Reference ISO/IEC IS 14882:2024(E)
This document is the Table of Contents for the Library Active Issues List, Library Defect Reports and Accepted Issues, and Library Closed Issues List.
Revised 2024-12-22 at 11:35:55 UTC
Issue | Status | Section | Title | Proposed Resolution | Priority | Duplicates |
---|---|---|---|---|---|---|
423(i) | Open | 31 [input.output] | Effects of negative streamsize in iostreams |
Yes | 3 | |
484(i) | Open | 24.3.5.3 [input.iterators] | Convertible to T |
No | 3 | |
523(i) | Open | 28.6 [re] | regex case-insensitive character ranges are unimplementable as specified | No | 4 | |
532(i) | LEWG | 22.4.9 [tuple.rel] | Tuple comparison | Yes | 348 | |
617(i) | Open | 23.3.3 [array] | std::array is a sequence that doesn't satisfy the sequence requirements? |
No | 3 | |
936(i) | LEWG | 32.6.4 [thread.mutex.requirements] | Mutex type overspecified | No | 961 | |
961(i) | LEWG | 32.6.4 [thread.mutex.requirements] | Various threading bugs #11 | No | 936 | |
1102(i) | Open | 23.3.11.3 [vector.capacity] | std::vector 's reallocation policy still unclear |
Yes | 3 | |
1175(i) | Open | 23.2.8 [unord.req] | unordered complexity |
Yes | 3 | |
1213(i) | Open | 24.3 [iterator.requirements] | Meaning of valid and singular iterator underspecified | No | 4 | |
1238(i) | Open | 26 [algorithms] | Defining algorithms taking iterator for range | No | 3 | |
1422(i) | Open | 23.3.12 [vector.bool] | vector<bool> iterators are not random access |
No | 3 | |
1459(i) | LEWG | 32.5.4 [atomics.order] | Overlapping evaluations are allowed | No | 1458 | |
1484(i) | LEWG | 32.4.3 [thread.thread.class] | Need a way to join a thread with a timeout | No | ||
1488(i) | LEWG | 32.6 [thread.mutex] | Improve interoperability between the C++0x and C1x threads APIs | No | ||
1493(i) | LEWG | 32.6.4 [thread.mutex.requirements] | Add mutex , recursive_mutex , is_locked function |
No | ||
1521(i) | Open | 23.2.2 [container.requirements.general] | Requirements on internal pointer representations in containers | Yes | 3 | |
2035(i) | Open | 24.3.5.4 [output.iterators] | Output iterator requirements are broken | Yes | 3 | |
2038(i) | Open | 24.3.5.4 [output.iterators] | Missing definition for incrementable iterator |
No | 3 | |
2077(i) | Open | 21.3.5.4 [meta.unary.prop] | Further incomplete constraints for type traits | No | 3 | |
2095(i) | LEWG | 32.10.6 [futures.promise] | promise and packaged_task missing constructors needed for uses-allocator construction |
Yes | 4 | |
2115(i) | Open | 29.6.8 [template.mask.array] | Undefined behaviour for valarray assignments with mask_array index? |
No | 4 | |
2116(i) | Open | 21.3.5.4 [meta.unary.prop] | is_nothrow_constructible and destructors |
No | 3 | |
2117(i) | Open | 28.3.4.3.3.3 [facet.num.put.virtuals] | ios_base manipulators should have showgrouping/noshowgrouping |
No | 3 | |
2136(i) | Open | 16.3.2 [structure] | Postconditions vs. exceptions | Yes | 3 | |
2137(i) | Open | 28.6.7.3 [re.regex.assign] | Misleadingly constrained post-condition in the presence of exceptions | Yes | 3 | |
2146(i) | Open | 16.4.4.2 [utility.arg.requirements] | Are reference types CopyConstructible /MoveConstructible /CopyAssignable /MoveAssignable /Destructible ? |
No | 3 | |
2152(i) | LEWG | 16.4.4.3 [swappable.requirements] | Instances of standard container types are not swappable | Yes | 3 | |
2153(i) | LEWG | 22.2.2 [utility.swap] | Narrowing of the non-member swap contract |
No | 2 | |
2157(i) | Open | 23.3.3.5 [array.zero] | How does std::array<T,0> initialization work when T is not default-constructible? |
Yes | 3 | |
2158(i) | Open | 23.3.11.3 [vector.capacity] | Conditional copy/move in std::vector |
Yes | 3 | |
2173(i) | Open | 26 [algorithms] | The meaning of operator + in the description of the algorithms |
Yes | 4 | |
2189(i) | Open | 23.2.8.2 [unord.req.except] | Throwing swap breaks unordered containers' state |
No | 3 | |
2198(i) | Open | 23.2.8 [unord.req] | max_load_factor(z) makes no strong guarantees, but bans useful behavior |
Yes | 3 | |
2202(i) | Deferred | 32.10.9 [futures.async] | Missing allocator support by async |
No | 4 | |
2206(i) | Open | 23.2.4 [sequence.reqmts] | Inaccuracy in initializer_list constructor requirements |
Yes | 3 | |
2214(i) | Open | 31.5.4.2 [basic.ios.cons] | Clarify basic_ios::init call restrictions |
Yes | 4 | |
2215(i) | Open | 23.2.7 [associative.reqmts] | (unordered) associative container functors should be CopyConstructible |
Yes | 3 | |
2216(i) | New | 28.6.10.4 [re.alg.replace] | regex_replace(basic_string) allocator handling |
No | 3 | |
2220(i) | Open | 28.6.11.2.3 [re.tokiter.comp] | Under-specification of operator== for regex_token_iterator |
Yes | 3 | |
2227(i) | Open | 23.2.7 [associative.reqmts] | Stateful comparison objects in associative containers | No | 3 | |
2236(i) | SG1 | 32.5.2 [atomics.syn] | kill_dependency unconditionally noexcept |
No | ||
2237(i) | New | 27.5 [c.strings] | <cuchar> macros |
No | 4 | |
2238(i) | Open | 27.5 [c.strings] | Problematic iterator-pair constructor of containers | No | 3 | |
2248(i) | New | 17.3.5 [numeric.limits] | numeric_limits::is_iec559 misnamed |
No | 4 | |
2262(i) | Open | 20.3.1.3 [unique.ptr.single] | Requirement for unique_ptr<T>::get_deleter()(p) to be able to destroy the unique_ptr |
Yes | 3 | |
2265(i) | Open | 32.5.4 [atomics.order] | 29.3p9 appears to rule out some acceptable executions | No | 4 | |
2267(i) | New | 26.8.2.4 [partial.sort.copy] | partial_sort_copy underspecified for ranges of two different types |
No | 3 | |
2269(i) | New | 23.2.2 [container.requirements.general] | Container iterators and argument-dependent lookup | No | 4 | |
2286(i) | Open | 31.8.2.5 [stringbuf.virtuals] | stringbuf::underflow() underspecified |
Yes | 4 | |
2289(i) | Open | 22.3.2 [pairs.pair] | constexpr guarantees of defaulted functions still insufficient |
No | 3 | |
2290(i) | Open | 21 [meta] | Top-level "SFINAE"-based constraints should get a separate definition in Clause 17 | Yes | 3 | |
2303(i) | New | 17.6.3.4 [new.delete.placement] | Explicit instantiation of std::vector<UserType> broken? |
No | 3 | |
2307(i) | LEWG | 23 [containers] | Should the Standard Library use explicit only when necessary? |
No | 2 | |
2321(i) | Open | 23.2.2 [container.requirements.general] | Moving containers should (usually) be required to preserve iterators | Yes | 3 | |
2331(i) | Open | 28.6.4.2 [re.synopt] | regex_constants::collate 's effects are inaccurately summarized |
Yes | 3 | |
2338(i) | Open | 28.6.6 [re.traits] | §[re.traits]/7 expects of locale facets something not guaranteed by [locale.facet]/4 | Yes | 3 | |
2342(i) | New | 31.7.6.2 [ostream] | User conversion to wchar_t const* or to wchar_t not invoked for operator<< |
Yes | 4 | |
2348(i) | Open | 22.9.2 [template.bitset] | charT('1') is not the wide equivalent of '1' |
Yes | 3 | |
2358(i) | Open | 21.3.5.4 [meta.unary.prop] | Apparently-bogus definition of is_empty type trait |
Yes | 3 | |
2362(i) | New | 23.2.7 [associative.reqmts] | unique, associative emplace() should not move/copy the mapped_type constructor
arguments when no insertion happens |
No | 3 | |
2366(i) | New | 24.6.4 [istreambuf.iterator] | istreambuf_iterator end-of-stream equality |
Yes | 3 | |
2383(i) | Open | 30.5.9 [time.duration.literals] | Overflow cannot be ill-formed for chrono::duration integer literals | No | 3 | |
2398(i) | Open | 17.7.3 [type.info] | type_info 's destructor shouldn't be required to be virtual |
Yes | 3 | |
