1.. _cxx2b-status: 2 3================================ 4libc++ C++2b Status 5================================ 6 7.. include:: ../Helpers/Styles.rst 8 9.. contents:: 10 :local: 11 12 13Overview 14================================ 15 16In November 2020, the C++ standard committee adopted the first changes to the next version of the C++ standard, known here as "C++2b" (probably to be C++23). 17 18This page shows the status of libc++; the status of clang's support of the language features is `here <https://clang.llvm.org/cxx_status.html#cxx23>`__. 19 20.. attention:: Features in unreleased drafts of the standard are subject to change. 21 22The groups that have contributed papers: 23 24- CWG - Core Language Working group 25- LWG - Library working group 26- SG1 - Study group #1 (Concurrency working group) 27 28.. note:: "Nothing to do" means that no library changes were needed to implement this change. 29 30.. _paper-status-cxx2b: 31 32Paper Status 33==================================== 34 35.. csv-table:: 36 :file: Cxx2bPapers.csv 37 :header-rows: 1 38 :widths: auto 39 40.. note:: 41 42 .. [#note-P0533R9] P0533R9: ``isfinite``, ``isinf``, ``isnan`` and ``isnormal`` are implemented. 43 .. [#note-P1413R3] P1413R3: ``std::aligned_storage_t`` and ``std::aligned_union_t`` are marked deprecated, but 44 clang doesn't issue a diagnostic for deprecated using template declarations. 45 46.. _issues-status-cxx2b: 47 48Library Working Group Issues Status 49==================================== 50 51.. csv-table:: 52 :file: Cxx2bIssues.csv 53 :header-rows: 1 54 :widths: auto 55