List of issues - WG21 LWG Issues
ID Activity Section Status Title
4483 yesterday [meta.define.static] new Multidimensional arrays are not supported by meta::reflect_constant_array and related functions
4472 yesterday [atomics.ref.generic] ready std::atomic_ref<const T> can be constructed from temporaries
4466 yesterday [task.promise] new task should move its result
4470 yesterday [simd] new The use of integer-from<Bytes> all over [simd] is incorrect for Bytes=sizeof(complex<double>)
2746 yesterday [optional.assign][variant.mod][any.modifiers] ready Inconsistency between requirements for emplace between optional and variant
4480 2 days ago [stdatomic.h.syn] ready <stdatomic.h> should provide `ATOMIC_CHAR8_T_LOCK_FREE`
4468 2 days ago [const.wrap.class] ready §[const.wrap.class] "`operator decltype(auto)`" is ill-formed
4460 2 days ago [variant.ctor] ready Missing Throws: for last `variant` constructor
4467 2 days ago [hive.operations] ready `hive::splice` can throw `bad_alloc`
4324 2 days ago [unique.ptr.single.observers] ready unique_ptr<void>::operator* is not SFINAE-friendly
4259 2 days ago [string.find] ready P1148R0 changed the return values of searching functions of `std::basic_string` on some platforms
3831 2 days ago [time.format][time.parse] ready Two-digit formatting of negative year is ambiguous
4482 1 week ago [range.adjacent.view] new `adjacent_view::{begin,end}` const overloads are under-constrained
4479 1 week ago [tuple.tuple.general] new Missing restrictions on which types can be `tuple` elements
4478 1 week ago [meta.reflection.names] new `meta::has_identifier` is not specified for annotations
4477 1 week ago [new.delete.placement] ready Placement `operator delete` should be constexpr
4481 1 week ago [time.duration.general] new Disallow chrono::duration<const T, P>
3424 2 weeks ago [optional.observe] new optional::value_or should never return a cv-qualified type
4406 2 weeks ago [optional.observe] [optional.ref.observe] [expected.object.obs] new `optional::value_or` return statement is inconsistent with Mandates
4476 2 weeks ago [exec.run.loop.general] new `run_loop` should not have a `set_error` completion
4475 2 weeks ago [thread.mutex.requirements.mutex.general] new The description to single total order in [thread.mutex.requirements.mutex.general] is hollow
4474 3 weeks ago [round.style] new "`round_to_nearest`" rounding mode is unclear
4473 3 weeks ago [cfloat.syn] new <cfloat> should be specified not to contain all macros in <float.h>
4471 3 weeks ago [exec.inline.scheduler] new Remove test for `get_env noexcept`-ness from `inline_scheduler`
4469 3 weeks ago [namespace.std] new Names of parameters of addressable function shall remain unspecified
4378 3 weeks ago [string.access] new Inconsistency between `std::basic_string`'s `data()` and `operator[]` specification
3653 3 weeks ago [coroutine.syn] new <coroutine> is freestanding, but uses std::hash which is not
4339 1 month ago [exec.task] open task's coroutine frame may be released late
4458 1 month ago [indirect.obs] new indirect<T> should be convertible to T&
4457 1 month ago [algorithm.syn] new freestanding for `stable_sort`, `stable_partition` and `inplace_merge`
2236 1 month ago [atomics.syn] [atomics.order] open kill_dependency unconditionally noexcept
4354 1 month ago [exec.get.fwd.progress] open Reconsider `weakly_parallel` as the default `forward_progress_guarantee`
4453 1 month ago [atomics.ref.ops] new atomic_ref<cv T>::required_alignment should be the same as for `T`
3417 1 month ago [atomics.types.operations] open Missing volatile atomic deprecations
4314 1 month ago [mdspan.layout] new Missing move in `mdspan` layout `mapping::operator()`
4454 1 month ago [assertions.assert] new `assert` should forbid `co_await` and `co_yield`
4436 1 month ago [simd.ctor] new `simd` broadcast is overconstrained — std::cw<0.f> is not convertible to simd::vec<float16_t>
3099 1 month ago [meta.type.synop] open is_assignable<Incomplete&, Incomplete&>
3662 1 month ago [string.append][string.assign] new basic_string::append/assign(NTBS, pos, n) suboptimal
4109 1 month ago [rand.req.genl] new Instantiating templates in §[rand] with int8_t/uint8_t is undefined behavior
4238 1 month ago [simd.mask.unary] new simd_mask<complex<double>>::operator+/-/~ return a disabled `simd` specialization
4264 1 month ago [func.wrap.general] new Skipping indirection is not allowed for function_ref
4329 1 month ago [exec.affine.on] lewg Customising affine_on for other algorithms
4330 1 month ago [exec.affine.on] lewg affine_on semantics
4331 1 month ago [exec.affine.on] lewg affine_on shape may be wrong
4332 1 month ago [exec.affine.on] lewg affine_on shouldn't forward the stop token to the scheduling operation
4335 1 month ago [task.promise] lewg task shadows the environment's allocator
4344 1 month ago [exec.affine.on] new affine_on has no specification for the default
4347 1 month ago [task.promise] new task's stop source is always created
4414 1 month ago [simd.expos.abi][simd.traits] new §[simd.expos.abi] deduce-abi-t is underspecified and incorrectly referenced from `rebind` and `resize`
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