The 2019-06 mailing of new standards papers is now available.
| WG21 Number | Title | Author | Document Date | Mailing Date | Previous Version | Subgroup | Disposition |
|---|---|---|---|---|---|---|---|
| N4814 | 2019 Belfast Meeting Invitation and Information | Jamie Allsop | 2019-06-16 | 2019-06 | WG21 | ||
| N4815 | Cologne Agenda | John Spicer | 2019-06-04 | 2019-06 | WG21 | ||
| N4816 | WG21 telecon meeting: Pre-Cologne | Herb Sutter | 2019-06-01 | 2019-06 | WG21 | ||
| N4817 | 2020 Prague Meeting Invitation and Information | Hana Dusíková | 2019-06-17 | 2019-06 | WG21 | ||
| N4818 | Working Draft, C++ Extensions for Reflection | David Sankel | 2019-06-17 | 2019-06 | N4766 | WG21 | |
| N4819 | Reflection TS - Editor's Report | David Sankel | 2019-06-17 | 2019-06 | WG21 | ||
| N4820 | Working Draft, Standard for Programming Language C++ | Richard Smith | 2019-06-18 | 2019-06 | N4810 | WG21 | |
| N4821 | Editors' Report - Programming Languages - C++ | Richard Smith, Thomas Koeppe, Jens Maurer, Dawn Perchik | 2019-06-18 | 2019-06 | WG21 | ||
| P0037R7 | Fixed-Point Real Numbers | John McFarlane | 2019-06-17 | 2019-06 | P0037R6 | SG6, LEWGI | |
| P0237R10 | Wording for fundamental bit manipulation utilities | Vincent Reverdy, Robert J. Brunner | 2019-06-17 | 2019-06 | P0237R9 | Library | |
| P0267R9 | A Proposal to Add 2D Graphics Rendering and Display to C++ | Michael B. McLaughlin, Herb Sutter, Jason Zink, Guy Davidson, Michael Kazakov | 2019-06-17 | 2019-06 | P0267R8 | SG13 | |
| P0288R4 | any_invocable | Ryan McDougall, Matt Calabrese | 2019-06-19 | 2019-06 | P0228R3 | Library Evolution, Library | |
| P0323R8 | std::expected | JF Bastien, Vicente Botet | 2019-06-16 | 2019-06 | P0323R7 | Library | |
| P0330R6 | Literal Suffixes for ptrdiff_t and size_t | JeanHeyd Meneide, Rein Halbersma | 2019-06-17 | 2019-06 | P0330R4 | Evolution | |
| P0401R1 | Providing size feedback in the Allocator interface | Chris Kennelly, Jonathan Wakely | 2019-06-16 | 2019-06 | P0401R0 | Library Evolution, Library | |
| P0429R7 | A Standard flat_map | Zach Laine | 2019-06-13 | 2019-06 | P0429R6 | Library | |
| P0466R4 | Layout-compatibility and Pointer-interconvertibility Traits | Lisa Lippincott | 2019-06-17 | 2019-06 | P0466R3 | Core, Library | |
| P0533R5 | constexpr for and | Oliver Rosten, Edward Rosten | 2019-06-17 | 2019-06 | P0533R4 | Library | |
| P0554R1 | Composition of Arithmetic Types | John McFarlane | 2019-06-17 | 2019-06 | P0554R0 | SG6, LEWGI | |
| P0592R1 | To boldly suggest an overall plan for C++23 | Ville Voutilainen | 2019-06-17 | 2019-06 | P0592R0 | WG21 | |
| P0593R4 | Implicit creation of objects for low-level object manipulation | Richard Smith | 2019-06-17 | 2019-06 | P0593R3 | Core, Library Evolution, Library | |
| P0631R7 | Math Constants | Lev Minkovsky, John McFarlane | 2019-06-16 | 2019-06 | P0631R6 | Library | |
| P0642R2 | The Concurrent Invocation Library | Mingxin Wang, Wei Chen | 2019-06-17 | 2019-06 | P0642R1 | SG1, Library Evolution, Library | |