2414(i) | Open | 16.4.6.9 [reentrancy] | Member function reentrancy should be implementation-defined | Yes | 3 | |
2421(i) | New | 20.2.5 [ptr.align] | Non-specification of handling zero size in std::align [ptr.align] |
No | 3 | |
2423(i) | New | 29.6.5 [template.slice.array] | Missing specification slice_array , gslice_array , mask_array , indirect_array copy constructor |
Yes | 4 | |
2431(i) | New | 28.6.2 [re.req] | Missing regular expression traits requirements | No | 3 | |
2452(i) | Core | 21 [meta] | is_constructible , etc. and default arguments |
No | 3 | |
2453(i) | New | 17.10 [support.initlist] | §[iterator.range] and now [iterator.container] aren't available via <initializer_list> |
No | 3 | |
2461(i) | New | 16.4.4.6 [allocator.requirements] | Interaction between allocators and container exception safety guarantees | No | 3 | |
2471(i) | Open | 26.7.1 [alg.copy] | copy_n 's number of InputIterator increments unspecified |
No | 3 | |
2472(i) | New | 22.4.9 [tuple.rel] | Heterogeneous comparisons in the standard library can result in ambiguities | No | 3 | |
2478(i) | New | 99 [depr.conversions.string] | Unclear how wstring_convert uses cvtstate |
No | 4 | |
2479(i) | New | 99 [depr.conversions.buffer] | Unclear how wbuffer_convert uses cvtstate |
No | 4 | |
2480(i) | New | 99 [depr.conversions.buffer] | Error handling of wbuffer_convert unclear |
No | 4 | |
2481(i) | New | 99 [depr.conversions.string] | wstring_convert should be more precise regarding "byte-error string" etc. |
No | 4 | |
2490(i) | New | 28.6 [re] | <regex> needs lots of noexcept |
No | 3 | |
2491(i) | New | 22.10.8 [comparisons] | std::less<T*> in constant expression |
Yes | 3 | |
2493(i) | New | 17.10 [support.initlist] | initializer_list supports incomplete classes |
No | 4 | |
2496(i) | New | 21.3.5.4 [meta.unary.prop] | Certain hard-to-avoid errors not in the immediate context are not allowed to be triggered by the evaluation of type traits | No | 3 | |
2497(i) | New | 31.7.6.2.4 [ostream.sentry] | Use of uncaught_exception() |
Yes | 3 | |
2504(i) | New | 31.6.3 [streambuf] | basic_streambuf is not an abstract class |
No | 3 | |
2506(i) | SG1 | 6.9.2 [intro.multithread] | Underspecification of atomics | No | 3 | |
2507(i) | New | 99 [depr.locale.stdcvt] | codecvt_mode should be a bitmask type |
No | 3 | |
2508(i) | New | 17.6.3.5 [new.delete.dataraces] | §[new.delete.dataraces] wording needs to be updated | No | 3 | |
2512(i) | Open | 28.3.4.6.2.3 [locale.time.get.virtuals] | Y2K bites; what is an "unambiguous year identifier"? | No | 4 | |
2513(i) | New | 27.1 [strings.general] | Missing requirements for basic_string::value_type |
No | 4 | |
2528(i) | New | 22.4.4.2 [tuple.cnstr] | Order of std::tuple construction unspecified |
No | 3 | |
2530(i) | Open | 32.10.5 [futures.state] | Clarify observable side effects of releasing a shared state | No | 3 | |
2532(i) | Open | 32.10.6 [futures.promise] | Satisfying a promise at thread exit |
Yes | 3 | |
2533(i) | SG1 | 99 [concurr.ts::futures.unique.future] | [concurr.ts] Constrain threads where future::then can run a continuation |
No | ||
2546(i) | New | 28.6.12 [re.grammar] | Implementability of locale-sensitive UnicodeEscapeSequence matching | No | 4 | |
2547(i) | New | 22.10.8 [comparisons] | Container requirements (and other library text) should say "strict total order", not just "total order" | No | 3 | |
2592(i) | New | 30.2 [time.syn] | Require that chrono::duration_cast s from smaller durations to larger durations do not overflow |
Yes | 4 | |
2594(i) | New | 20.3.2.2 [util.smartptr.shared] | Contradicting definition of empty shared_ptr on shared_ptr(nullptr, d) |
Yes | 3 | |
2595(i) | New | 24.5.1.2 [reverse.iterator] | reverse_iterator::operator[] 's return type revisited |
Yes | 3 | |
2599(i) | New | 22.2.6 [declval] | Library incomplete type permission phrase is unclear | No | 3 | |
2675(i) | New | 31.5.2.7 [ios.base.callback] | register_callback can fail |
No | 3 | |
2691(i) | New | 28.3.4.7.4 [locale.moneypunct] | money_base::space and do_put : U+0020 versus fill |
Yes | 3 | |
2695(i) | New | 16.4.6.5 [member.functions] | "As if" unclear in [member.functions] | No | 3 | |
2702(i) | New | 28.3.4.3.3.3 [facet.num.put.virtuals] | num_put::do_put(..., bool) performs ill-formed do_put call |
No | 3 | |
2703(i) | New | 28.3.4.3.3.3 [facet.num.put.virtuals] | No provision for fill-padding when boolalpha is set |
No | 3 | |
2705(i) | New | 23.2.4 [sequence.reqmts] | Questionable precondition on Sequence containers a.assign(n, t) |
Yes | 3 | |
2708(i) | Open | 31.12.12.2 [fs.rec.dir.itr.members] | recursive_directory_iterator::recursion_pending() is incorrectly specified |
Yes | 2 | |
2713(i) | New | 23.5 [unord] | More missing allocator-extended constructors for unordered containers | Yes | 3 | |
2714(i) | New | 29.4.6 [complex.ops] | complex stream extraction underspecified |
Yes | 3 | |
2730(i) | Open | 17.3.5 [numeric.limits] | numeric_limits primary template definition |
No | 3 | |
2737(i) | New | 17.6.3.2 [new.delete.single] | Consider relaxing object size restrictions for single-object allocation functions | No | 3 | |
2746(i) | New | 22.5.3.4 [optional.assign] | Inconsistency between requirements for emplace between optional and variant |
Yes | 3 | |
2751(i) | New | 20.3.2.2.3 [util.smartptr.shared.dest] | shared_ptr deleter not specified to observe expired weak_ptr instances |
No | 4 | |
2766(i) | New | 22.3.3 [pairs.spec] | Swapping non-swappable types | Yes | 3 | |
2811(i) | New | 22.5.3.2 [optional.ctor] | "Selected constructor" wording is incorrect for optional /variant /any |
Yes | 3 | |
2815(i) | New | 17.5 [support.start.term] | quick_exit can deadlock |
Yes | 3 | |
2819(i) | New | 32.2.5 [thread.req.lockable] | Unspecified Return type: elements | Yes | 3 | |
2823(i) | Open | 23.3.3.1 [array.overview] | std::array initialization is still not permissive enough |
Yes | 3 | |
2827(i) | New | 21.3.5.4 [meta.unary.prop] | is_trivially_constructible and non-trivial destructors |
No | 3 | |
2829(i) | Open | 22.5.3.7 [optional.observe] | LWG 2740 leaves behind vacuous words | No | 2 | |
2833(i) | Open | 22.6.3.2 [variant.ctor] | Library needs to specify what it means when it declares a function constexpr |
Yes | 2 | |
2844(i) | Open | 23.2.7 [associative.reqmts] | Stability of a_uniq.insert(i, j) |
No | 3 | |
2845(i) | New | 21.3.2 [meta.rqmts] | enable_if , result_of , common_type and aligned_storage do not meet the definition
of TransformationTrait |
No | 3 | |
2846(i) | New | 29.4.10 [cmplx.over] | Undefined phrase "effectively cast" | Yes | 3 | |
2847(i) | New | 29.7.1 [cmath.syn] | sin(float) should call sinf(float) |
No | 3 | |
2848(i) | New | 20.4.5.2 [mem.res.pool.options] | Pass-through threshold for pool allocator | No | 3 | |
2858(i) | New | 24.5.1 [reverse.iterators] | LWG 2472: actually an incompatibility with C++03 | Yes | 4 | |
2881(i) | New | 22.6.3 [variant.variant] | Adopt section III of P0308R0 | No | 3 | |
2883(i) | LEWG | 27.3 [string.view] | The standard library should provide string_view parameters instead or in addition for functions
defined with char const * or string const & as parameter types. |
No | ||
2884(i) | LEWG | 23 [containers] | Relational operators for containers should sfinae; if the underlying type is not comparable, neither should the container be | No | ||
2885(i) | LEWG | 23 [containers] | The relational operators of optional and variant completely reflect the semantics of the element
types — this is inconsistent with other types in the library |
No | ||
