2023-02 Mailing Available
The 2023-02 mailing of new standards papers is now available.
| WG21 Number | Title | Author | Document Date | Mailing Date | Previous Version | Subgroup |
|---|---|---|---|---|---|---|
| N4940 | WG21 2022-11 Kona Minutes of Meeting V2 | Nina Ranns | 2023-01-23 | 2023-02 | All of WG21 | |
| N4941 | INCITS C++/WG21 Agenda: 6-11 February 2023, Issaquah, WA USA | John Spicer | 2023-01-21 | 2023-02 | All of WG21 | |
| N4942 | WG21 2023-01 Admin telecon minutes | Nina Ranns | 2023-02-02 | 2023-02 | All of WG21 | |
| P0290R3 | apply() for synchronized_value | Anthony Williams | 2023-01-17 | 2023-02 | P0290R2 | LWG Library |
| P0290R4 | apply() for synchronized_value | Anthony Williams | 2023-02-16 | 2023-02 | P0290R3 | LWG Library |
| P0447R21 | Introduction of std::hive to the standard library | Matt Bentley | 2023-02-11 | 2023-02 | P0447R20 | SG14 Low Latency,LEWG Library Evolution,All of WG21 |
| P0493R4 | Atomic maximum/minimum | Al Grant | 2023-02-15 | 2023-02 | P0493R3 | SG1 Concurrency and Parallelism,LWG Library |
| P0792R13 | function_ref: a non-owning reference to a Callable | Vittorio Romeo | 2023-02-09 | 2023-02 | P0792R12 | LWG Library |
| P0792R14 | function_ref: a non-owning reference to a Callable | Vittorio Romeo | 2023-02-09 | 2023-02 | P0792R13 | LWG Library |
| P0870R5 | A proposal for a type trait to detect narrowing conversions | Giuseppe D'Angelo | 2023-02-15 | 2023-02 | P0870R4 | SG6 Numerics,LEWG Library Evolution,LWG Library |
| P0876R12 | fiber_context - fibers without scheduler | Oliver Kowalke | 2023-02-09 | 2023-02 | P0876R11 | LEWG Library Evolution |
| P1061R4 | Structured Bindings can introduce a Pack | Barry Revzin | 2023-02-15 | 2023-02 | P1061R3 | EWG Evolution |
| P1708R7 | Basic Statistics | Richard Dosselmann | 2023-02-06 | 2023-02 | P1708R6 | SG6 Numerics,SG14 Low Latency,LEWG Library Evolution,LWG Library |
| P1715R1 | Loosen restrictions on "_t" typedefs and "_v" values. | Jorg Brown | 2023-02-06 | 2023-02 | P1715R0 | LEWG Library Evolution,CWG Core,LWG Library |
| P1759R5 | Native handles and file streams | Elias Kosunen | 2023-02-12 | 2023-02 | P1759R4 | LWG Library |
| P1854R4 | Making non-encodable string literals ill-formed | Corentin Jabot | 2023-02-08 | 2023-02 | P1854R3 | EWG Evolution |
| P1928R3 | Merge data-parallel types from the Parallelism TS 2 | Matthias Kretz | 2023-02-03 | 2023-02 | P1928R2 | LEWG Library Evolution |
| P2022R0 | Rangified version of lexicographical_compare_three_way | Ran Regev | 2023-02-06 | 2023-02 | SG9 Ranges,LEWG Library Evolution | |
| P2047R6 | An allocator-aware optional type | Nina Ranns | 2023-02-02 | 2023-02 | P2047R5 | LEWG Library Evolution |
| P2159R1 | A Big Decimal Type | Bill Seymour | 2023-02-06 | 2023-02 | P2159R0 | SG6 Numerics |
| P2300R6 | `std::execution` | Michał Dominiak | 2023-01-19 | 2023-02 | P2300R5 | SG1 Concurrency and Parallelism,LEWG Library Evolution |
| P2308R0 | Template parameter initialization | S. Davis Herring | 2023-02-13 | 2023-02 | CWG Core | |
| P2338R4 | Freestanding Library: Character primitives and the C library | Ben Craig | 2023-02-09 | 2023-02 | P2338R3 | LWG Library |
| P2355R1 | Postfix fold expressions | S. Davis Herring | 2023-02-13 | 2023-02 | P2355R0 | EWG Evolution |
| P2361R6 | Unevaluated strings | Corentin Jabot | 2023-02-12 | 2023-02 | P2361R5 | EWG Evolution |
| P2363R5 | Extending associative containers with the remaining heterogeneous overloads | Konstantin Boyarinov | 2023-02-10 | 2023-02 | P2363R4 | LWG Library |
