 <https://wg21.link/LWG3146>`__Excessive unwrapping in ``std::ref/cref``October 2021|Complete|14.0
106`3152 <https://wg21.link/LWG3152>`__``common_type`` and ``common_reference`` have flaws in commonOctober 2021
107`3293 <https://wg21.link/LWG3293>`__``move_iterator operator+()`` has incorrect constraintsOctober 2021|Complete|15.0
108`3361 <https://wg21.link/LWG3361>`__``safe_range<SomeRange&>`` caseOctober 2021|Nothing To Do||ranges|
109`3392 <https://wg21.link/LWG3392>`__``ranges::distance()`` cannot be used on a move-only iterator with a sized sentinelOctober 2021|Complete|14.0|ranges|
110`3407 <https://wg21.link/LWG3407>`__Some problems with the wording changes of P1739R4October 2021|Complete|15.0|ranges|
111`3422 <https://wg21.link/LWG3422>`__Issues of ``seed_seq``'s constructorsOctober 2021|Complete|14.0
112`3470 <https://wg21.link/LWG3470>`__``convertible-to-non-slicing`` seems to reject valid caseOctober 2021|Complete|14.0|ranges|
113`3480 <https://wg21.link/LWG3480>`__``directory_iterator`` and ``recursive_directory_iterator`` are not C++20 rangesOctober 2021|Complete|14.0|ranges|
114`3498 <https://wg21.link/LWG3498>`__Inconsistent ``noexcept``-specifiers for ``basic_syncbuf``October 2021
115`3535 <https://wg21.link/LWG3535>`__``join_view::iterator::iterator_category`` and ``::iterator_concept`` lieOctober 2021|Complete|15.0|ranges|
116`3554 <https://wg21.link/LWG3554>`__``chrono::parse`` needs ``const charT*`` and ``basic_string_view<charT>`` overloadsOctober 2021|chrono|
117`3557 <https://wg21.link/LWG3557>`__The ``static_cast`` expression in ``convertible_to`` has the wrong operandOctober 2021|Complete|14.0
118`3559 <https://wg21.link/LWG3559>`__Semantic requirements of ``sized_range`` is circularOctober 2021|Nothing To Do||ranges|
119`3560 <https://wg21.link/LWG3560>`__``ranges::equal`` and ``ranges::is_permutation`` should short-circuit for ``sized_ranges``October 2021|ranges|
120`3561 <https://wg21.link/LWG3561>`__Issue with internal counter in ``discard_block_engine``October 2021
121`3563 <https://wg21.link/LWG3563>`__``keys_view`` example is brokenOctober 2021|ranges|
122`3566 <https://wg21.link/LWG3566>`__Constraint recursion for ``operator<=>(optional<T>, U)``October 2021|spaceship|
123`3567 <https://wg21.link/LWG3567>`__Formatting move-only iterators take twoOctober 2021|Complete|16.0|format| |ranges|
124`3568 <https://wg21.link/LWG3568>`__``basic_istream_view`` needs to initialize ``value_``October 2021|Complete|16.0|ranges|
125`3570 <https://wg21.link/LWG3570>`__``basic_osyncstream::emit`` should be an unformatted output functionOctober 2021
126`3571 <https://wg21.link/LWG3571>`__``flush_emit`` should set ``badbit`` if the ``emit`` call failsOctober 2021
127`3572 <https://wg21.link/LWG3572>`__``copyable-box`` should be fully ``constexpr``October 2021|Complete|14.0|ranges|
128`3573 <https://wg21.link/LWG3573>`__Missing Throws element for ``basic_string_view(It begin, End end)``October 2021|Complete|14.0
129`3574 <https://wg21.link/LWG3574>`__``common_iterator`` should be completely ``constexpr``-ableOctober 2021|Complete|14.0|ranges|
130`3580 <https://wg21.link/LWG3580>`__``iota_view``'s ``iterator``'s binary ``operator+`` should be improvedOctober 2021|Complete|14.0|ranges|
131`3581 <https://wg21.link/LWG3581>`__The range constructor makes ``basic_string_view`` not trivially move constructibleOctober 2021|Complete|14.0|ranges|
132`3585 <https://wg21.link/LWG3585>`__``variant`` converting assignment with immovable alternativeOctober 2021
