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"Paper #","Paper Name","Meeting","Status","First released version","Notes"
"`P2497R0 <https://wg21.link/P2497R0>`__","Testing for success or failure of ``<charconv>`` functions","2023-06 (Varna)","|Complete|","18",""
"`P2592R3 <https://wg21.link/P2592R3>`__","Hashing support for ``std::chrono`` value classes","2023-06 (Varna)","","",""
"`P2587R3 <https://wg21.link/P2587R3>`__","``to_string`` or not ``to_string``","2023-06 (Varna)","","",""
"`P2562R1 <https://wg21.link/P2562R1>`__","``constexpr`` Stable Sorting","2023-06 (Varna)","|Complete|","21",""
"`P2545R4 <https://wg21.link/P2545R4>`__","Read-Copy Update (RCU)","2023-06 (Varna)","","",""
"`P2530R3 <https://wg21.link/P2530R3>`__","Hazard Pointers for C++26","2023-06 (Varna)","","",""
"`P2538R1 <https://wg21.link/P2538R1>`__","ADL-proof ``std::projected``","2023-06 (Varna)","|Complete|","18",""
"`P2495R3 <https://wg21.link/P2495R3>`__","Interfacing ``stringstream``\s with ``string_view``","2023-06 (Varna)","|Complete|","19",""
"`P2510R3 <https://wg21.link/P2510R3>`__","Formatting pointers","2023-06 (Varna)","|Complete|","17","Implemented as a DR against C++20. (MSVC STL and libstdc++ will do the same.)"
"`P2198R7 <https://wg21.link/P2198R7>`__","Freestanding Feature-Test Macros and Implementation-Defined Extensions","2023-06 (Varna)","","",""
"`P2338R4 <https://wg21.link/P2338R4>`__","Freestanding Library: Character primitives and the C library","2023-06 (Varna)","","",""
"`P2013R5 <https://wg21.link/P2013R5>`__","Freestanding Language: Optional ``::operator new``","2023-06 (Varna)","","",""
"`P2363R5 <https://wg21.link/P2363R5>`__","Extending associative containers with the remaining heterogeneous overloads","2023-06 (Varna)","","",""
"`P1901R2 <https://wg21.link/P1901R2>`__","Enabling the Use of ``weak_ptr`` as Keys in Unordered Associative Containers","2023-06 (Varna)","","",""
"`P1885R12 <https://wg21.link/P1885R12>`__","Naming Text Encodings to Demystify Them","2023-06 (Varna)","","",""
"`P0792R14 <https://wg21.link/P0792R14>`__","``function_ref``: a type-erased callable reference","2023-06 (Varna)","","",""
"`P2874R2 <https://wg21.link/P2874R2>`__","P2874R2: Mandating Annex D Require No More","2023-06 (Varna)","|Complete|","12",""
"`P2757R3 <https://wg21.link/P2757R3>`__","Type-checking format args","2023-06 (Varna)","","",""
"`P2637R3 <https://wg21.link/P2637R3>`__","Member ``visit``","2023-06 (Varna)","|Complete|","19","Change of ``__cpp_lib_variant`` is completed in LLVM 20. Change of ``__cpp_lib_format`` is blocked by `P2419R2 <https://wg21.link/P2419R2>`__."