| P0645R9 | Text Formatting | Victor Zverovich | 2019-06-16 | 2019-06 | P0645R7 | Library | |
| P0652R3 | Concurrent associative data structure with unsynchronized view | Sergey Murylev, Anton Malakhov, Antony Polukhin | 2019-06-14 | 2019-06 | P0652R2 | SG1 | |
| P0707R4 | Metaclasses: Generative C++ | Herb Sutter | 2019-06-17 | 2019-06 | P0707R3 | SG7 | |
| P0709R3 | Zero-overhead deterministic exceptions: Throwing values | Herb Sutter | 2019-06-15 | 2019-06 | P0709R2 | Evolution, Library Evolution | |
| P0735R1 | Interaction of memory_order_consume with release sequences | Will Deacon, Jade Alglave | 2019-06-17 | 2019-06 | P0735R0 | Core | |
| P0784R6 | More constexpr containers | Daveed Vandevoorde, Peter Dimov,Louis Dionne, Nina Ranns, Richard Smith, Daveed Vandevoorde | 2019-06-17 | 2019-06 | P0784R5 | Core, Library | |
| P0792R4 | function_ref: a non-owning reference to a Callable | Vittorio Romeo | 2019-06-17 | 2019-06 | P0792R3 | Library Evolution | |
| P0797R2 | Handling Concurrent Exceptions with Executors | Matti Rintala, Michael Wong, Carter Edwards, Patrice Roy, Gordon Brown, Mark Hoemmen | 2019-06-17 | 2019-06 | P0797R1 | SG1, SG14 | |
| P0848R2 | Conditionally Trivial Special Member Functions | Barry Revzin, Casey Carter | 2019-06-16 | 2019-06 | P0848R1 | Core | |
| P0849R1 | auto(x): decay-copy in the language | Zhihao Yuan | 2019-06-17 | 2019-06 | P0849R0 | EWGI, Library Evolution | |
| P0876R6 | fiber_context - fibers without scheduler | Oliver Kowalke, Nat Goodspeed | 2019-06-17 | 2019-06 | P0876R5 | SG1 | |
| P0881R5 | A Proposal to add stacktrace library | Antony Polukhin, Antony Polukhin | 2019-06-14 | 2019-06 | P0881R4 | Core, Library | |
| P0901R4 | Size feedback in operator new | Chris Kennelly, Andrew Hunter | 2019-06-16 | 2019-06 | P0901R3 | Evolution | |
| P0917R2 | Making operator?: overloadable | Matthias Kretz | 2019-06-17 | 2019-06 | P0917R1 | EWGI | |
| P0939R3 | Direction for ISO C++ | H. Hinnant, R. Orr, B. Stroustrup, D. Vandevoorde, M. Wong | 2019-06-17 | 2019-06 | P0939R2 | WG21 | |
| P0943R3 | Support C atomics in C++ | Hans Boehm | 2019-06-17 | 2019-06 | P0943R2 | SG1, Library Evolution | |
| P0957R2 | PFA: A Generic, Extendable and Efficient Solution for Polymorphic Programming | Mingxin Wang | 2019-06-17 | 2019-06 | P0957R1 | SG7, Library Evolution, Library | |
| P1021R4 | Filling holes in Class Template Argument Deduction | Mike Spertus, Timur Doumler, Richard Smith | 2019-06-17 | 2019-06 | P1021R3 | Core | |
| P1028R2 | SG14 status_code and standard error object for P0709 Zero-overhead deterministic exceptions | Niall Douglas | 2019-06-16 | 2019-06 | P1028R1 | SG14, LEWGI, Library Evolution | |
| P1029R2 | move = relocates | Niall Douglas | 2019-06-16 | 2019-06 | P1029R1 | EWGI, Evolution | |
| P1030R2 | std::filesystem::path_view | Niall Douglas | 2019-06-16 | 2019-06 | P1030R1 | LEWGI, Library Evolution | |
| P1031R2 | Low level file i/o library | Niall Douglas | 2019-06-16 | 2019-06 | P1031R1 | SG1, SG14, LEWGI, Library Evolution | |