2906(i) | New | 20.3.2.2.2 [util.smartptr.shared.const] | There is no ability to supply an allocator for the control block when constructing a shared_ptr from a
unique_ptr |
No | 3 | |
2922(i) | LEWG | 21.3.3 [meta.type.synop] | The *_constant<> templates do not make use of template<auto> |
No | ||
2923(i) | New | 29.7.1 [cmath.syn] | noexcept is inconsistently applied across headers which import components of the C standard library |
No | 4 | |
2931(i) | Open | 24.4.3 [iterator.operations] | Missed optimization opportunity with single-argument std::next |
No | 3 | |
2939(i) | Open | 21.3.3 [meta.type.synop] | Some type-completeness constraints of traits are overspecified | Yes | 2 | |
2947(i) | New | 31.12.8.1 [fs.enum.path.format] | Clarify several filesystem terms | No | 3 | |
2949(i) | New | 16 [library] | Unclear complexity requirements: space vs. time | No | 4 | |
2959(i) | New | 27.2.4.4 [char.traits.specializations.char16.t] | char_traits<char16_t>::eof is a valid UTF-16 code unit |
No | 3 | |
2962(i) | Open | 24.3.5.3 [input.iterators] | Iterators of Containers of move-only types do not model InputIterator |
Yes | 2 | |
2963(i) | New | 26 [algorithms] | Algorithms with underspecified iterator requirements | No | 3 | |
2973(i) | LEWG | 26.8.6 [alg.merge] | inplace_merge exact comparison count complexity prohibits useful real-world optimizations |
Yes | ||
2983(i) | New | 28.3.4.7.3.3 [locale.money.put.virtuals] | money_put::do_put underspecified |
Yes | 3 | |
2984(i) | New | 31.7.8 [ext.manip] | put_money(99) is unnecessarily undefined |
Yes | 3 | |
2985(i) | LEWG | 26.7.10 [alg.reverse] | std::reverse should be permitted to be vectorized |
Yes | ||
2986(i) | New | 28.6.12 [re.grammar] | Handling of multi-character collating elements by the regex FSM is underspecified |
No | 4 | |
2987(i) | New | 28.6.12 [re.grammar] | Relationship between traits_inst.lookup_collatename and the regex FSM is underspecified with
regards to ClassAtomCollatingElement |
No | 3 | |
2990(i) | Open | 22.5.3 [optional.optional] | optional::value_type is not always a value type |
Yes | 3 | |
2991(i) | Open | 22.6.3.2 [variant.ctor] | variant copy constructor missing noexcept(see below) |
Yes | ||
3003(i) | LEWG | 32.10.6 [futures.promise] | <future> still has type-erased allocators in promise |
Yes | 2 | |
3011(i) | Open | 19.3 [assertions] | Requirements for assert(E) inconsistent with C |
No | 2 | |
3019(i) | New | 19.5.3.4 [syserr.errcat.derived] | Presentation of "program defined classes derived from error_category " [syserr.errcat.derived] unclear and contains mistakes |
No | 3 | |
3021(i) | New | 16.2.2 [networking.ts::buffer.reqmts.constbuffersequence] | [networking.ts] Relax pointer equivalence requirement for ConstBufferSequence |
Yes | 3 | |
3027(i) | New | 16.2.4 [networking.ts::buffer.reqmts.dynamicbuffer] | [networking.ts] DynamicBuffer prepare exception specification |
Yes | 3 | |
3029(i) | Open | 26.8.8.3 [pop.heap] | pop_heap over-constrains input |
Yes | 3 | |
3044(i) | New | 16.4.4.6 [allocator.requirements] | Strange specification of max_size() for an allocator |
Yes | 3 | |
3046(i) | New | 22.10.6 [refwrap] | Do not require reference_wrapper to support non-referenceable function types |
Yes | 3 | |
3047(i) | New | 32.5.8.3 [atomics.types.int] | atomic compound assignment operators can cause undefined behavior when corresponding
fetch_meow members don't |
Yes | 3 | |
3049(i) | Open | 26.2 [algorithms.requirements] | Missing wording allowing algorithms to use copies of function objects as substitutes for their parameters | Yes | 3 | |
3053(i) | New | 19.5.4.1 [syserr.errcode.overview] | Prohibit error_code construction from rvalues of error_category |
Yes | 3 | |
3056(i) | New | 31.12.13.5 [fs.op.copy.file] | copy_file() copies which attributes? |
Yes | 3 | |
3057(i) | Open | 31.12.13.4 [fs.op.copy] | Correct copy_options handling |
Yes | 2 | |
3059(i) | New | 23.2 [container.requirements] | Wrong requirements for map-like associative container assignment? | No | 3 | |
3060(i) | New | 26.10.8 [exclusive.scan] | XXX_scan algorithms are specified to work with move-only T , but are
specified to make N copies of T into the destination range |
No | 2 | |
3063(i) | New | 26.11 [specialized.algorithms] | Parallel algorithms in <memory> are underspecified |
No | 3 | |
3066(i) | New | 29.7.6 [sf.cmath] | "report a domain error" in [sf.cmath]/1 is underspecified | No | 3 | |
3069(i) | New | 22.6.3.4 [variant.assign] | Move assigning variant 's subobject corrupts data |
Yes | 3 | |
3072(i) | New | 16.2.4 [networking.ts::buffer.reqmts.dynamicbuffer] | [networking.ts] DynamicBuffer object lifetimes underspecified |
Yes | 3 | |
3073(i) | New | 17 [networking.ts::buffer.stream] | [networking.ts] (async_ )read and (async_ )write
don't support DynamicBuffer lvalues |
Yes | 3 | |
3078(i) | New | 31.12.10 [fs.class.directory.entry] | directory_entry , directory_iterator and recursive_directory_iterator perform needless path copies |
No | 3 | |
3081(i) | Open | 28.2.3 [charconv.from.chars] | Floating point from_chars API does not distinguish between overflow and underflow |
Yes | 2 | |
3082(i) | Open | 28.2.3 [charconv.from.chars] | from_chars specification regarding floating point rounding is inconsistent |
Yes | 2 | |
3084(i) | New | 17.5 [support.start.term] | Termination in C++ is unclear | No | 3 | |
3086(i) | New | 17.6.3.2 [new.delete.single] | Possible problem in §[new.delete.single] | Yes | 3 | |
3089(i) | New | 26.7.1 [alg.copy] | copy_n should require non-overlapping ranges |
Yes | 3 | |
3090(i) | New | 30.5.2 [time.duration.cons] | What is §[time.duration.cons]p4's "no overflow is induced in the conversion" intended to mean? | Yes | 3 | |
3092(i) | Open | 16.3.3.3.3 [bitmask.types] | Unclear semantics of enum class bitmask types |
Yes | 3 | |
3093(i) | New | 29.7.2 [c.math.abs] | LWG 2294/2192 missed a std::abs overload |
No | 3 | |
3095(i) | New | 99 [depr.strstreambuf.virtuals] | strstreambuf refers to nonexistent member of fpos , fpos::offset |
Yes | 4 | |
3097(i) | New | 31.8.2.5 [stringbuf.virtuals] | basic_stringbuf seekoff effects trigger undefined behavior and have contradictory returns |
No | 3 | |
3098(i) | New | 31.12.6.5.9 [fs.path.decompose] | Misleading example for filesystem::path::filename() |
Yes | 3 | |
3099(i) | Open | 21.3.3 [meta.type.synop] | is_assignable<Incomplete&, Incomplete&> |
Yes | 2 | |
3105(i) | New | 16 [library] | T1 is convertible to T2 |
No | 3 | |
3107(i) | New | 24.6.4 [istreambuf.iterator] | istreambuf_iterator has public exposition-only member |
Yes | 4 | |
3108(i) | New | 24.6.4.2 [istreambuf.iterator.proxy] | istreambuf_iterator::proxy::operator* should be const |
Yes | 3 | |
3109(i) | New | 99 [depr.strstreambuf] | strstreambuf is copyable |
No | 4 | |
3114(i) | LEWG | 16 [networking.ts::buffer] | [networking.ts] Permit efficient composition when using DynamicBuffer |
Yes | ||
3124(i) | New | 13.7.5 [networking.ts::async.exec.ctx.globals] | [networking.ts] Unclear how execution_context is intended to store services |
Yes | 3 | |
3126(i) | New | 28.6.8 [re.submatch] | There's no std::sub_match::compare(string_view) overload |
Yes | 3 | |
3142(i) | New | 16.4.5.8 [res.on.functions] | std::foo<incomplete> should be ill-formed NDR |
Yes | 3 | |
3157(i) | New | 16.4.4.6 [allocator.requirements] | Allocator destroy and fancy pointer operations must be non-throwing |
Yes | 3 | |
3159(i) | New | 20.3.1.3 [unique.ptr.single] | §[unique.ptr.single] requirements on deleter may be too strict | No | 3 | |