133`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|Complete|14.0|ranges|
134`3590 <https://wg21.link/LWG3590>`__``split_view::base() const &`` is overconstrainedOctober 2021|ranges|
135`3591 <https://wg21.link/LWG3591>`__``lazy_split_view<input_view>::inner-iterator::base() &&`` invalidates outer iteratorsOctober 2021|ranges|
136`3592 <https://wg21.link/LWG3592>`__``lazy_split_view`` needs to check the simpleness of PatternOctober 2021|ranges|
137`3593 <https://wg21.link/LWG3593>`__Several iterators' ``base() const &`` and ``lazy_split_view::outer-iterator::value_type::end()`` missing ``noexcept``October 2021|ranges|
138`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|
139
140`3088 <https://wg21.link/LWG3088>`__``forward_list::merge`` behaviour unclear when passed ``*this``February 2022
141`3471 <https://wg21.link/LWG3471>`__``polymorphic_allocator::allocate`` does not satisfy ``Cpp17Allocator`` requirementsFebruary 2022
142`3525 <https://wg21.link/LWG3525>`__``uses_allocator_construction_args`` fails to handle types convertible to ``pair``February 2022
143`3598 <https://wg21.link/LWG3598>`__``system_category().default_error_condition(0)`` is underspecifiedFebruary 2022
144`3601 <https://wg21.link/LWG3601>`__common_iterator's postfix-proxy needs ``indirectly_readable`` February 2022|ranges|
145`3607 <https://wg21.link/LWG3607>`__``contiguous_iterator`` should not be allowed to have custom ``iter_move`` and ``iter_swap`` behaviorFebruary 2022|Nothing to do||ranges|
146`3610 <https://wg21.link/LWG3610>`__``iota_view::size`` sometimes rejects integer-class typesFebruary 2022|ranges|
147`3612 <https://wg21.link/LWG3612>`__Inconsistent pointer alignment in ``std::format`` February 2022|Complete|14.0|format|
148`3616 <https://wg21.link/LWG3616>`__LWG 3498 seems to miss the non-member ``swap`` for ``basic_syncbuf`` February 2022
149`3618 <https://wg21.link/LWG3618>`__Unnecessary ``iter_move`` for ``transform_view::iterator`` February 2022|ranges|
150`3619 <https://wg21.link/LWG3619>`__Specification of ``vformat_to`` contains ill-formed ``formatted_size`` callsFebruary 2022|Nothing to do||format|
151`3621 <https://wg21.link/LWG3621>`__Remove feature-test macro ``__cpp_lib_monadic_optional`` February 2022|Complete|15.0
152`3632 <https://wg21.link/LWG3632>`__``unique_ptr`` "Mandates: This constructor is not selected by class template argument deduction"February 2022|Nothing to do|
153`3643 <https://wg21.link/LWG3643>`__Missing ``constexpr`` in ``std::counted_iterator`` February 2022|ranges|
154`3648 <https://wg21.link/LWG3648>`__``format`` should not print ``bool`` with ``'c'`` February 2022|Complete|15.0|format|
155`3649 <https://wg21.link/LWG3649>`__[fund.ts.v2] Reinstate and bump ``__cpp_lib_experimental_memory_resource`` feature test macroFebruary 2022
156`3650 <https://wg21.link/LWG3650>`__Are ``std::basic_string`` 's ``iterator`` and ``const_iterator`` constexpr iterators?February 2022|Nothing to do|
157`3654 <https://wg21.link/LWG3654>`__``basic_format_context::arg(size_t)`` should be ``noexcept`` February 2022|Complete|15.0|format|
158`3657 <https://wg21.link/LWG3657>`__``std::hash<std::filesystem::path>`` is not enabledFebruary 2022
159`3660 <https://wg21.link/LWG3660>`__``iterator_traits<common_iterator>::pointer`` should conform to §[iterator.traits]February 2022|Complete|14.0|ranges|
160`3661 <https://wg21.link/LWG3661>`__``constinit atomic<shared_ptr<T>> a(nullptr);`` should workFebruary 2022
161