"`P2641R4 <https://wg21.link/P2641R4>`__","Checking if a ``union`` alternative is active","2023-06 (Varna)","","",""
"`P1759R6 <https://wg21.link/P1759R6>`__","Native handles and file streams","2023-06 (Varna)","|Complete|","18",""
"`P2697R1 <https://wg21.link/P2697R1>`__","Interfacing ``bitset`` with ``string_view``","2023-06 (Varna)","|Complete|","18",""
"`P1383R2 <https://wg21.link/P1383R2>`__","More ``constexpr`` for ``<cmath>`` and ``<complex>``","2023-06 (Varna)","","",""
"`P2734R0 <https://wg21.link/P2734R0>`__","Adding the new SI prefixes","2023-06 (Varna)","|Complete|","17",""
"`P2548R6 <https://wg21.link/P2548R6>`__","``copyable_function``","2023-06 (Varna)","","",""
"`P2714R1 <https://wg21.link/P2714R1>`__","Bind front and back to NTTP callables","2023-06 (Varna)","|Partial|","20",""
"`P2630R4 <https://wg21.link/P2630R4>`__","``submdspan``","2023-06 (Varna)","","",""
"","","","","",""
"`P0543R3 <https://wg21.link/P0543R3>`__","Saturation arithmetic","2023-11 (Kona)","|Complete|","18",""
"`P2407R5 <https://wg21.link/P2407R5>`__","Freestanding Library: Partial Classes","2023-11 (Kona)","","",""
"`P2546R5 <https://wg21.link/P2546R5>`__","Debugging Support","2023-11 (Kona)","","",""
"`P2905R2 <https://wg21.link/P2905R2>`__","Runtime format strings","2023-11 (Kona)","|Complete|","18",""
"`P2918R2 <https://wg21.link/P2918R2>`__","Runtime format strings II","2023-11 (Kona)","|Complete|","18",""
"`P2909R4 <https://wg21.link/P2909R4>`__","Fix formatting of code units as integers (Dude, where’s my ``char``?)","2023-11 (Kona)","|Complete|","18",""
"`P0952R2 <https://wg21.link/P0952R2>`__","A new specification for ``std::generate_canonical``","2023-11 (Kona)","","",""
"`P2447R6 <https://wg21.link/P2447R6>`__","``std::span`` over an initializer list","2023-11 (Kona)","|Complete|","18",""
"`P2821R5 <https://wg21.link/P2821R5>`__","``span.at()``","2023-11 (Kona)","|Complete|","18",""
"`P2868R3 <https://wg21.link/P2868R3>`__","Remove Deprecated ``std::allocator`` Typedef From C++26","2023-11 (Kona)","|Complete|","18",""
"`P2870R3 <https://wg21.link/P2870R3>`__","Remove ``basic_string::reserve()`` From C++26","2023-11 (Kona)","|Complete|","18",""
"`P2871R3 <https://wg21.link/P2871R3>`__","Remove Deprecated Unicode Conversion Facets from C++26","2023-11 (Kona)","|Complete|","18",""
"`P2819R2 <https://wg21.link/P2819R2>`__","Add tuple protocol to complex","2023-11 (Kona)","|Complete|","19",""
"`P2937R0 <https://wg21.link/P2937R0>`__","Freestanding: Remove ``strtok``","2023-11 (Kona)","","",""
"`P2833R2 <https://wg21.link/P2833R2>`__","Freestanding Library: inout expected span","2023-11 (Kona)","","",""
"`P2836R1 <https://wg21.link/P2836R1>`__","``std::basic_const_iterator`` should follow its underlying type's convertibility","2023-11 (Kona)","","",""
"`P2264R7 <https://wg21.link/P2264R7>`__","Make ``assert()`` macro user friendly for C and C++","2023-11 (Kona)","","",""
"`P1673R13 <https://wg21.link/P1673R13>`__","A free function linear algebra interface based on the BLAS","2023-11 (Kona)","","",""
"","","","","",""
"`P2875R4 <https://wg21.link/P2875R4>`__","Undeprecate ``polymorphic_allocator::destroy`` for C++26","2024-03 (Tokyo)","|Complete|","15",""
"`P2867R2 <https://wg21.link/P2867R2>`__","Remove Deprecated ``strstreams`` From C++26","2024-03 (Tokyo)","|Complete|","19",""
"`P2869R4 <https://wg21.link/P2869R4>`__","Remove Deprecated ``shared_ptr`` Atomic Access APIs from C++26","2024-03 (Tokyo)","","",""
"`P2872R3 <https://wg21.link/P2872R3>`__","Remove ``wstring_convert`` From C++26","2024-03 (Tokyo)","|Complete|","19",""
"`P3107R5 <https://wg21.link/P3107R5>`__","Permit an efficient implementation of ``std::print``","2024-03 (Tokyo)","","",""
"`P3142R0 <https://wg21.link/P3142R0>`__","Printing Blank Lines with ``println``","2024-03 (Tokyo)","|Complete|","19","Implemented as a DR against C++23. (MSVC STL and libstdc++ will do the same.)"