3161(i) | Open | 23.6.6 [stack] | Container adapters mandate use of emplace_back but don't require it |
Yes | 3 | |
3162(i) | New | 19.5.8.2 [syserr.syserr.members] | system_error::system_error(error_code ec) not explicit |
Yes | 3 | |
3166(i) | New | 22.3.4 [pair.astuple] | No such descriptive element as Value: | No | 3 | |
3167(i) | Open | 8.2 [fund.ts.v3::memory.observer.ptr] | [fund.ts.v3] Does observer_ptr support function types? |
No | 3 | |
3172(i) | New | 29.7.3 [c.math.hypot3] | 3-arg std::hypot is underspecified compared to the 2-arg overload |
Yes | 3 | |
3174(i) | New | 21.3.7 [meta.rel] | Precondition on is_convertible is too strong |
Yes | 3 | |
3188(i) | New | 24.6.4 [istreambuf.iterator] | istreambuf_iterator::pointer should not be unspecified |
Yes | 3 | |
3189(i) | New | 23.6.4 [priority.queue] | Missing requirement for std::priority_queue |
No | 3 | |
3192(i) | New | 20.2.8.2 [allocator.uses.construction] | §[allocator.uses.construction] functions misbehave for const types |
Yes | 3 | |
3193(i) | New | 16.3.2.4 [structure.specifications] | Mandates: and Expects: elements are not defined for types | Yes | 3 | |
3197(i) | New | 24.4.3 [iterator.operations] | std::prev should not require BidirectionalIterator |
Yes | 3 | |
3205(i) | New | 21.3.8.7 [meta.trans.other] | decay_t in the new common_type fallback should be remove_cvref_t |
Yes | 3 | |
3210(i) | New | 20.3.2.2.7 [util.smartptr.shared.create] | allocate_shared is inconsistent about removing const from the pointer
passed to allocator construct and destroy |
Yes | 3 | |
3214(i) | New | 28.3.4.3.2.3 [facet.num.get.virtuals] | §[facet.num.get.virtuals] doesn't say what it means for digit grouping to be consistent | No | 4 | |
3215(i) | New | 22.6.3.2 [variant.ctor] | variant default constructor has vague constexpr requirements |
No | 2 | |
3217(i) | New | 17.3.1 [support.limits.general] | <memory> and <execution> should define __cpp_lib_parallel_algorithm |
Yes | 3 | |
3219(i) | New | 23.3.3.1 [array.overview] | std::array overview container requirements are incorrect |
Yes | 3 | |
3220(i) | New | 32.5.2 [atomics.syn] | P0558 broke conforming C++14 uses of atomic shared_ptr |
Yes | 3 | |
3227(i) | New | 23.2.7 [associative.reqmts] | Ambiguity issue for extract in ordered and unordered associative containers |
Yes | 3 | |
3229(i) | New | 16.4.6.13 [res.on.exception.handling] | §[res.on.exception.handling]#3 cannot apply to types with implicitly declared destructors | Yes | 3 | |
3240(i) | New | 16.4.3.2 [using.headers] | Headers declare more than entities | No | 3 | |
3261(i) | New | 28.6.7 [re.regex] | regex components' noexcept annotations appear broken for POCMA or throwing
BidirectionalIterator |
No | 3 | |
3263(i) | New | 32.5.6 [atomics.wait] | Atomic waiting function calls should only be unblocked once | Yes | 3 | |
3267(i) | New | 16.4.4.6 [allocator.requirements] | Rebound allocators and is_always_equal |
Yes | 4 | |
3268(i) | New | 32.5.4 [atomics.order] | memory_order::memory_order_foo broken in C++20 |
Yes | 4 | |
3275(i) | New | 28.3.4.6.2.3 [locale.time.get.virtuals] | Why does time_get::do_get require a valid pointer when none of the others do? |
Yes | 3 | |
3287(i) | New | 24.3.2.3 [iterator.traits] | Exposition-only cpp17-input-iterator concept is needlessly complex |
Yes | 3 | |
3288(i) | New | 32.5.6 [atomics.wait] | atomic<T>::notify_one is unimplementable |
Yes | 2 | |
3297(i) | New | 23.2.4 [sequence.reqmts] | Useless sequence container requirement | Yes | 3 | |
3308(i) | New | 23.3.5.4 [deque.modifiers] | vector and deque iterator erase invalidates elements even when no change occurs |
Yes | 3 | |
3309(i) | New | 31.8 [string.streams] | Is <ios> implicitly #include d by <sstream> , <fstream> etc.? |
No | 3 | |
3337(i) | New | 28.3.4.2.5.3 [locale.codecvt.virtuals] | What is "is initialized" supposed to mean? | No | 3 | |
3339(i) | New | 27.4.3 [basic.string] | Move-constructed empty-container capacity | No | 3 | |
3341(i) | New | 28.6.7.2 [re.regex.construct] | basic_regex range constructor: Missing requirements for iterator types |
No | 3 | |
3342(i) | New | 22.3.2 [pairs.pair] | Library wording uses "initializes x with y ", which is underspecified |
No | 3 | |
3343(i) | Open | 32.7.3 [thread.condition.nonmember] | Ordering of calls to unlock() and notify_all() in Effects element of notify_all_at_thread_exit() should be reversed |
Yes | 3 | |
3344(i) | New | 24.4.3 [iterator.operations] | advance(i, most-negative) and prev(i, most-negative) |
Yes | 3 | |
3353(i) | New | 28.3.3.1 [locale] | locale 's copy assignment operator should return locale& |
Yes | 3 | |
3357(i) | Open | 99 [fund.ts.v3::rand.util.randint] | [fund.ts.v3] default_random_engine is overspecified for per-thread engine |
Yes | 3 | |
3370(i) | New | 17.4.1 [cstdint.syn] | §[cstdint.syn]p2 and §[headers]p5 are not sufficiently clear | No | 3 | |
3378(i) | New | 22.4.2 [tuple.syn] | tuple_size_v/tuple_element_t should be available when tuple_size/tuple_element are |
Yes | 3 | |
3400(i) | New | 21.3.7 [meta.rel] | Does is_nothrow_convertible consider destruction of the destination type? |
No | 3 | |
3401(i) | New | 16.3.2.4 [structure.specifications] | Is "as if by" equivalent to "equivalent to"? | No | 3 | |
3402(i) | New | 29.5.9.3.4 [rand.dist.bern.negbin] | Wording for negative_binomial_distribution is unclear as a consequence of LWG 2406 resolution |
No | 3 | |
3409(i) | New | 32.5.7.2 [atomics.ref.ops] | Too lax description of atomic_ref<T>::required_alignment |
Yes | 3 | |
3416(i) | New | 22.7.4 [any.class] | The Throws: specification of std::any does not mention allocation |
No | 3 | |
3417(i) | SG1 | 32.5.8.2 [atomics.types.operations] | Missing volatile atomic deprecations |
Yes | 3 | |
3418(i) | New | 32.5.9 [atomics.nonmembers] | Deprecated free functions in <atomic> |
Yes | 3 | |
3423(i) | New | 22.7.5 [any.nonmembers] | std::any_cast should never return a cv-qualified type |
Yes | 3 | |
3424(i) | New | 22.5.3.7 [optional.observe] | optional::value_or should never return a cv-qualified type |
Yes | 3 | |
3429(i) | New | 16.4.5.11 [res.on.requirements] | "models" should subsume like "satisfies" | Yes | 3 | |
3438(i) | New | 23.2.5.1 [container.node.overview] | §[container.node.overview] missing multiset /map cases |
No | 3 | |
3439(i) | New | 24.4.3 [iterator.operations] | "Distance " template parameter is underspecified |
No | 3 | |
3444(i) | New | 19.1.2 [networking.ts::socket.streambuf.members] | [networking.ts] net::basic_socket_streambuf::connect(Args&&...) effects are wrong |
No | 2 | |
3445(i) | LEWG | 19.2.1 [networking.ts::socket.iostream.cons] | [networking.ts] net::basic_socket_istream::connect should be constrained |
Yes | 3 | |
3451(i) | New | 27.4.3 [basic.string] | Inconsistently explicit deduction guides | Yes | 3 | |
3454(i) | Open | 20.2.3 [pointer.traits] | pointer_traits::pointer_to should be constexpr |
Yes | ||
3456(i) | New | 28.2.3 [charconv.from.chars] | Pattern used by std::from_chars is underspecified |
Yes | 3 | |
3457(i) | New | 27.3.3 [string.view.template] | *this is not invalidated |
Yes | 3 | |
3459(i) | New | 18.4.4 [concept.convertible] | Why doesn't std::convertible_to have semantic requirement when To is reference-to-function type? |
No | 3 | |
3463(i) | New | 26.10.11 [transform.inclusive.scan] | Incorrect requirements for transform_inclusive_scan without initial value |
Yes | 3 | |
3475(i) | New | 32.4.3.3 [thread.thread.constr] | std::thread 's constructor needs to be able to report general memory allocation failures |