| P1035R6 | Input Range Adaptors | Christopher Di Bella, Casey Carter, Corentin Jabot | 2019-06-17 | 2019-06 | P1035R5 | Library | |
| P1050R1 | Fractional Numeric Type | John McFarlane | 2019-06-17 | 2019-06 | P1050R0 | SG6, LEWGI | |
| P1065R1 | constexpr INVOKE | Tomasz Kamiński, Barry Revzin | 2019-06-16 | 2019-06 | P1065R0 | Library | |
| P1068R1 | Vector API for random number generation | Ilya Burylov, Pavel Dyakov, Ruslan Arutyunyan, Andrey Nikolaev | 2019-06-14 | 2019-06 | P1068R0 | SG1 | |
| P1072R4 | basic_string::resize_default_init | Chris Kennelly, Mark Zeren | 2019-06-17 | 2019-06 | P1072R3 | Library Evolution, Library | |
| P1083R3 | Move resource_adaptor from Library TS to the C++ WP | Pablo Halpern | 2019-06-15 | 2019-06 | P1083R2 | Library | |
| P1108R2 | web_view | Hal Finkel | 2019-06-17 | 2019-06 | P1108R1 | SG13, LEWGI | |
| P1115R0 | Improving the Return Value of Erase-Like Algorithms II: Free erase/erase if | Marc Mutz | 2019-06-17 | 2019-06 | Library | ||
| P1116R0 | Re-Gaining Exclusive Ownership from shared_ptrs | Marc Mutz | 2019-06-17 | 2019-06 | SG1, Library Evolution | ||
| P1132R4 | out_ptr - a scalable output pointer abstraction | JeanHeyd Meneide, Todor Buyukliev, Isabella Muerte | 2019-06-17 | 2019-06 | P1132R3 | Library | |
| P1135R5 | The C++20 Synchronization Library | David Olsen, Olivier Giroux, JF Bastien, Detlef Vollmann, Bryce Lelbach | 2019-06-17 | 2019-06 | P1135R4 | Library | |
| P1144R4 | Object relocation in terms of move plus destroy | Arthur O'Dwyer | 2019-06-17 | 2019-06 | P1144R3 | EWGI, LEWGI | |
| P1152R3 | Deprecating volatile | JF Bastien | 2019-06-15 | 2019-06 | P1152R2 | Core, Library | |
| P1155R3 | More implicit moves | Arthur O'Dwyer, David Stone | 2019-06-17 | 2019-06 | P1155R2 | Core | |
| P1172R1 | The Concept of Memory Allocator | Mingxin Wang | 2019-06-17 | 2019-06 | P1172R0 | Library Evolution, Library | |
| P1186R2 | When do you actually use <=>? | Barry Revzin | 2019-06-17 | 2019-06 | P1186R1 | Core | |
| P1202R2 | Asymmetric Fences | David Goldblatt | 2019-06-17 | 2019-06 | P1202R1 | Library Evolution | |
| P1207R2 | Movability of Single-pass Iterators | Corentin Jabot | 2019-06-17 | 2019-06 | P1207R1 | Library | |
| P1208R5 | Adopt source location from Library Fundamentals V3 for C++20 | Corentin Jabot, Robert Douglas | 2019-06-17 | 2019-06 | P1208R4 | Library | |
| P1217R2 | Out-of-thin-air, revisited, again | Hans Boehm | 2019-06-17 | 2019-06 | P1217R1 | SG1 | |
| P1222R2 | A Standard flat_set | Zach Laine | 2019-06-11 | 2019-06 | P1222R1 | Library | |
| P1223R2 | find_backward | Zach Laine | 2019-06-13 | 2019-06 | P1223R1 | Library | |
| P1238R1 | SG16: Unicode Direction | Tom Honermann, Corentin Jabot, JeanHeyd Meneide, Mark Zeren, Martinho Fernandes, Peter Bindels, Steve Downey, Zach Laine | 2019-06-16 | 2019-06 | P1238R0 | WG21 | |
| P1255R4 | A view of 0 or 1 elements: view::maybe | Steve Downey | 2019-06-17 | 2019-06 | P1255R3 | Library Evolution | |
