List of issues - WG21 LWG Issues
ID Activity Section Status Title
4614 3 days ago [numeric.ops.midpoint] new §[numeric.ops.midpoint] No handling of non-finite floats
4606 4 days ago [mdspan.layout.stride.cons] ready Bullet (4.3) preconditions are too strict to implement `submdspan`
4615 1 week ago [range.stride.iterator] new `stride_view` iterator operations are missing preconditions
4616 1 week ago [meta.reflection.extract] new §[meta.reflection.extract] has a circular requirement when extracting a variable during its own initialization
4612 1 week ago [optional.nullopt] new Specify the details of `std::nullopt_t`
4613 1 week ago [range.elements.view] new The `const` overloads of `elements_view`'s `begin()`/`end()` are underconstrained
4611 2 weeks ago [meta.reflection.layout] new `bit_size_of` overflow handling
4610 3 weeks ago [locale.syn] new `std::swap` should specially handle `std::locale`
3047 3 weeks ago [atomics.types.int][atomics.types.pointer][atomics.types.memop] ready atomic compound assignment operators can cause undefined behavior when corresponding fetch_meow members don't
4110 3 weeks ago [util.smartptr.shared.const] ready `shared_ptr(nullptr_t, Deleter)` is overconstrained, breaking some sensible deleters
4546 3 weeks ago [iterator.concept.winc] ready Integer-class type should be structural type
4576 3 weeks ago [meta.reflection.substitute] ready `{can_}substitute` specification is (still) ill-formed
4586 3 weeks ago [freestanding.item] [optional.syn] [format.syn] ready Partial specialization of `std::format_kind` for `std::optional` is not marked hosted
4602 3 weeks ago [charconv.to.chars] ready Incorrect lower bound for the default floating-point representation
4609 4 weeks ago [thread.thread.class.general] new Deduction guide for `std::thread::name_hint` from `std::basic_string` should ignore the allocator type
4608 1 month ago [thread.thread.this] new `sleep_for` is not an observable behavior
4607 1 month ago [numeric.limits.members] new Meaning of numeric_limits<T>::is_exact is unclear
4605 1 month ago [version.syn] new Feature test macro for `error_code` formatting
4603 1 month ago [mdspan.layout.stride.cons] ready `layout_stride` should accept zero strides for empty `extents`
3172 1 month ago [c.math.hypot3] ready 3-arg std::hypot is underspecified compared to the 2-arg overload
4601 1 month ago [c.math.lerp] ready Unclear error handling for C++ math functions
4604 1 month ago [atomics.wait] new Remove volatile atomic wait/notify functions
3069 1 month ago [variant.assign] new Move assigning variant's subobject corrupts data
3669 1 month ago [intro.abstract] core std::filesystem operations should be observable behaviour
4168 1 month ago [obj.lifetime] core `std::start_lifetime_as` inadvertently has undefined behavior due to use of `std::bit_cast`
4357 1 month ago [exec.connect] ready connect-awaitable should use `is_void_v` to check for result-type of `co_await` expression instead of same_as<void>
4138 1 month ago [meta.const.eval] ready is_within_lifetime should mandate is_object
4421 1 month ago [charconv.to.chars] ready Clarify the output encoding of `to_chars` for integers
4117 1 month ago [coro.generator.iterator] ready generator::iterator should provide iterator_concept
4600 2 months ago [hive.operations] new Remove precondition on `hive::get_iterator()`, introduce Returns value when pointer is not within `*this`
4599 2 months ago [stdatomic.h.syn] new Pointless std-atomic alias template
4598 2 months ago [res.on.exception.handling] new §[res.on.exception.handling] should cover exceptions specified outside a Throws: paragraph
4591 2 months ago [meta.reflection.scope] new `std::meta::current_function` should probably work in a local class
4582 2 months ago [linalg.transp.layout.transpose] [mdspan.layout.policy.reqmts] new Specializations of `layout_transpose` do not meet the layout mapping policy requirements
4577 2 months ago [view.interface] open Hardening `view_interface::operator[]`
4558 2 months ago [range.drop.view] [range.drop.while.view] lewg drop_view and drop_while_view should be const-iterable for input-only range
4597 2 months ago [range.join.view] [range.join.with.view] new Unnecessary constraint for join_view/join_with_view to be common_range
2383 2 months ago [time.duration.literals] open Overflow cannot be ill-formed for chrono::duration integer literals
3053 2 months ago [syserr.errcode.overview] ready Prohibit error_code construction from rvalues of error_category
3584 2 months ago [cmp.common] ready Clarify common comparison category conversions
3647 2 months ago [special.mem.concepts] ready nothrow-input-iterator constraints should not mention copying
3696 2 months ago [stream.types] ready "Basic integral types" should not be used
4022 2 months ago [time.format] ready Ambiguity in the formatting of negative years with format specifier %C
4039 2 months ago [ostream.formatted.print] ready §[ostream.formatted.print]: Inappropriate usage of badbit in definition of vprint_unicode/vprint_nonunicode
4052 2 months ago [rand.dist.samp.pconst] [rand.dist.samp.plinear] new Bogus requirements for piecewise_linear_distribution
4055 2 months ago [iterator.operations] ready §[iterator.operations] std::distance is missing a precondition
4570 2 months ago [exec.snd.expos] open COMMON-DOMAIN should test for convertibility to `default_domain`
4587 2 months ago [unord.map.elem] ready Missing complexity for unordered_map::at
4595 2 months ago [zombie.names] new `byte_string` and `wide_string` are not yet zombie names
4594 2 months ago [meta.reflection.define.aggregate] new `data_member_spec` should throw on anonymous union types
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