"`P2845R8 <https://wg21.link/P2845R8>`__","Formatting of ``std::filesystem::path``","2024-03 (Tokyo)","","",""
"`P0493R5 <https://wg21.link/P0493R5>`__","Atomic minimum/maximum","2024-03 (Tokyo)","","",""
"`P2542R8 <https://wg21.link/P2542R8>`__","``views::concat``","2024-03 (Tokyo)","","",""
"`P2591R5 <https://wg21.link/P2591R5>`__","Concatenation of strings and string views","2024-03 (Tokyo)","|Complete|","19",""
"`P2248R8 <https://wg21.link/P2248R8>`__","Enabling list-initialization for algorithms","2024-03 (Tokyo)","","",""
"`P2810R4 <https://wg21.link/P2810R4>`__","``is_debugger_present`` ``is_replaceable``","2024-03 (Tokyo)","","",""
"`P1068R11 <https://wg21.link/P1068R11>`__","Vector API for random number generation","2024-03 (Tokyo)","","",""
"`P2944R3 <https://wg21.link/P2944R3>`__","Comparisons for ``reference_wrapper``","2024-03 (Tokyo)","|Partial|","","The changes to ``tuple``'s equality overload from P2165R4 are not yet implemented."
"`P2642R6 <https://wg21.link/P2642R6>`__","Padded ``mdspan`` layouts","2024-03 (Tokyo)","","",""
"`P3029R1 <https://wg21.link/P3029R1>`__","Better ``mdspan``'s CTAD","2024-03 (Tokyo)","|Complete|","19",""
"","","","","",""
"`P2747R2 <https://wg21.link/P2747R2>`__","``constexpr`` placement new","2024-06 (St. Louis)","|Complete|","20",""
"`P2997R1 <https://wg21.link/P2997R1>`__","Removing the common reference requirement from the indirectly invocable concepts","2024-06 (St. Louis)","|Complete|","19","Implemented as a DR against C++20. (MSVC STL and libstdc++ will do the same.)"
"`P2389R2 <https://wg21.link/P2389R2>`__","``dextents`` Index Type Parameter","2024-06 (St. Louis)","|Complete|","19",""
"`P3168R2 <https://wg21.link/P3168R2>`__","Give ``std::optional`` Range Support","2024-06 (St. Louis)","","",""
"`P3217R0 <https://wg21.link/P3217R0>`__","Adjoints to 'Enabling list-initialization for algorithms': find_last","2024-06 (St. Louis)","","",""
"`P2985R0 <https://wg21.link/P2985R0>`__","A type trait for detecting virtual base classes","2024-06 (St. Louis)","|Complete|","20",""
"`P0843R14 <https://wg21.link/P0843R14>`__","``inplace_vector``","2024-06 (St. Louis)","","",""
"`P3235R3 <https://wg21.link/P3235R3>`__","``std::print`` more types faster with less memory","2024-06 (St. Louis)","","",""
"`P2968R2 <https://wg21.link/P2968R2>`__","Make ``std::ignore`` a first-class object","2024-06 (St. Louis)","|Complete|","19",""
"`P2075R6 <https://wg21.link/P2075R6>`__","Philox as an extension of the C++ RNG engines","2024-06 (St. Louis)","","",""
"`P2422R1 <https://wg21.link/P2422R1>`__","Remove ``nodiscard`` annotations from the standard library specification","2024-06 (St. Louis)","|Complete|","19","``nodiscard`` attributes were kept as a conforming extension"
"`P2300R10 <https://wg21.link/P2300R10>`__","``std::execution``","2024-06 (St. Louis)","","",""
"","","","","",""
"`P3136R1 <https://wg21.link/P3136R1>`__","Retiring niebloids","2024-11 (Wrocław)","|Complete|","14",""
"`P3138R5 <https://wg21.link/P3138R5>`__","``views::cache_latest``","2024-11 (Wrocław)","","",""