| P1272R2 | Byteswapping for fun&&nuf | Isabella Muerte | 2019-06-17 | 2019-06 | P1272R1 | Core, Library | |
| P1280R2 | Integer Width Literals | Isabella Muerte | 2019-06-17 | 2019-06 | P1280R1 | Library Evolution | |
| P1301R3 | [[nodiscard("should have a reason")]] | JeanHeyd Meneide, Isabella Muerte | 2019-06-17 | 2019-06 | P1301R2 | Core | |
| P1315R2 | secure_clear | Miguel Ojeda | 2019-06-17 | 2019-06 | P1315R1 | Evolution | |
| P1320R2 | Allowing contract predicates on non-first declarations | Ville Voutilainen | 2019-06-17 | 2019-06 | P1320R1 | Evolution | |
| P1331R1 | Permitting trivial default initialization in constexpr contexts | CJ Johnson | 2019-06-14 | 2019-06 | P1331R0 | Core | |
| P1355R2 | Exposing a narrow contract for ceil2 | Chris Kennelly | 2019-06-16 | 2019-06 | P1355R1 | SG6, Library Evolution, Library | |
| P1361R1 | Integration of chrono with text formatting | Victor Zverovich , Daniela Engert, Howard E. Hinnant | 2019-06-14 | 2019-06 | P1361R0 | Library | |
| P1367R1 | Not All Agents Have TLS | Olivier Giroux | 2019-06-17 | 2019-06 | P1367R0 | SG1 | |
| P1371R1 | Pattern Matching | Sergei Murzin, Michael Park, David Sankel, Dan Sarginson | 2019-06-17 | 2019-06 | P1371R0 | Evolution | |
| P1385R2 | A proposal to add linear algebra support to the C++ standard library | Guy Davidson, Bob Steagall | 2019-06-19 | 2019-06 | P1385R1 | SG6, SG14, Library Evolution | |
| P1386R2 | A Standard Audio API for C++: Motivation, Scope, and Basic Design | Timur Doumler, Guy Somberg, Guy Davidson | 2019-06-18 | 2019-06 | P1386R1 | SG13, Library Evolution | |
| P1391R2 | Range constructor for std::string_view | Corentin Jabot | 2019-06-17 | 2019-06 | P1391R1 | Library Evolution, Library | |
| P1394R2 | Range constructor for std::span | Corentin Jabot, Casey Carter | 2019-06-17 | 2019-06 | P1394R1 | Library | |
| P1401R1 | Narrowing contextual conversions to bool | Andrzej Krzemieński | 2019-06-17 | 2019-06 | P1401R0 | Evolution | |
| P1404R1 | bad_alloc is not out-of-memory! | Andrzej Krzemieński, Tomasz Kamiński | 2019-06-17 | 2019-06 | P1404R0 | Evolution, Library Evolution | |
| P1406R1 | Add more std::hash specializations | Alexander Zaitsev, Antony Polukhin | 2019-06-14 | 2019-06 | P1406R0 | LEWGI, Library Evolution, Library | |
| P1412R0 | Class Natures for Safety Critical Code: On user-declared and user-defined special member functions | Peter Sommerlad | 2019-06-17 | 2019-06 | SG12, SG20 | ||
| P1413R1 | Deprecate std::aligned_storage and std::aligned_union | CJ Johnson | 2019-06-14 | 2019-06 | P1413R0 | Library Evolution, Library | |
| P1415R1 | SG19 Machine Learning Layered List | Michael Wong, Vincent Reverdy, Ritwik Dubey, Richard Dosselmann, Eugenio Bargiacchi | 2019-06-16 | 2019-06 | P1415R0 | SG19 | |
| P1424R1 | 'constexpr' feature macro concerns | Antony Polukhin | 2019-06-14 | 2019-06 | P1424R0 | Library | |
| P1429R2 | Contracts That Work | Joshua Berne, John Lakos | 2019-06-16 | 2019-06 | P1429R1 | Evolution | |
