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12 KiB
| 1 | Issue # | Issue Name | Meeting | Status | First released version |
|---|---|---|---|---|---|
| 2 | `2839 <https://wg21.link/LWG2839>`__ | Self-move-assignment of library types, again | November 2020 | ||
| 3 | `3117 <https://wg21.link/LWG3117>`__ | Missing ``packaged_task`` deduction guides | November 2020 | ||
| 4 | `3143 <https://wg21.link/LWG3143>`__ | ``monotonic_buffer_resource`` growth policy is unclear | November 2020 | ||
| 5 | `3195 <https://wg21.link/LWG3195>`__ | What is the stored pointer value of an empty weak_ptr? | November 2020 | ||
| 6 | `3211 <https://wg21.link/LWG3211>`__ | ``std::tuple<>`` should be trivially constructible | November 2020 | ||
| 7 | `3236 <https://wg21.link/LWG3236>`__ | Random access iterator requirements lack limiting relational operators domain to comparing those from the same range | November 2020 | ||
| 8 | `3265 <https://wg21.link/LWG3265>`__ | ``move_iterator``'s conversions are more broken after P1207 | November 2020 | Fixed 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 | ||
| 11 | `3447 <https://wg21.link/LWG3447>`__ | Deduction guides for ``take_view`` and ``drop_view`` have different constraints | November 2020 | ||
| 12 | `3450 <https://wg21.link/LWG3450>`__ | The const overloads of ``take_while_view::begin/end`` are underconstrained | November 2020 | ||
| 13 | `3464 <https://wg21.link/LWG3464>`__ | ``istream::gcount()`` can overflow | November 2020 | ||
| 14 | `2731 <https://wg21.link/LWG2731>`__ | Existence of ``lock_guard<MutexTypes...>::mutex_type`` typedef unclear | November 2020 | ||
| 15 | `2743 <https://wg21.link/LWG2743>`__ | P0083R3 ``node_handle`` private members missing "exposition only" comment | November 2020 | ||
| 16 | `2820 <https://wg21.link/LWG2820>`__ | Clarify ``<cstdint>`` macros | November 2020 | ||
| 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 equal | November 2020 | ||
| 19 | `3036 <https://wg21.link/LWG3036>`__ | ``polymorphic_allocator::destroy`` is extraneous | November 2020 | ||
| 20 | `3171 <https://wg21.link/LWG3171>`__ | LWG2989 breaks ``directory_entry`` stream insertion | November 2020 | ||
| 21 | `3306 <https://wg21.link/LWG3306>`__ | ``ranges::advance`` violates its preconditions | November 2020 | ||
| 22 | `3403 <https://wg21.link/LWG3403>`__ | Domain of ``ranges::ssize(E)`` doesn't ``match ranges::size(E)`` | November 2020 | ||
| 23 | `3404 <https://wg21.link/LWG3404>`__ | Finish removing subrange's conversions from pair-like | November 2020 | ||
| 24 | `3405 <https://wg21.link/LWG3405>`__ | ``common_view``'s converting constructor is bad, too | November 2020 | ||
| 25 | `3406 <https://wg21.link/LWG3406>`__ | ``elements_view::begin()`` and ``elements_view::end()`` have incompatible constraints | November 2020 | ||
| 26 | `3419 <https://wg21.link/LWG3419>`__ | [algorithms.requirements]/15 doesn't reserve as many rights as it intends to | November 2020 | ||
| 27 | `3420 <https://wg21.link/LWG3420>`__ | cpp17-iterator should check that the type looks like an iterator first | November 2020 | ||
| 28 | `3421 <https://wg21.link/LWG3421>`__ | Imperfect ADL emulation for boolean-testable | November 2020 | ||
| 29 | `3425 <https://wg21.link/LWG3425>`__ | ``condition_variable_any`` fails to constrain its Lock parameters | November 2020 | ||
| 30 | `3426 <https://wg21.link/LWG3426>`__ | ``operator<=>(const unique_ptr<T, D>&, nullptr_t)`` can't get no satisfaction | November 2020 | ||
| 31 | `3427 <https://wg21.link/LWG3427>`__ | ``operator<=>(const shared_ptr<T>&, nullptr_t)`` definition ill-formed | November 2020 | ||
| 32 | `3428 <https://wg21.link/LWG3428>`__ | ``single_view``'s in place constructor should be explicit | November 2020 | ||
| 33 | `3434 <https://wg21.link/LWG3434>`__ | ``ios_base`` never reclaims memory for iarray and parray | November 2020 | ||
| 34 | `3437 <https://wg21.link/LWG3437>`__ | ``__cpp_lib_polymorphic_allocator`` is in the wrong header | November 2020 | ||