"`P3379R0 <https://wg21.link/P3379R0>`__","Constrain ``std::expected`` equality operators","2024-11 (Wrocław)","|Complete|","21",""
"`P2862R1 <https://wg21.link/P2862R1>`__","``text_encoding::name()`` should never return null values","2024-11 (Wrocław)","","",""
"`P2897R7 <https://wg21.link/P2897R7>`__","``aligned_accessor``: An ``mdspan`` accessor expressing pointer over-alignment","2024-11 (Wrocław)","|Complete|","21",""
"`P3355R1 <https://wg21.link/P3355R1>`__","Fix ``submdspan`` for C++26","2024-11 (Wrocław)","","",""
"`P3222R0 <https://wg21.link/P3222R0>`__","Fix C++26 by adding transposed special cases for P2642 layouts","2024-11 (Wrocław)","","",""
"`P3050R2 <https://wg21.link/P3050R2>`__","Fix C++26 by optimizing ``linalg::conjugated`` for noncomplex value types","2024-11 (Wrocław)","","",""
"`P3396R1 <https://wg21.link/P3396R1>`__","``std::execution`` wording fixes","2024-11 (Wrocław)","","",""
"`P2835R7 <https://wg21.link/P2835R7>`__","Expose ``std::atomic_ref``'s object address","2024-11 (Wrocław)","","",""
"`P3323R1 <https://wg21.link/P3323R1>`__","cv-qualified types in ``atomic`` and ``atomic_ref``","2024-11 (Wrocław)","","",""
"`P3508R0 <https://wg21.link/P3508R0>`__","Wording for ""constexpr for specialized memory algorithms""","2024-11 (Wrocław)","","",""
"`P3369R0 <https://wg21.link/P3369R0>`__","constexpr for ``uninitialized_default_construct``","2024-11 (Wrocław)","","",""
"`P3370R1 <https://wg21.link/P3370R1>`__","Add new library headers from C23","2024-11 (Wrocław)","","",""
"`P3309R3 <https://wg21.link/P3309R3>`__","constexpr ``atomic`` and ``atomic_ref``","2024-11 (Wrocław)","","",""
"`P1928R15 <https://wg21.link/P1928R15>`__","``std::simd`` — merge data-parallel types from the Parallelism TS 2","2024-11 (Wrocław)","","",""
"`P3325R5 <https://wg21.link/P3325R5>`__","A Utility for Creating Execution Environments","2024-11 (Wrocław)","","",""
"`P3068R6 <https://wg21.link/P3068R6>`__","Allowing exception throwing in constant-evaluation","2024-11 (Wrocław)","","",""
"`P3247R2 <https://wg21.link/P3247R2>`__","Deprecate the notion of trivial types","2024-11 (Wrocław)","|Complete|","21",""
"","","","","",""
"`P3074R7 <https://wg21.link/P3074R7>`__","trivial unions (was ``std::uninitialized``)","2025-02 (Hagenberg)","","",""
"`P1494R5 <https://wg21.link/P1494R5>`__","Partial program correctness","2025-02 (Hagenberg)","","",""
"`P2900R14 <https://wg21.link/P2900R14>`__","Contracts for C++","2025-02 (Hagenberg)","","",""
"`P3475R2 <https://wg21.link/P3475R2>`__","Defang and deprecate ``memory_order::consume``","2025-02 (Hagenberg)","","",""
"`P2786R13 <https://wg21.link/P2786R13>`__","Trivial Relocatability For C++26","2025-02 (Hagenberg)","","",""
"`P3137R3 <https://wg21.link/P3137R3>`__","``views::to_input``","2025-02 (Hagenberg)","","",""
"`P0472R3 <https://wg21.link/P0472R3>`__","Put ``std::monostate`` in ``<utility>``","2025-02 (Hagenberg)","|Complete|","21",""