| P1436R1 | Executor properties for affinity-based execution | Gordon Brown, Ruyman Reyes, Michael Wong, H. Carter Edwards, Thomas Rodgers, Mark Hoemmen | 2019-06-17 | 2019-06 | P1436R0 | SG1, SG14, Library Evolution | |
| P1450R1 | Enriching type modification traits | Vincent Reverdy | 2019-06-17 | 2019-06 | P1450R0 | Library Evolution | |
| P1466R2 | Miscellaneous minor fixes for chrono | Howard Hinnant | 2019-06-17 | 2019-06 | P1466R1 | Library | |
| P1467R1 | Extended floating-point types | Michał Dominiak, David Olsen | 2019-06-17 | 2019-06 | P1467R0 | SG6, Evolution, Library Evolution | |
| P1468R1 | Fixed-layout floating-point type aliases | Michał Dominiak, Boris Fomitchev, Sergei Nikolaev | 2019-06-17 | 2019-06 | P1468R0 | SG6, Evolution, Library Evolution | |
| P1485R1 | Better keywords for the Coroutines | Antony Polukhin | 2019-06-14 | 2019-06 | P1485R0 | Evolution | |
| P1522R0 | Iterator Difference Type and Integer Overflow | Eric Niebler | 2019-06-17 | 2019-06 | Library Evolution, Library | ||
| P1523R0 | Views and Size Types | Eric Niebler | 2019-06-17 | 2019-06 | Library Evolution, Library | ||
| P1525R0 | One-Way execute is a Poor Basis Operation | Eric Niebler, Kirk Shoop, Lewis Baker, Lee Howes | 2019-06-17 | 2019-06 | SG1, Library Evolution | ||
| P1604R1 | The inline keyword is not in line with the design of modules | Corentin Jabot | 2019-06-17 | 2019-06 | P1604R0 | SG2, Evolution | |
| P1609R1 | C++ Should Support Just-in-Time Compilation | Hal Finkel | 2019-06-18 | 2019-06 | P1609R0 | EWGI | |
| P1614R1 | The Mothership Has Landed: Adding <=> to the Library | Barry Revzin | 2019-06-17 | 2019-06 | P1614R0 | Library | |
| P1622R1 | Mandating the Standard Library: Clause 31 - Thread support library | Daniel Sunderland | 2019-06-17 | 2019-06 | P1622R0 | Library | |
| P1624R0 | Resolving technical issues in parameter mapping equivalence and related problems | Hubert S.K. Tong | 2019-06-17 | 2019-06 | Core | ||
| P1628R0 | Unicode characters properties | Corentin Jabot | 2019-06-17 | 2019-06 | SG16 | ||
| P1629R0 | Standard Text Encoding | The Phantom Derpstorm | 2019-06-17 | 2019-06 | SG16 | ||
| P1630R0 | Spaceship needs a tune-up: Addressing some discovered issues with P0515 and P1185 | Barry Revzin | 2019-06-16 | 2019-06 | Evolution, Core | ||
| P1633R0 | Amendments to the C++20 Synchronization Library | David Olsen, Olivier Giroux | 2019-06-16 | 2019-06 | SG1 | ||
| P1634R0 | Naming guidelines for modules | Corentin Jabot | 2019-06-17 | 2019-06 | SG15 | ||
| P1635R0 | A Design for an Inter-Operable and Customizable Linear Algebra Library | Jayesh Badwaik | 2019-06-16 | 2019-06 | SG14 | ||
| P1636R0 | Formatters for library types | Lars Gullik Bjønnes | 2019-06-14 | 2019-06 | Library Evolution | ||
| P1638R0 | basic_istream_view's iterator should not be copyable | Corentin Jabot, Christopher Di Bella | 2019-06-17 | 2019-06 | Library Evolution, Library | ||
| P1639R0 | Unifying source_location and contract_violation | Corentin Jabot | 2019-06-17 | 2019-06 | Library Evolution, Library |
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