| P2406R3 | Add lazy_counted_iterator | Yehezkel Bernat | 2023-02-06 | 2023-02 | P2406R2 | SG9 Ranges,LEWG Library Evolution |
| P2406R4 | Add lazy_counted_iterator | Yehezkel Bernat | 2023-02-07 | 2023-02 | P2406R3 | SG9 Ranges,LEWG Library Evolution |
| P2406R5 | Add lazy_counted_iterator | Yehezkel Bernat | 2023-02-08 | 2023-02 | P2406R4 | SG9 Ranges,LEWG Library Evolution |
| P2495R2 | Interfacing stringstreams with string_view | Michael Hava | 2023-02-14 | 2023-02 | P2495R1 | LWG Library |
| P2497R0 | Testing for success or failure of charconv functions | Jonathan Wakely | 2023-01-25 | 2023-02 | LEWG Library Evolution | |
| P2521R3 | Contract support -- Record of SG21 consensus | Andrzej Krzemieński | 2023-02-10 | 2023-02 | P2521R2 | SG21 Contracts |
| P2527R2 | std::variant_alternative_index and std::tuple_element_index | Alex Christensen | 2023-01-27 | 2023-02 | P2527R1 | LWG Library |
| P2545R3 | Why RCU Should be in C++26 | Paul E. McKenney | 2023-02-15 | 2023-02 | P2545R2 | LWG Library |
| P2558R2 | Add @, $, and ` to the basic character set | Steve Downey | 2023-02-08 | 2023-02 | P2558R1 | SG16 Unicode,SG22 Compatability |
| P2572R1 | std::format() fill character allowances | Tom Honermann | 2023-02-08 | 2023-02 | P2572R0 | LWG Library |
| P2588R3 | Relax std::barrier phase completion step guarantees | Gonzalo Brito | 2023-02-07 | 2023-02 | P2588R2 | LWG Library |
| P2591R3 | Concatenation of strings and string views | Giuseppe D'Angelo | 2023-01-30 | 2023-02 | P2591R2 | LEWG Library Evolution |
| P2592R3 | Hashing support for std::chrono value classes | Giuseppe D'Angelo | 2023-02-10 | 2023-02 | P2592R2 | LEWG Library Evolution,LWG Library |
| P2593R1 | Allowing static_assert(false) | Barry Revzin | 2023-01-19 | 2023-02 | P2593R0 | EWG Evolution |
| P2594R1 | Slides: Allow programmer to control coroutine elision (P2477R3 Presentation)) | Chuanqi Xu | 2023-02-07 | 2023-02 | P2594R0 | EWG Evolution |
| P2609R2 | Relaxing Ranges Just A Smidge | John Eivind Helset | 2023-01-22 | 2023-02 | P2609R1 | LWG Library |
| P2609R3 | Relaxing Ranges Just A Smidge | John Eivind Helset | 2023-02-10 | 2023-02 | P2609R2 | LWG Library |
| P2616R4 | Making std::atomic notification/wait operations usable in more situations | Lewis Baker | 2023-02-15 | 2023-02 | P2616R3 | LEWG Library Evolution |
| P2621R2 | UB? In my Lexer? | Corentin Jabot | 2023-02-08 | 2023-02 | P2621R1 | SG22 Compatability,EWG Evolution |
| P2641R2 | Checking if a union alternative is active | Barry Revzin | 2023-02-07 | 2023-02 | P2641R1 | LEWG Library Evolution |
| P2652R2 | Disallow user specialization of allocator_traits | Pablo Halpern | 2023-02-08 | 2023-02 | P2652R1 | LWG Library |
| P2655R2 | common_reference_t of reference_wrapper Should Be a Reference Type | Hui Xie | 2023-02-06 | 2023-02 | P2655R1 | SG9 Ranges,LEWG Library Evolution |
| P2655R3 | common_reference_t of reference_wrapper Should Be a Reference Type | Hui Xie | 2023-02-07 | 2023-02 | P2655R2 | SG9 Ranges,LEWG Library Evolution |
| P2656R2 | C++ Ecosystem International Standard | René Ferdinand Rivera Morell | 2023-02-14 | 2023-02 | P2656R1 | SG15 Tooling |
| P2663R1 | Proposal to support interleaved complex values in std::simd | Daniel Towner | 2023-01-25 | 2023-02 | P2663R0 | SG1 Concurrency and Parallelism,LEWG Library Evolution |
| P2664R1 | Proposal to extend std::simd with permutation API | Daniel Towner | 2023-01-25 | 2023-02 | P2664R0 | SG1 Concurrency and Parallelism,LEWG Library Evolution |
