C++ Standard Library Issues List (Revision D126)

Index by Status and Section

Reference ISO/IEC IS 14882:2024(E)

This document is the Index by Status and Section for the Library Active Issues List, Library Defect Reports and Accepted Issues, and Library Closed Issues List.

Revised 2026-01-19 at 13:28:27 UTC

Ready (5 issues)

Issue Status Section Title Proposed Resolution Priority Duplicates
4469(i) Ready 16.4.5.2.1 [namespace.std] Names of parameters of addressable function shall remain unspecified Yes 2
2746(i) Ready 22.5.3.4 [optional.assign] Inconsistency between requirements for emplace between optional and variant Yes 3
4486(i) Ready 23.7.2.1 [span.syn] integral-constant-like and constexpr-wrapper-like exposition-only concept duplication Yes
3599(i) Ready 25.7.16.2 [range.lazy.split.view] The const overload of lazy_split_view::begin should be constrained by const Pattern Yes 3
4472(i) Ready 32.5.7 [atomics.ref.generic] std::atomic_ref<const T> can be constructed from temporaries Yes

Tentatively Ready (15 issues)

Issue Status Section Title Proposed Resolution Priority Duplicates
4474(i) Tentatively Ready 17.3.4 [round.style] "round_to_nearest" rounding mode is unclear Yes
4477(i) Tentatively Ready 17.6.3.4 [new.delete.placement] Placement operator delete should be constexpr Yes
4324(i) Tentatively Ready 20.3.1.3.5 [unique.ptr.single.observers] unique_ptr<void>::operator* is not SFINAE-friendly Yes 3
4500(i) Tentatively Ready 21.3.5 [const.wrap.class] constant_wrapper wording problems Yes
4468(i) Tentatively Ready 21.3.5 [const.wrap.class] §[const.wrap.class] "operator decltype(auto)" is ill-formed Yes
4460(i) Tentatively Ready 22.6.3.2 [variant.ctor] Missing Throws: for last variant constructor Yes
4467(i) Tentatively Ready 23.3.9.5 [hive.operations] hive::splice can throw bad_alloc Yes
4491(i) Tentatively Ready 23.7.3.7 [mdspan.sub] Rename submdspan_extents and submdspan_canonicalize_slices Yes
4457(i) Tentatively Ready 26.4 [algorithm.syn] freestanding for stable_sort, stable_partition and inplace_merge Yes
4259(i) Tentatively Ready 27.4.3.8.2 [string.find] P1148R0 changed the return values of searching functions of std::basic_string on some platforms Yes 3
4090(i) Tentatively Ready 28.5.2.2 [format.string.std] Underspecified use of locale facets for locale-dependent std::format Yes 3
4481(i) Tentatively Ready 30.5.1 [time.duration.general] Disallow chrono::duration<const T, P> Yes
3831(i) Tentatively Ready 30.12 [time.format] Two-digit formatting of negative year is ambiguous Yes 3
4480(i) Tentatively Ready 32.5.12 [stdatomic.h.syn] <stdatomic.h> should provide ATOMIC_CHAR8_T_LOCK_FREE Yes
4485(i) Tentatively Ready 33.13.6.4 [task.state] Move specification for task::stop_token_type Yes