| 35 | `3446 <https://wg21.link/LWG3446>`__ | ``indirectly_readable_traits`` ambiguity for types with both ``value_type`` and ``element_type`` | November 2020 | ||
| 36 | `3448 <https://wg21.link/LWG3448>`__ | ``transform_view``'s sentinel<false> not comparable with ``iterator<true>`` | November 2020 | ||
| 37 | `3449 <https://wg21.link/LWG3449>`__ | take_view and take_while_view's ``sentinel<false>`` not comparable with their const iterator | November 2020 | ||
| 38 | `3453 <https://wg21.link/LWG3453>`__ | Generic code cannot call ``ranges::advance(i, s)`` | November 2020 | ||
| 39 | `3455 <https://wg21.link/LWG3455>`__ | Incorrect Postconditions on ``unique_ptr`` move assignment | November 2020 | |Nothing To Do| | |
| 40 | `3460 <https://wg21.link/LWG3460>`__ | Unimplementable ``noop_coroutine_handle`` guarantees | November 2020 | ||
| 41 | `3461 <https://wg21.link/LWG3461>`__ | ``convertible_to``'s description mishandles cv-qualified void | November 2020 | ||
| 42 | `3465 <https://wg21.link/LWG3465>`__ | compare_partial_order_fallback requires ``F < E`` | November 2020 | ||
| 43 | `3466 <https://wg21.link/LWG3466>`__ | Specify the requirements for ``promise``/``future``/``shared_future`` consistently | November 2020 | ||
| 44 | `3467 <https://wg21.link/LWG3467>`__ | ``bool`` can't be an integer-like type | November 2020 | ||
| 45 | `3472 <https://wg21.link/LWG3472>`__ | ``counted_iterator`` is missing preconditions | November 2020 | ||
| 46 | `3473 <https://wg21.link/LWG3473>`__ | Normative encouragement in non-normative note | November 2020 | ||
| 47 | `3474 <https://wg21.link/LWG3474>`__ | Nesting ``join_views`` is broken because of CTAD | November 2020 | ||
| 48 | `3476 <https://wg21.link/LWG3476>`__ | ``thread`` and ``jthread`` constructors require that the parameters be move-constructible but never move construct the parameters | November 2020 | ||
| 49 | `3477 <https://wg21.link/LWG3477>`__ | Simplify constraints for semiregular-box | November 2020 | ||
| 50 | `3482 <https://wg21.link/LWG3482>`__ | ``drop_view``'s const begin should additionally require sized_range | November 2020 | ||
| 51 | `3483 <https://wg21.link/LWG3483>`__ | ``transform_view::iterator``'s difference is overconstrained | November 2020 | ||
| 52 | |||||
| 53 | `3391 <https://wg21.link/LWG3391>`__ | Problems with ``counted_iterator``/``move_iterator::base() const &`` | February 2021 | ||
| 54 | `3433 <https://wg21.link/LWG3433>`__ | ``subrange::advance(n)`` has UB when ``n < 0`` | February 2021 | ||
| 55 | `3490 <https://wg21.link/LWG3490>`__ | ``ranges::drop_while_view::begin()`` is missing a precondition | February 2021 | ||
| 56 | `3492 <https://wg21.link/LWG3492>`__ | Minimal improvements to ``elements_view::iterator`` | February 2021 | ||
| 57 | `3494 <https://wg21.link/LWG3494>`__ | Allow ranges to be conditionally borrowed | February 2021 | Superseded by `P2017R1 <https://wg21.link/P2017R1>`__ | |
| 58 | `3495 <https://wg21.link/LWG3495>`__ | ``constexpr launder`` makes pointers to inactive members of unions usable | February 2021 | ||
| 59 | `3500 <https://wg21.link/LWG3500>`__ | ``join_view::iterator::operator->()`` is bogus | February 2021 | ||
| 60 | `3502 <https://wg21.link/LWG3502>`__ | ``elements_view`` should not be allowed to return dangling reference | February 2021 | ||
| 61 | `3505 <https://wg21.link/LWG3505>`__ | ``split_view::outer-iterator::operator++`` misspecified | February 2021 | ||
| 62 | |||||
| 63 | `2774 <https://wg21.link/LWG2774>`__ | ``std::function`` construction vs assignment | June 2021 | ||
| 64 | `2818 <https://wg21.link/LWG2818>`__ | ``::std::`` everywhere rule needs tweaking | June 2021 | ||
| 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 overspecified | June 2021 | ||
| 67 | `3430 <https://wg21.link/LWG3430>`__ | ``std::fstream`` & co. should be constructible from string_view | June 2021 | ||