| P2670R1 | Non-transient constexpr allocation | Barry Revzin | 2023-02-03 | 2023-02 | P2670R0 | EWG Evolution |
| P2679R2 | Fixing std::start_lifetime_as and std::start_lifetime_as_array | Timur Doumler | 2023-02-14 | 2023-02 | P2679R1 | CWG Core,LWG Library |
| P2681R1 | More Basic Statistics | Richard Dosselmann | 2023-02-06 | 2023-02 | P2681R0 | SG6 Numerics,SG19 Machine Learning |
| P2693R1 | Formatting thread::id and stacktrace | Corentin Jabot | 2023-02-09 | 2023-02 | P2693R0 | LEWG Library Evolution |
| P2695R1 | A proposed plan for contracts in C++ | Timur Doumler | 2023-02-09 | 2023-02 | P2695R0 | SG21 Contracts,EWG Evolution |
| P2724R1 | constant dangling | Jarrad J. Waterloo | 2023-02-13 | 2023-02 | P2724R0 | SG22 Compatability,SG23 Safety and Security |
| P2727R1 | std::iterator_interface | Zach Laine | 2023-02-01 | 2023-02 | P2727R0 | LEWG Library Evolution |
| P2730R1 | variable scope | Jarrad J. Waterloo | 2023-02-14 | 2023-02 | P2730R0 | SG22 Compatability,SG23 Safety and Security |
| P2733R1 | Fix handling of empty specifiers in std::format | Victor Zverovich | 2023-02-06 | 2023-02 | P2733R0 | LEWG Library Evolution |
| P2733R2 | Fix handling of empty specifiers in std::format | Victor Zverovich | 2023-02-09 | 2023-02 | P2733R1 | LEWG Library Evolution |
| P2733R3 | Fix handling of empty specifiers in std::format | Victor Zverovich | 2023-02-10 | 2023-02 | P2733R2 | LEWG Library Evolution,LWG Library |
| P2736R2 | Referencing the Unicode Standard | Corentin Jabot | 2023-02-09 | 2023-02 | P2736R1 | CWG Core |
| P2738R1 | constexpr cast from void*: towards constexpr type-erasure | Corentin Jabot | 2023-02-13 | 2023-02 | P2738R0 | EWG Evolution |
| P2740R1 | Simpler implicit dangling resolution | Jarrad J. Waterloo | 2023-01-15 | 2023-02 | P2740R0 | EWG Evolution |
| P2740R2 | Simpler implicit dangling resolution | Jarrad J. Waterloo | 2023-02-13 | 2023-02 | P2740R1 | SG23 Safety and Security |
| P2741R1 | user-generated static_assert messages | Corentin Jabot | 2023-02-12 | 2023-02 | P2741R0 | EWG Evolution |
| P2742R1 | indirect dangling identification | Jarrad J. Waterloo | 2023-01-15 | 2023-02 | P2742R0 | EWG Evolution |
| P2742R2 | indirect dangling identification | Jarrad J. Waterloo | 2023-02-13 | 2023-02 | P2742R1 | SG23 Safety and Security |
| P2749R0 | Down with "character" | Corentin Jabot | 2023-02-12 | 2023-02 | SG16 Unicode,CWG Core | |
| P2750R1 | C Dangling Reduction | Jarrad J. Waterloo | 2023-01-15 | 2023-02 | P2750R0 | EWG Evolution |
| P2750R2 | C Dangling Reduction | Jarrad J. Waterloo | 2023-02-13 | 2023-02 | P2750R1 | SG22 Compatability,SG23 Safety and Security |
| P2751R1 | Evaluation of Checked Contracts | Joshua Berne | 2023-02-14 | 2023-02 | P2751R0 | SG21 Contracts |
| P2754R0 | Deconstructing Avoiding Uninitialized Reads of Auto Variables | Jake Fevold | 2023-01-24 | 2023-02 | SG23 Safety and Security,EWG Evolution | |
| P2759R1 | DG Opinion on Safety for ISO C++ | Michael Wong | 2023-01-22 | 2023-02 | P2759R0 | SG23 Safety and Security,All of WG21 |
| P2763R1 | `layout_stride` static extents default constructor fix | Christian Trott | 2023-02-07 | 2023-02 | P2763R0 | All of WG21 |
| P2770R0 | Stashing stashing iterators for proper flattening | Tim Song | 2023-01-31 | 2023-02 | LWG Library | |
| P2771R0 | Towards memory safety in C++ | Thomas Neumann | 2023-01-17 | 2023-02 | EWGI SG17: EWG Incubator | |