Yes | 3 | |
3484(i) | New | 17.14.7 [support.c.headers.other] | Should <stddef.h> declare ::nullptr_t ? |
Yes | 3 | |
3486(i) | LEWG | 21.3.5.4 [meta.unary.prop] | is_constructible<T[], T...> may be misleading in C++20 |
No | ||
3487(i) | New | 26.10 [numeric.ops] | Missing precondition on input and output aliasing of [numeric.ops] | No | 3 | |
3488(i) | Open | 23.3.3.4 [array.special] | Is array<const int, 0> swappable or not? |
Yes | 3 | |
3489(i) | New | 25.6.6.3 [range.istream.iterator] | Improve istream_view wording |
Yes | 3 | |
3491(i) | New | 17.11.6 [cmp.alg] | What is a "decayed type"? | No | 3 | |
3493(i) | New | 22.10.17.3.2 [func.wrap.func.con] | The constructor of std::function taking an F is missing a constraint |
Yes | 3 | |
3496(i) | New | 31.11.2.4 [syncstream.syncbuf.members] | What does "uniquely associated" mean for basic_syncbuf::emit() ? |
No | 3 | |
3497(i) | New | 31.11.2.4 [syncstream.syncbuf.members] | Postconditions for basic_syncbuf::emit() |
No | 3 | |
3499(i) | New | 32.2.5.4 [thread.req.lockable.timed] | Timed lockable and mutex requirements are imprecise about duration and time_point |
No | 3 | |
3501(i) | New | 31.7.6.5 [ostream.manip] | basic_syncbuf -related manipulators refer to some Allocator without defining it |
Yes | 3 | |
3503(i) | New | 30.5.8 [time.duration.cast] | chrono::ceil has surprising requirement |
Yes | 3 | |
3504(i) | New | 32.7.4 [thread.condition.condvar] | condition_variable::wait_for is overspecified |
Yes | 3 | |
3507(i) | Open | 19.6.3.4 [stacktrace.entry.query] | P0881R7 ("stacktrace") does not define "actual file name", "actual line number" | No | 2 | |
3508(i) | Open | 32.5.7.1 [atomics.ref.generic.general] | atomic_ref<cv T> is not well-specified |
No | 2 | |
3511(i) | New | 16.4.5.9 [res.on.arguments] | Clarify global permission to move | Yes | 3 | |
3512(i) | New | 22.10.19 [unord.hash] | Incorrect exception safety guarantee for unordered containers | No | 3 | |
3513(i) | New | 3.42 [defns.prog.def.type] | Fix definition of program-defined based on its uses | Yes | 3 | |
3516(i) | New | 32.4.3.2 [thread.thread.id] | thread::id spaceship may be inconsistent with equality |
Yes | 3 | |
3531(i) | New | 23.4.3.1 [map.overview] | LWG 3025 broke previous valid code | Yes | 3 | |
3534(i) | LEWG | 26.8.7.4 [set.intersection] | ranges::set_intersection and ranges::set_difference algorithm requirements are too strict |
Yes | 3 | |
3537(i) | New | 24.7 [iterator.range] | §[iterator.range] Missing noexcept for std::rbegin /rend for arrays and
initializer_list |
No | 3 | |
3538(i) | New | 16.2 [library.c] | §[library.c] C library functions are not addressable | No | 2 | |
3550(i) | New | 16.4.5.3 [reserved.names] | Names reserved by C for standard library not reserved by C++ | No | 3 | |
3556(i) | New | 16.3.2.3 [structure.requirements] | Specification of when semantic constraints are imposed by use of concepts is unclear | No | 3 | |
3577(i) | New | 23.2.7.1 [associative.reqmts.general] | Merging an (unordered) associative container with itself | No | 3 | |
3582(i) | New | 32.10.9 [futures.async] | Unclear where std::async exceptions are handled |
Yes | 3 | |
3583(i) | New | 22.4.4.2 [tuple.cnstr] | Clarify if/when short circuiting applies to conditions in Constraints: elements | No | 3 | |
3584(i) | New | 17.11.3 [cmp.common] | Clarify common comparison category conversions | Yes | 3 | |
3586(i) | New | 28.5.2.2 [format.string.std] | Formatting character alignment inconsistencies | Yes | 2 | |
3587(i) | New | 17.11.4 [cmp.concept] | std::three_way_comparable_with<T, U, void> can be satisfied but can't be modeled |
No | 3 | |
3599(i) | New | 25.7.16.2 [range.lazy.split.view] | The const overload of lazy_split_view::begin should be constrained by const Pattern |
Yes | 3 | |
3602(i) | New | 24.5.1.4 [reverse.iter.cons] | reverse_iterator 's converting assignment is overconstrained |
Yes | 3 | |
3603(i) | New | 28.6.7.2 [re.regex.construct] | Matching of null characters by regular expressions is underspecified | No | 3 | |
3604(i) | New | 28.6.7.2 [re.regex.construct] | What is the effect of an invalid value of type syntax_option_type ? |
No | 3 | |
3605(i) | New | 28.6.4.3 [re.matchflag] | regex_constants::match_prev_avail is underspecified |
No | 3 | |
3606(i) | New | 28.6.2 [re.req] | Missing regex_traits::locale_type requirements |
No | 3 | |
3608(i) | New | 18.4.4 [concept.convertible] | convertible_to and temporary-bound references |
No | 3 | |
3609(i) | New | 25.6.4.4 [range.iota.sentinel] | std::ranges::iota_view<int, long> has non-subtractable iterator and
sentinel types |
Yes | 3 | |
3613(i) | New | 22.5.4 [optional.nullopt] | Specify that nullopt_t is copyable |
Yes | 3 | |
3614(i) | New | 25.6.4.2 [range.iota.view] | iota_view::size and the most negative signed integer values |
Yes | 3 | |
3615(i) | New | 24.3.2.1 [incrementable.traits] | The last specialization of incrementable_traits has wrong operand types |
Yes | 3 | |
3620(i) | New | 16.3.3.3.4.1 [character.seq.general] | What are execution character sets and execution wide-character sets (after P2314R4)? | No | 3 | |
3623(i) | New | 24.5.1.1 [reverse.iterators.general] | Uses of std::reverse_iterator with containers should not require manually including <iterator> |
Yes | 3 | |
3624(i) | New | 17.7 [support.rtti] | Inconsistency of <typeinfo> , <initializer_list> , and
<compare> in the standard library |
Yes | 3 | |
3625(i) | New | 19.6.2 [stacktrace.syn] | Should <stacktrace> provide range access function templates? |
Yes | 3 | |
3626(i) | New | 19.6.4.1 [stacktrace.basic.overview] | Is std::basic_stacktrace required to use contiguous storage? |
Yes | 3 | |
3627(i) | New | 22.5.9 [optional.specalg] | Inconsistent specifications for std::make_optional overloads |
Yes | 3 | |
3628(i) | New | 26.11 [specialized.algorithms] | "Effects: Equivalent to:" and uninitialized memory algorithms | No | 3 | |
3630(i) | New | 28.6.7.2 [re.regex.construct] | Inconsistent basic_regex construction and assignment from iterator range |
No | 4 | |
3633(i) | New | 32.5 [atomics] | Atomics are copy constructible and copy assignable from volatile atomics |
Yes | 3 | |
3634(i) | New | 20.4.4 [mem.res.global] | When are static-duration memory_resource objects destroyed? |
No | 3 | |
3637(i) | New | 20.4.2 [mem.res.class] | pmr::memory_resource::do_allocate needs clarification |
No | 3 | |
3638(i) | New | 23.3.12 [vector.bool] | vector<bool>::swap(reference, reference) is useless |
Yes | 3 | |
3640(i) | New | 16.4.4 [utility.requirements] | Clarify which exceptions are propagated | Yes | 3 | |
3641(i) | New | 28.5.1 [format.syn] | Add operator== to format_to_n_result |
Yes | 3 | |
3642(i) | New | 22.10.17.4.3 [func.wrap.move.ctor] | move_only_function assignment operators seem to be defined suboptimal |
Yes | 3 | |
3644(i) | New | 28.5.2.2 [format.string.std] | std::format does not define "integer presentation type" |
Yes | 2 | |
3647(i) | New | 26.11.2 [special.mem.concepts] | nothrow-input-iterator constraints should not mention copying |
Yes | 3 | |
3651(i) | New | 28.5 [format] | Unspecified lifetime guarantees for the format string | No | 3 | |
3653(i) | New | 17.12.2 [coroutine.syn] | <coroutine> is freestanding, but uses std::hash which is not |
No | 3 | |
3658(i) | New | 31.6.3.3.5 [streambuf.pub.put] | basic_streambuf::sputn is both overspecified and underspecified |
Yes | 3 | |
3662(i) | New | 27.4.3.7.2 [string.append] | basic_string::append/assign(NTBS, pos, n) suboptimal |