| 68 | `3462 <https://wg21.link/LWG3462>`__ | §[formatter.requirements]: Formatter requirements forbid use of ``fc.arg()`` | June 2021 | ||
| 69 | `3481 <https://wg21.link/LWG3481>`__ | ``viewable_range`` mishandles lvalue move-only views | June 2021 | ||
| 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 underconstrained | June 2021 | ||
| 72 | `3518 <https://wg21.link/LWG3518>`__ | Exception requirements on char trait operations unclear | June 2021 | ||
| 73 | `3519 <https://wg21.link/LWG3519>`__ | Incomplete synopses for <random> classes | June 2021 | ||
| 74 | `3520 <https://wg21.link/LWG3520>`__ | ``iter_move`` and ``iter_swap`` are inconsistent for ``transform_view::iterator`` | June 2021 | ||
| 75 | `3521 <https://wg21.link/LWG3521>`__ | Overly strict requirements on ``qsort`` and ``bsearch`` | June 2021 | ||
| 76 | `3522 <https://wg21.link/LWG3522>`__ | Missing requirement on ``InputIterator`` template parameter for ``priority_queue`` constructors | June 2021 | |Complete| | 14.0 |
| 77 | `3523 <https://wg21.link/LWG3523>`__ | ``iota_view::sentinel`` is not always ``iota_view``'s sentinel | June 2021 | ||
| 78 | `3526 <https://wg21.link/LWG3526>`__ | Return types of ``uses_allocator_construction_args`` unspecified | June 2021 | ||
| 79 | `3527 <https://wg21.link/LWG3527>`__ | ``uses_allocator_construction_args`` handles rvalue pairs of rvalue references incorrectly | June 2021 | ||
| 80 | `3528 <https://wg21.link/LWG3528>`__ | ``make_from_tuple`` can perform (the equivalent of) a C-style cast | June 2021 | ||
| 81 | `3529 <https://wg21.link/LWG3529>`__ | ``priority_queue(first, last)`` should construct ``c`` with ``(first, last)`` | June 2021 | ||
| 82 | `3530 <https://wg21.link/LWG3530>`__ | ``BUILTIN-PTR-MEOW`` should not opt the type out of syntactic checks | June 2021 | ||
| 83 | `3532 <https://wg21.link/LWG3532>`__ | ``split_view<V, P>::inner-iterator<true>::operator++(int)`` should depend on ``Base`` | June 2021 | ||
| 84 | `3533 <https://wg21.link/LWG3533>`__ | Make ``base() const &`` consistent across iterator wrappers that supports ``input_iterators`` | June 2021 | ||
| 85 | `3536 <https://wg21.link/LWG3536>`__ | Should ``chrono::from_stream()`` assign zero to duration for failure? | June 2021 | ||
| 86 | `3539 <https://wg21.link/LWG3539>`__ | ``format_to`` must not copy models of ``output_iterator<const charT&>`` | June 2021 | ||
| 87 | `3540 <https://wg21.link/LWG3540>`__ | §[format.arg] There should be no const in ``basic_format_arg(const T* p)`` | June 2021 | ||
| 88 | `3541 <https://wg21.link/LWG3541>`__ | ``indirectly_readable_traits`` should be SFINAE-friendly for all types | June 2021 | ||
| 89 | `3542 <https://wg21.link/LWG3542>`__ | ``basic_format_arg`` mishandles ``basic_string_view`` with custom traits | June 2021 | ||
| 90 | `3543 <https://wg21.link/LWG3543>`__ | Definition of when ``counted_iterators`` refer to the same sequence isn't quite right | June 2021 | ||
| 91 | `3544 <https://wg21.link/LWG3544>`__ | ``format-arg-store::args`` is unintentionally not exposition-only | June 2021 | ||
| 92 | `3546 <https://wg21.link/LWG3546>`__ | ``common_iterator``'s postfix-proxy is not quite right | June 2021 | ||
| 93 | `3548 <https://wg21.link/LWG3548>`__ | ``shared_ptr`` construction from ``unique_ptr`` should move (not copy) the deleter | June 2021 | ||
| 94 | `3549 <https://wg21.link/LWG3549>`__ | ``view_interface`` is overspecified to derive from ``view_base`` | June 2021 | ||
| 95 | `3551 <https://wg21.link/LWG3551>`__ | ``borrowed_{iterator,subrange}_t`` are overspecified | June 2021 | ||
| 96 | `3552 <https://wg21.link/LWG3552>`__ | Parallel specialized memory algorithms should require forward iterators | June 2021 | ||
| 97 | `3553 <https://wg21.link/LWG3553>`__ | Useless constraint in ``split_view::outer-iterator::value_type::begin()`` | June 2021 | ||
| 98 | `3555 <https://wg21.link/LWG3555>`__ | ``{transform,elements}_view::iterator::iterator_concept`` should consider const-qualification of the underlying range | June 2021 | ||
| 99 |