162`3564 <https://wg21.link/LWG3564>`__``transform_view::iterator<true>::value_type`` and ``iterator_category`` should use ``const F&``July 2022|ranges|
163`3617 <https://wg21.link/LWG3617>`__``function``/``packaged_task`` deduction guides and deducing ``this``July 2022
164`3656 <https://wg21.link/LWG3656>`__Inconsistent bit operations returning a countJuly 2022|Complete|15.0
165`3659 <https://wg21.link/LWG3659>`__Consider ``ATOMIC_FLAG_INIT`` undeprecationJuly 2022|Complete|15.0
166`3670 <https://wg21.link/LWG3670>`__``Cpp17InputIterators`` don't have integer-class difference typesJuly 2022|ranges|
167`3671 <https://wg21.link/LWG3671>`__``atomic_fetch_xor`` missing from ``stdatomic.h``July 2022
168`3672 <https://wg21.link/LWG3672>`__``common_iterator::operator->()`` should return by valueJuly 2022|ranges|
169`3683 <https://wg21.link/LWG3683>`__``operator==`` for ``polymorphic_allocator`` cannot deduce template argument in common casesJuly 2022
170`3687 <https://wg21.link/LWG3687>`__``expected<cv void, E>`` move constructor should moveJuly 2022
171`3692 <https://wg21.link/LWG3692>`__``zip_view::iterator``'s ``operator<=>`` is overconstrainedJuly 2022|ranges| |spaceship|
172`3701 <https://wg21.link/LWG3701>`__Make ``formatter<remove_cvref_t<const charT[N]>, charT>`` requirement explicitJuly 2022|format|
173`3702 <https://wg21.link/LWG3702>`__Should ``zip_transform_view::iterator`` remove ``operator<``July 2022|ranges| |spaceship|
174`3703 <https://wg21.link/LWG3703>`__Missing requirements for ``expected<T, E>`` requires ``is_void<T>``July 2022
175`3704 <https://wg21.link/LWG3704>`__LWG 2059 added overloads that might be ill-formed for setsJuly 2022
176`3705 <https://wg21.link/LWG3705>`__Hashability shouldn't depend on basic_string's allocatorJuly 2022|Complete|16.0
177`3707 <https://wg21.link/LWG3707>`__chunk_view::outer-iterator::value_type::size should return unsigned typeJuly 2022|ranges|
178`3708 <https://wg21.link/LWG3708>`__``take_while_view::sentinel``'s conversion constructor should moveJuly 2022|Complete|16.0|ranges|
179`3709 <https://wg21.link/LWG3709>`__LWG-3703 was underly ambitiousJuly 2022
180`3710 <https://wg21.link/LWG3710>`__The ``end`` of ``chunk_view`` for input ranges can be ``const``July 2022|ranges|
181`3711 <https://wg21.link/LWG3711>`__Missing preconditions for slide_view constructorJuly 2022|ranges|
182`3712 <https://wg21.link/LWG3712>`__``chunk_view`` and ``slide_view`` should not be ``default_initializable``July 2022|ranges|
183`3713 <https://wg21.link/LWG3713>`__Sorted with respect to comparator (only)July 2022
184`3715 <https://wg21.link/LWG3715>`__``view_interface::empty`` is overconstrainedJuly 2022|ranges|
185`3719 <https://wg21.link/LWG3719>`__Directory iterators should be usable with default sentinelJuly 2022|ranges|
186`3721 <https://wg21.link/LWG3721>`__Allow an ``arg-id`` with a value of zero for ``width`` in ``std-format-spec``July 2022|Complete|16.0|format|
187`3724 <https://wg21.link/LWG3724>`__``decay-copy`` should be constrainedJuly 2022|Complete|14.0
188
189`3629 <https://wg21.link/LWG3629>`__``make_error_code`` and ``make_error_condition`` are customization pointsNot voted in|Complete|16.0
190`3631 <https://wg21.link/LWG3631>`__``basic_format_arg(T&&)`` should use ``remove_cvref_t<T>`` throughoutNot voted in|Complete|15.0
191`3645 <https://wg21.link/LWG3645>`__``resize_and_overwrite`` is overspecified to call its callback with lvaluesNot voted in|Complete|14.0
192`3636 <https://wg21.link/LWG3636>`__``formatter<T>::format`` should be ``const``-qualifiedNot voted in|Complete|16.0
193