Yes | 3 | |
3663(i) | New | 27.4.3.3 [string.cons] | basic_string(const T&, const Alloc&) turns moves into copies |
Yes | 3 | |
3665(i) | New | 20.2.9.2 [allocator.traits.types] | Is std::allocator_traits<Alloc>::rebind_alloc SFINAE-friendly? |
No | 3 | |
3666(i) | New | 25.7.14 [range.join] | join_view 's difference type is too small |
No | 2 | |
3668(i) | New | 31.12.11.2 [fs.dir.itr.members] | [recursive_]directory_iterator constructors refer to undefined options |
Yes | 3 | |
3669(i) | New | 4.1.2 [intro.abstract] | std::filesystem operations should be observable behaviour |
No | 3 | |
3674(i) | New | 28.3.3.1.4 [locale.members] | Removal of requirement for locale names for construction of locales not explained | Yes | 2 | |
3675(i) | New | 31.5.2.6 [ios.base.storage] | std::ios_base::iword/pword might be misspecified |
Yes | 4 | |
3678(i) | New | 30.11.5.1 [time.zone.overview] | Constructors of std::chrono::time_zone might be overly unspecified |
No | 4 | |
3679(i) | LEWG | 25.6.6 [range.istream] | Is <ranges> sufficient for istream_view ? |
No | 3 | |
3680(i) | New | 22.10.17.4.3 [func.wrap.move.ctor] | Constructor of move_only_function with empty ref -qualifier is over-constrained |
Yes | 2 | |
3681(i) | New | 20.4.1 [mem.res.syn] | Further considerations on LWG 3679 | No | 4 | |
3682(i) | New | 16.4.4.6.1 [allocator.requirements.general] | A Cpp17Allocator type can't silently ignore an unsupported alignment | No | 3 | |
3684(i) | New | 20.2.10.2 [allocator.members] | std::allocator<T>::allocate_at_least in constant evaluation |
Yes | 3 | |
3685(i) | New | 25.7.16.2 [range.lazy.split.view] | In lazy_split_view , CTAD doesn't work when given an input_range input and a tiny-range pattern |
Yes | 3 | |
3686(i) | New | 25.7.16.3 [range.lazy.split.outer] | In lazy_split_view , comparing a default-constructed outer-iterator or
inner-iterator with std::default_sentinel results in null pointer dereference |
Yes | 3 | |
3688(i) | New | 22.8.4 [expected.bad] | Exception specifications of copy/move member functions of std::bad_expected_access |
No | 2 | |
3689(i) | New | 28.3.4.3.2.3 [facet.num.get.virtuals] | num_get overflow determination unclear and incorrect |
No | 3 | |
3690(i) | New | 16.4.2.2 [contents] | std::make_from_tuple etc. should find all tuple-like std::get overloads |
Yes | 3 | |
3691(i) | New | 23.2.7.1 [associative.reqmts.general] | Replacement of keys in associative containers | Yes | 3 | |
3693(i) | New | 29.7 [c.math] | §[c.math] Can any of float/double/long double overloads be fused into template overloads? |
No | 2 | |
3694(i) | New | 27.2.2 [char.traits.require] | Should traits_type::length be customizable? |
No | 4 | |
3696(i) | New | 31.2.2 [stream.types] | "Basic integral types" should not be used | No | 3 | |
3697(i) | New | 21.3.5.4 [meta.unary.prop] | Preconditions of reference_constructs_from_temporary/reference_converts_from_temporary seem wrong |
Yes | 3 | |
3699(i) | New | 31.12.6.5.11 [fs.path.gen] | lexically_relative on UNC drive paths (\\?\C:\... ) results in a default-constructed value |
No | 3 | |
3706(i) | New | 28.5.6.4 [format.formatter.spec] | How does std::format work with character arrays of unknown bound? |
No | 3 | |
3716(i) | New | 24.3.4.11 [iterator.concept.forward] | §[iterator.concept.forward][forward.iterators] Two different definitions of multi-pass guarantee | No | 3 | |
3722(i) | New | 25.5.7.2 [range.utility.conv.to] | ranges::to reserve s the wrong size |
Yes | 4 | |
3725(i) | New | 24.5.1.6 [reverse.iter.elem] | reverse_iterator::operator-> should not use prev for non-pointer iterators |
Yes | 3 | |
3728(i) | New | 22.4.9 [tuple.rel] | Can't make neither head nor tail of the description of operator<=>(tuple, tuple) |
Yes | 4 | |
3729(i) | New | 25.2 [ranges.syn] | std::tuple_element_t<std::ranges::subrange<I, S, K>> should remove top-level cv-qualifiers |
Yes | 4 | |
3730(i) | New | 25.7.12.2 [range.drop.view] | std::ranges::drop_view may have different size type from its underlying view |
Yes | 3 | |
3731(i) | New | 25.7.25.2 [range.zip.view] | zip_view and adjacent_view are underconstrained |
Yes | 3 | |
3744(i) | New | 31.12.13.6 [fs.op.copy.symlink] | copy_symlink(junction, new_symlink) 's behavior is unclear |
No | 3 | |
3748(i) | New | 24.5.5.6 [common.iter.cmp] | common_iterator and counted_iterator ' operator- are missing cast to return type |
Yes | 3 | |
3758(i) | New | 23.3.11.3 [vector.capacity] | Element-relocating operations of std::vector and std::deque
should conditionally require Cpp17CopyInsertable in their preconditions |
No | 3 | |
3763(i) | New | 25.6.5.3 [range.repeat.iterator] | Should range adaptor iterators only provide iterator_category when its
difference_type is not an integer-class type? |
Yes | 3 | |
3777(i) | Open | 25.7.33.2 [range.cartesian.view] | Common cartesian_product_view produces an invalid range if the first range is input and one of the ranges is empty |
Yes | 2 | |
3783(i) | New | 24.5.5.1 [common.iterator] | views::common may not be a range adaptor object |
Yes | 3 | |
3793(i) | New | 26.6.5 [alg.foreach] | Requirements for some algorithms' Size template parameters are unclear |
No | 3 | |
3794(i) | New | 31.12.6.6 [fs.path.itr] | std::filesystem::path::iterator::reference should be allowed to be std::filesystem::path |
Yes | 3 | |
3797(i) | New | 25.7.23.2 [range.elements.view] | elements_view insufficiently constrained |
Yes | 2 | |
3799(i) | New | 17.14.7 [support.c.headers.other] | Should <math.h> provide 3-argument ::hypot overloads? |
No | 3 | |
3802(i) | New | 23.6.8 [flat.map] | flat_foo allocator-extended constructors lack move semantics |
No | 2 | |
3804(i) | New | 23.6.8 [flat.map] | flat_foo missing some allocator-extended deduction guides |
No | 2 | |
3805(i) | New | 22.10 [function.objects] | Expression evaluating to a call wrapper is a prvalue, not an object | No | 4 | |
3812(i) | New | 6.1.2.6 [fund.ts.v3::propagate_const.const_observers] | [fund.ts.v3] Incorrect constraint on propagate_const conversion function |
Yes | 3 | |
3813(i) | New | 23.7.2.2.1 [span.overview] | std::span<volatile T, E> is made ill-formed by P2278R4 when T is a normal class type |
No | 2 | |
3829(i) | New | 25.7.7.2 [range.as.rvalue.view] | as_rvalue_view::end should improve non-common case |
Yes | 3 | |
3830(i) | New | 25.7.21.2 [range.reverse.view] | reverse_view should not cache when ranges::next has constant time complexity |
Yes | 3 | |
3831(i) | New | 30.12 [time.format] | Two-digit formatting of negative year is ambiguous |
Yes | 3 | |
3832(i) | New | 25.7.23.3 [range.elements.iterator] | Missing change for element_view::iterator in LWG 3798 |
Yes | 3 | |
3835(i) | New | 28.6.1 [re.general] | Requirements for CharT in the regex library |
No | 4 | |
3837(i) | New | 27.4.4.5 [string.erasure] | std::erase_if overloads for non-associative containers should move (and
not copy) their predicate object |
Yes | 3 | |
3838(i) | New | 24.3.2.1 [incrementable.traits] | The last specialization of incrementable_traits is under-constrained |
Yes | 3 | |
3840(i) | Open | D.21 [depr.fs.path.factory] | filesystem::u8path should be undeprecated |
Yes | 3 | |
3844(i) | Open | 30.12 [time.format] | Non-numeric formats for negative durations | Yes | 3 | |
3845(i) | New | 25.5.7.2 [range.utility.conv.to] | ranges::to 's from_range_t tag branch has the wrong constraint |
Yes | 4 | |
3846(i) | New | 25.6.4.3 [range.iota.iterator] | iota_view::iterator::operator- is overconstrained |