"`P3349R1 <https://wg21.link/P3349R1>`__","Converting contiguous iterators to pointers","2025-02 (Hagenberg)","","",""
"`P3372R3 <https://wg21.link/P3372R3>`__","constexpr containers and adaptors","2025-02 (Hagenberg)","|In Progress|","",""
"`P3378R2 <https://wg21.link/P3378R2>`__","constexpr exception types","2025-02 (Hagenberg)","","",""
"`P3441R2 <https://wg21.link/P3441R2>`__","Rename ``simd_split`` to ``simd_chunk``","2025-02 (Hagenberg)","","",""
"`P3287R3 <https://wg21.link/P3287R3>`__","Exploration of namespaces for ``std::simd``","2025-02 (Hagenberg)","","",""
"`P2976R1 <https://wg21.link/P2976R1>`__","Freestanding Library: ``algorithm``, ``numeric``, and ``random``","2025-02 (Hagenberg)","","",""
"`P3430R3 <https://wg21.link/P3430R3>`__","simd issues: explicit, unsequenced, identity-element position, and members of disabled simd","2025-02 (Hagenberg)","","",""
"`P2663R7 <https://wg21.link/P2663R7>`__","Interleaved complex values support in ``std::simd``","2025-02 (Hagenberg)","","",""
"`P2933R4 <https://wg21.link/P2933R4>`__","Extend ``<bit>`` header function with overloads for ``std::simd``","2025-02 (Hagenberg)","","",""
"`P2846R6 <https://wg21.link/P2846R6>`__","``reserve_hint``: Eagerly reserving memory for not-quite-sized lazy ranges","2025-02 (Hagenberg)","","",""
"`P3471R4 <https://wg21.link/P3471R4>`__","Standard Library Hardening","2025-02 (Hagenberg)","","",""
"`P0447R28 <https://wg21.link/P0447R28>`__","Introduction of ``std::hive`` to the standard library","2025-02 (Hagenberg)","","",""
"`P3019R14 <https://wg21.link/P3019R14>`__","``indirect`` and ``polymorphic``: Vocabulary Types for Composite Class Design","2025-02 (Hagenberg)","","",""
"","","","","",""
"`P2996R13 <https://wg21.link/P2996R13>`__","Reflection for C++26","2025-06 (Sofia)","","",""
"`P3394R4 <https://wg21.link/P3394R4>`__","Annotations for Reflection","2025-06 (Sofia)","","",""
"`P3293R3 <https://wg21.link/P3293R3>`__","Splicing a base class subobject","2025-06 (Sofia)","","",""
"`P3491R3 <https://wg21.link/P3491R3>`__","``define_static_{string,object,array}``","2025-06 (Sofia)","","",""
"`P3096R12 <https://wg21.link/P3096R12>`__","Function Parameter Reflection in Reflection for C++26","2025-06 (Sofia)","","",""
"`P2988R12 <https://wg21.link/P2988R12>`__","``std::optional<T&>``","2025-06 (Sofia)","","",""
"`P3348R4 <https://wg21.link/P3348R4>`__","C++26 should refer to C23 not C17","2025-06 (Sofia)","","",""
"`P3037R6 <https://wg21.link/P3037R6>`__","``constexpr`` ``std::shared_ptr`` and friends","2025-06 (Sofia)","","",""
"`P3284R4 <https://wg21.link/P3284R4>`__","``write_env`` and ``unstoppable`` Sender Adaptors","2025-06 (Sofia)","","",""
"`P3179R9 <https://wg21.link/P3179R9>`__","Parallel Range Algorithms","2025-06 (Sofia)","","",""
"`P3709R2 <https://wg21.link/P3709R2>`__","Reconsider parallel ``ranges::rotate_copy`` and ``ranges::reverse_copy``","2025-06 (Sofia)","","",""
"`P3641R0 <https://wg21.link/P3641R0>`__","Rename ``std::observable`` to ``std::observable_checkpoint``, and add a feature-test macro","2025-06 (Sofia)","","",""