| P2772R0 | std::integral_constant literals do not suffice - constexpr_t? | Matthias Kretz | 2023-01-17 | 2023-02 | LEWGI SG18: LEWG Incubator,LEWG Library Evolution | |
| P2773R0 | Considerations for Unicode algorithms | Corentin Jabot | 2023-02-16 | 2023-02 | SG16 Unicode | |
| P2779R0 | Make basic_string_view's range construction conditionally explicit | Giuseppe D'Angelo | 2023-02-02 | 2023-02 | SG9 Ranges,SG16 Unicode,LEWGI SG18: LEWG Incubator,LEWG Library Evolution | |
| P2782R0 | A proposal for a type trait to detect if value initialization can be achieved by zero-filling | Giuseppe D'Angelo | 2023-02-13 | 2023-02 | SG14 Low Latency,EWG Evolution,LEWG Library Evolution | |
| P2784R0 | Not halting the program after detected contract violation | Andrzej Krzemieński | 2023-02-09 | 2023-02 | SG21 Contracts | |
| P2786R0 | Trivial relocatability options | Mungo Gill | 2023-02-10 | 2023-02 | EWGI SG17: EWG Incubator,LEWGI SG18: LEWG Incubator | |
| P2787R0 | pmr::generator - Promise Types are not Values | Steve Downey | 2023-02-06 | 2023-02 | LEWG Library Evolution,LWG Library | |
| P2787R1 | pmr::generator - Promise Types are not Values | Steve Downey | 2023-02-08 | 2023-02 | P2787R0 | LWG Library |
| P2788R0 | Linkage for modular constants | S. Davis Herring | 2023-02-11 | 2023-02 | EWG Evolution,CWG Core | |
| P2789R0 | C++ Standard Library Ready Issues to be moved in Issaquah, Feb. 2023 | Jonathan Wakely | 2023-02-13 | 2023-02 | All of WG21 | |
| P2790R0 | C++ Standard Library Immediate Issues to be moved in Issaquah, Feb. 2023 | Jonathan Wakely | 2023-02-13 | 2023-02 | All of WG21 | |
| P2791R0 | mandate concepts for new features | Ran Regev | 2023-02-07 | 2023-02 | LEWG Library Evolution,LWG Library,Direction Group | |
| P2796R0 | Core Language Working Group "ready" Issues for the February, 2023 meeting | Jens Maurer | 2023-02-11 | 2023-02 | CWG Core | |
| P2797R0 | Proposed resolution for CWG2692 Static and explicit object member functions with the same par | Gašper Ažman | 2023-02-10 | 2023-02 | EWG Evolution,CWG Core | |
| P2798R0 | Fix layout mappings all static extent default constructor | Christian Trott | 2023-02-09 | 2023-02 | LWG Library | |
| P2799R0 | Closed ranges may be a problem; breaking counted_iterator is not the solution | Tim Song | 2023-02-13 | 2023-02 | SG9 Ranges,LEWG Library Evolution | |
| P2802R0 | Presentation of P1385R7 to LEWG at Issaquah 2023 | Guy Davidson | 2023-02-09 | 2023-02 | LEWG Library Evolution | |
| P2803R0 | std::simd Intro slides | Matthias Kretz | 2023-02-09 | 2023-02 | LEWG Library Evolution | |
| P2805R0 | fiber_context: fibers without scheduler - LEWG slides | Nat Goodspeed | 2023-02-09 | 2023-02 | LEWG Library Evolution | |
| P2806R0 | do expressions | Barry Revzin | 2023-02-14 | 2023-02 | EWG Evolution | |
| P2807R0 | Issaquah Slides for Intel response to std::simd | Daniel Towner | 2023-02-10 | 2023-02 | SG1 Concurrency and Parallelism,LEWG Library Evolution | |
| P2808R0 | Internal linkage in the global module | S. Davis Herring | 2023-02-13 | 2023-02 | EWG Evolution,CWG Core | |
| P2810R0 | is_debugger_present is_replaceable | René Ferdinand Rivera Morell | 2023-02-14 | 2023-02 | SG15 Tooling | |
| P2812R0 | P1673R11 LEWG presentation | Mark Hoemmen | 2023-02-13 | 2023-02 | LEWG Library Evolution | |
| P2815R0 | Slides for presentation on P2188R1 | Anthony Williams | 2023-02-16 | 2023-02 | EWG Evolution | |
| P2816R0 | Safety Profiles: Type-and-resource Safe programming in ISO Standard C++ | Bjarne Stroustrup | 2023-02-16 | 2023-02 | All of WG21 |
C++23 is done!