Yes | 3 | |
3852(i) | New | 25.7.15.3 [range.join.with.iterator] | join_with_view::iterator 's iter_move and iter_swap should be conditionally noexcept |
Yes | 3 | |
3854(i) | New | 16.4.6.13 [res.on.exception.handling] | §[res.on.exception.handling]/3 should not be applied to all standard library types | No | 3 | |
3855(i) | New | 25.7.16.2 [range.lazy.split.view] | tiny-range is not quite right |
Yes | 4 | |
3856(i) | New | 30.12 [time.format] | Unclear which conversion specifiers are valid for each chrono type | Yes | 3 | |
3863(i) | New | 24.5.3.2 [const.iterators.alias] | Is input_iterator guaranteed to have iter_const_reference_t ? |
No | 2 | |
3864(i) | New | 25.7.25 [range.zip] | zip over range of reference to an abstract type |
No | 4 | |
3868(i) | LEWG | 26.7.5 [alg.replace] | Constrained algorithms should not require output_iterator |
Yes | 4 | |
3873(i) | New | 25.7.15.2 [range.join.with.view] | join_with_view 's const begin is underconstrained |
No | 3 | |
3882(i) | New | 22.4.9 [tuple.rel] | tuple relational operators have confused friendships |
Yes | 3 | |
3883(i) | New | 17.14.7 [support.c.headers.other] | §[support.c.headers.other] Ambiguity in the requirements for includes | Yes | 4 | |
3888(i) | New | 26.11.8 [specialized.construct] | Most ranges uninitialized memory algorithms are underconstrained | Yes | 3 | |
3889(i) | New | 26.11.9 [specialized.destroy] | std::(ranges::)destroy_at should destroy array elements in the decreasing index order |
Yes | 3 | |
3890(i) | New | 24.3.4.4 [iterator.concept.winc] | ABI issue for integer-class types | Yes | 3 | |
3891(i) | New | 22.8.6.1 [expected.object.general] | LWG 3870 breaks std::expected<cv T, E> |
Yes | 2 | |
3895(i) | New | 18.3 [concepts.syn] | Various relation concepts are missing default values of the second template parameters | Yes | 3 | |
3896(i) | New | 25.4.5 [range.refinements] | The definition of viewable_range is not quite right |
Yes | 4 | |
3898(i) | New | 32.9.3.3 [thread.barrier.class] | Possibly unintended preconditions for completion functions of std::barrier |
Yes | 3 | |
3902(i) | New | 22.2.6 [declval] | Return type of std::declval<cv void> should be (cv-unqualified) void |
Yes | 4 | |
3906(i) | New | 32.5.8.5 [atomics.types.pointer] | "Undefined address" is undefined | No | 3 | |
3907(i) | New | 25.6 [range.factories] | Can iterator types of range adaptors and range factories be SCARY? | No | 3 | |
3910(i) | New | 31.4.2 [iostream.objects.overview] | The effects of including <iostream> on initialization are not yet precisely specified |
Yes | 4 | |
3911(i) | New | 20.3.1.3.5 [unique.ptr.single.observers] | unique_ptr 's operator* is missing a mandate |
Yes | 3 | |
3916(i) | New | 20.2.10 [default.allocator] | allocator , polymorphic_allocator , and containers should forbid cv-qualified types |
No | 3 | |
3917(i) | New | 20.2.10 [default.allocator] | Validity of allocator<void> and possibly polymorphic_allocator<void> should be clarified |
Yes | 3 | |
3920(i) | New | 16.4.5.3.4 [extern.names] | Bad footnotes claiming external linkage for entities defined as macros | No | 3 | |
3921(i) | New | 30.12 [time.format] | Is std::chrono::duration<std::int64_t, std::ratio<INT64_MAX - 1, INT64_MAX>>{40}
required to be correctly formatted? |
No | 3 | |
3922(i) | New | 17.3.5.1 [numeric.limits.general] | It's unclear whether numeric_limits can be specialized by users |
Yes | 3 | |
3923(i) | New | 17.3.5.1 [numeric.limits.general] | The specification of numeric_limits doesn't clearly distinguish between implementation requirements
and user requirements |
Yes | 3 | |
3924(i) | New | 32.3.1 [thread.stoptoken.intro] | Stop token data race avoidance requirements unclear | Yes | 3 | |
3926(i) | New | 16.4.5.2.1 [namespace.std] | Which namespace std is the mentioned one? |
Yes | 4 | |
3928(i) | New | 16.4.5.2.2 [namespace.posix] | Non-top-level namespace posix shouldn't be reserved |
Yes | 3 | |
3929(i) | New | 21.3.5.4 [meta.unary.prop] | Preconditions for type traits should be Mandates | Yes | 3 | |
3931(i) | New | 17.3.2 [version.syn] | Too many paper bump __cpp_lib_ranges |
Yes | 3 | |
3932(i) | New | 17.11.6 [cmp.alg] | Expression-equivalence is sometimes unimplementable when passing prvalue expressions to comparison CPOs | No | 3 | |
3933(i) | New | 29.4.3 [complex] | P1467R9 accidentally changed the signatures of certain constructors of std::complex |
Yes | 4 | |
3934(i) | New | 29.4.3 [complex] | std::complex<T>::operator=(const T&) has no specification |
Yes | 3 | |
3937(i) | New | 31.7.7 [std.manip] | I/O manipulators should be specified in terms of base classes | No | 3 | |
3939(i) | New | 28.5.2.2 [format.string.std] | §[format.string.std] char is not formatted as a character when charT is wchar_t |
No | 3 | |
3941(i) | SG1 | 32.5.4 [atomics.order] | §[atomics.order] inadvertently prohibits widespread implementation techniques | No | 3 | |
3942(i) | New | 27.2.4 [char.traits.specializations] | Inconsistent use of const char_type& in standard specializations of std::char_traits |
Yes | 3 | |
3943(i) | New | 28.5.6.3 [format.formattable] | Clarify lifetime requirements of BasicFormatter and Formatter | Yes | 3 | |
3945(i) | New | 17.13.2 [cstdarg.syn] | §[cstdarg.syn] 'Compatible types' are undefined | No | 3 | |
3952(i) | New | 24.2 [iterator.synopsis] | iter_common_reference_t does not conform to the definition of indirectly_readable |
Yes | 3 | |
3954(i) | New | 17.14.1 [support.c.headers.general] | Feature-test macros in C headers (<stddef.h> etc.) |
No | 3 | |
3955(i) | New | 25.6.5.2 [range.repeat.view] | Add noexcept to several repeat_view[::iterator] member functions |
Yes | 3 | |
3959(i) | New | 23.6.8 [flat.map] | Should the comparator of std::flat_map /std::flat_multimap be copied twice in some operations? |
No | ||
3960(i) | New | 30.13 [time.parse] | How does chrono::parse handle duplicated data? |
Yes | 3 | |
3961(i) | New | 30.13 [time.parse] | Does chrono::parse check format strings? |
Yes | 3 | |
3962(i) | New | 30.13 [time.parse] | What is the "decimal precision of the input"? | Yes | 3 | |
3963(i) | New | 23.6.8.2 [flat.map.defn] | Different std::flat_map /std::flat_multimap specializations should be able to share same nested classes |
Yes | 3 | |
3964(i) | New | 29.6.3.3 [valarray.transcend] | std::atan2 and std::pow overloads that take two std::valarray parameters
should require the arguments to have the same length |
Yes | 4 | |
3966(i) | New | 23.6.8.1 [flat.map.overview] | The value_type and reference members of std::flat_(multi)map::(const_)iterator are unclear |
No | 3 | |
3967(i) | New | 21.3.5.4 [meta.unary.prop] | The specification for std::is_nothrow_* traits may be ambiguous in some cases involving noexcept(false) |
No | ||
3968(i) | New | 22.11.8 [bit.endian] | std::endian::native value should be more specific about object representations |
Yes | 4 | |
3969(i) | New | 26.6.18 [alg.fold] | std::ranges::fold_left_first_with_iter should be more ADL-proof |
Yes | 3 | |
3972(i) | New | 25.7.15.3 [range.join.with.iterator] | Issues with join_with_view::iterator 's iter_swap |
No | 2 | |
3976(i) | New | 23.2.2.5 [container.alloc.reqmts] | What does it mean for a type to be "allocator aware"? | No | ||
3977(i) | New | 16.3.3.3.3 [bitmask.types] | constexpr and noexcept for operators for bitmask types |
Yes | 3 | |
3979(i) | New | 22.10.13 [func.not.fn] | Should we reject std::bind_front<42>() and its friends? |
Yes | 4 | |
3983(i) | New | 25.5.7.3 [range.utility.conv.adaptors] | ranges::to adaptors are underconstrained |