"`P3044R2 <https://wg21.link/P3044R2>`__","sub-``string_view`` from ``string``","2025-06 (Sofia)","","",""
"`P2876R3 <https://wg21.link/P2876R3>`__","Proposal to extend ``std::simd`` with more constructors and accessors","2025-06 (Sofia)","","",""
"`P3480R6 <https://wg21.link/P3480R6>`__","``std::simd`` is a range","2025-06 (Sofia)","","",""
"`P2664R11 <https://wg21.link/P2664R11>`__","Extend ``std::simd`` with permutation API","2025-06 (Sofia)","","",""
"`P3691R1 <https://wg21.link/P3691R1>`__","Reconsider naming of the namespace for ``std::simd``","2025-06 (Sofia)","","",""
"`P3383R3 <https://wg21.link/P3383R3>`__","``mdspan.at()``","2025-06 (Sofia)","","",""
"`P2927R3 <https://wg21.link/P2927R3>`__","Inspecting ``exception_ptr``","2025-06 (Sofia)","","",""
"`P3748R0 <https://wg21.link/P3748R0>`__","Inspecting ``exception_ptr`` should be constexpr","2025-06 (Sofia)","","",""
"`P2830R10 <https://wg21.link/P2830R10>`__","Standardized Constexpr Type Ordering","2025-06 (Sofia)","","",""
"`P3570R2 <https://wg21.link/P3570R2>`__","optional variants in sender/receiver","2025-06 (Sofia)","","",""
"`P3481R5 <https://wg21.link/P3481R5>`__","``std::execution::bulk()`` issues","2025-06 (Sofia)","","",""
"`P3433R1 <https://wg21.link/P3433R1>`__","Allocator Support for Operation States","2025-06 (Sofia)","","",""
"`P3149R11 <https://wg21.link/P3149R11>`__","``async_scope`` - Creating scopes for non-sequential concurrency","2025-06 (Sofia)","","",""
"`P3682R0 <https://wg21.link/P3682R0>`__","Remove ``std::execution::split``","2025-06 (Sofia)","","",""
"`P2079R10 <https://wg21.link/P2079R10>`__","Parallel scheduler","2025-06 (Sofia)","","",""
"`P3557R3 <https://wg21.link/P3557R3>`__","High-Quality Sender Diagnostics with Constexpr Exceptions","2025-06 (Sofia)","","",""
"`P3560R2 <https://wg21.link/P3560R2>`__","Error Handling in Reflection","2025-06 (Sofia)","","",""
"`P3503R3 <https://wg21.link/P3503R3>`__","Make type-erased allocator use in ``promise`` and ``packaged_task`` consistent","2025-06 (Sofia)","","",""
"`P3008R6 <https://wg21.link/P3008R6>`__","Atomic floating-point min/max","2025-06 (Sofia)","","",""
"`P3111R8 <https://wg21.link/P3111R8>`__","Atomic Reduction Operations","2025-06 (Sofia)","","",""
"`P3060R3 <https://wg21.link/P3060R3>`__","Add ``std::views::indices(n)``","2025-06 (Sofia)","","",""
"`P2319R5 <https://wg21.link/P2319R5>`__","Prevent ``path`` presentation problems","2025-06 (Sofia)","","",""
"`P3223R2 <https://wg21.link/P3223R2>`__","Making ``std::istream::ignore`` less surprising","2025-06 (Sofia)","","",""
"`P2781R9 <https://wg21.link/P2781R9>`__","``std::constant_wrapper``","2025-06 (Sofia)","","",""
"`P3697R1 <https://wg21.link/P3697R1>`__","Minor additions to C++26 standard library hardening","2025-06 (Sofia)","","",""
"`P3552R3 <https://wg21.link/P3552R3>`__","Add a Coroutine Task Type","2025-06 (Sofia)","","",""
"`P1317R2 <https://wg21.link/P1317R2>`__","Remove return type deduction in ``std::apply``","2025-06 (Sofia)","","",""
"","","","","",""
|