Yes | 3 | |
3985(i) | New | 25.5.7.2 [range.utility.conv.to] | ranges::to should Mandates C not to be view |
Yes | 3 | |
3986(i) | New | 24.5.3 [const.iterators] | basic_const_iterator doesn't work with optional |
No | 3 | |
3988(i) | Open | 24.5.3 [const.iterators] | Should as_const_view and basic_const_iterator provide base() ? |
Yes | 3 | |
3989(i) | New | 27.3 [string.view] | The whole range for an iterator obtained from a std::span or std::basic_string_view is not clear |
No | 3 | |
3991(i) | New | 22.6.3.4 [variant.assign] | variant 's move assignment should not be guaranteed to produce a valueless by exception state |
Yes | 3 | |
3992(i) | New | 31.8.2.4 [stringbuf.members] | basic_stringbuf::str()&& should enforce 𝒪(1) |
Yes | ||
3993(i) | New | 28.5.6.1 [formatter.requirements] | The parse function of a BasicFormatter type needs to be constexpr |
Yes | 3 | |
3994(i) | New | 25.7.2 [range.adaptor.object] | adaptor(args...)(r) is not equivalent to std::bind_back(adaptor, args...)(r) |
No | 4 | |
3995(i) | New | 23.7.3 [views.multidim] | Issue with custom index conversion in <mdspan> |
No | 3 | |
3997(i) | New | 28.5.1 [format.syn] | std::formatter specializations should be consistently restricted to supported character types |
No | 4 | |
3998(i) | New | 28.6.4 [re.const] | Constants in std::regex_constants should be allowed to be enumerators |
No | 3 | |
3999(i) | New | 32.5.4 [atomics.order] | P0439R0 changed the value category of memory order constants | Yes | 4 | |
4000(i) | New | 23.6.8.7 [flat.map.modifiers] | flat_map::insert_range 's Effects is not quite right |
Yes | 3 | |
4002(i) | New | 25.6.4.3 [range.iota.iterator] | The definition of iota_view::iterator::iterator_concept should be improved |
Yes | 3 | |
4004(i) | SG1 | 32.5.4 [atomics.order] | The load and store operation in §[atomics.order] p1 is ambiguous | No | 3 | |
4005(i) | New | 3.47 [defns.required.behavior] | "Required behavior" too narrowly defined | No | 2 | |
4007(i) | New | 22.10.4 [func.require] | Mystic prohibition of calling a volatile -qualified perfect forwarding call wrapper |
Yes | 3 | |
4008(i) | New | 25.5.7.2 [range.utility.conv.to] | §[range.utility.conv.to] ranges::to may cause infinite recursion if range_value_t<C>
is a non-move-constructible range |
Yes | 3 | |
4009(i) | New | 25.7.12.2 [range.drop.view] | drop_view::begin const may have 𝒪(n) complexity |
Yes | ||
4010(i) | New | 25.5.4.3 [range.subrange.access] | subrange::advance should be improved |
Yes | 3 | |
4015(i) | Open | 22.5.3.8 [optional.monadic] | LWG 3973 broke const overloads of std::optional monadic operations |
Yes | 1 | |
4017(i) | New | 25.7.17.3 [range.split.iterator] | Behavior of std::views::split on an empty range |
Yes | 3 | |
4018(i) | New | 25.5.7.2 [range.utility.conv.to] | ranges::to 's copy branch is underconstrained |
Yes | 3 | |
4019(i) | SG9 | 25.7.21 [range.reverse] | Reversing an infinite range leads to an infinite loop | No | 3 | |
4020(i) | New | 23.7.3.3.2 [mdspan.extents.expo] | extents::index-cast weirdness |
Yes | ||
4021(i) | New | 23.7.3.6.1 [mdspan.mdspan.overview] | mdspan::is_always_meow() should be noexcept |
Yes | ||
4022(i) | New | 30.12 [time.format] | Ambiguity in the formatting of negative years with format specifier %C |
Yes | ||
4026(i) | New | 22.8.6.4 [expected.object.assign] | Assignment operators of std::expected should propagate triviality |
Yes | 2 | |
4028(i) | New | 21.3.7 [meta.rel] | std::is_(nothrow_)convertible should be reworded to avoid dependence on the return statement |
Yes | ||
4029(i) | New | 27.4.3.1 [basic.string.general] | basic_string accidentally fails to meet the reversible container requirements |
Yes | 3 | |
4032(i) | New | 20.3.2.2.2 [util.smartptr.shared.const] | Possibly invalid types in the constraints of constructors of std::shared_ptr |
Yes | 4 | |
4033(i) | New | 16.4.5.3.3 [macro.names] | §[macro.names] defining macros after importing the standard library | Yes | 3 | |
4034(i) | New | 26.8.9 [alg.min.max] | Clarify specification of std::min and std::max |
Yes | 4 | |
4039(i) | New | 31.7.6.3.5 [ostream.formatted.print] | §[ostream.formatted.print]: Inappropriate usage of badbit in definition of
vprint_unicode /vprint_nonunicode |
Yes | ||
4040(i) | New | 22.4.7 [tuple.helper] | Contradictory specification of std::tuple_size |
No | 3 | |
4041(i) | New | 18.4.9 [concept.swappable] | The requirements on literal type in [concept.swappable] should be removed | Yes | 4 | |
4042(i) | LEWG | 31.7.10 [print.fun] | std::print should permit an efficient implementation |
Yes | 3 | |
4046(i) | New | 23.2.7.2 [associative.reqmts.except] | Effects of inserting into or erasing from flat container adaptors when an exception is thrown need to be more permissive | No | 2 | |
4047(i) | New | 16.4.5.2.1 [namespace.std] | Explicitly specifying template arguments for std::swap should not be supported |
No | 4 | |
4048(i) | New | 23.6.11 [flat.set] | Inconsistent preconditions for transparent insertion of std::flat_map/std::flat_set |
Yes | 2 | |
4049(i) | New | 16.4.2 [organization] | C <foo.h> headers not in freestanding |
Yes | 3 | |
4050(i) | New | 25.7.10.1 [range.take.overview] | Should views::iota(0) | views::take(5) be views::iota(0, 5) ? |
Yes | ||
4051(i) | New | 17.11.2 [cmp.categories] | A less hacky and more useful way to compare comparison category types | Yes | ||
4052(i) | New | 29.5.9.6.2 [rand.dist.samp.pconst] | Bogus requirements for piecewise_linear_distribution |
No | 4 | |
4055(i) | New | 24.4.3 [iterator.operations] | §[iterator.operations] std::distance is missing a precondition |
Yes | 4 | |
4057(i) | New | 25.8.6 [coro.generator.iterator] | generator::iterator 's operator* is not noexcept when it can be |
Yes | 3 | |
4058(i) | New | 20.2.4 [pointer.conversion] | std::to_address() should be SFINAE-friendly |
Yes | ||
4059(i) | New | 25.7.15.3 [range.join.with.iterator] | Leaky abstraction in join_with_view 's iterator |
Yes | 3 | |
4062(i) | New | 25.3.12 [range.prim.empty] | ranges::empty has no semantic requirements for forward_range s |
No | ||
4063(i) | New | 27.2.4.2 [char.traits.specializations.char] | Freestanding std::char_traits<char>::eof depends on non-freestanding EOF |
No | 2 | |
4065(i) | New | 16.4.4.6.1 [allocator.requirements.general] | Requirements for fancy pointers might be insufficient for self-referential implementation of containers | Yes | 3 | |
4066(i) | New | 25.5.7.2 [range.utility.conv.to] | ranges::to should reserve when sized_sentinel_for is satisfied |
Yes | ||
4067(i) | New | 30.11.7.2 [time.zone.zonedtime.ctor] | Inconsistency and potential infinity meta-recursion in std::chrono::zoned_time 's constructors |
Yes | 3 | |
4068(i) | New | 16.4.5.11 [res.on.requirements] | Terminology for objects whose types model a concept | No | ||
4069(i) | Open | 32.5.8 [atomics.types.generic] | std::atomic<volatile T> should be ill-formed |
No | 2 | |
4070(i) | SG16 | 31.12.6.9.2 [fs.path.fmtr.funcs] | Transcoding by std::formatter<std::filesystem::path> |
Yes | 2 | |
4073(i) | New | 25.7.18.2 [range.concat.view] | concat_view::size may overflow |
No | 4 | |
4075(i) | SG1 | 16.4.4 [utility.requirements] | Thread stability requirement on constructors and destructors | No | 3 | |
4077(i) | New | 26.12.2 [alg.rand.generate] | Unclear preconditions of std::ranges::generate_random |
No | 2 | |
4078(i) | New | 28.5.5 [format.functions] | What if arguments alias the output buffer in std::format_to ? |
No | ||
4080(i) | New | 24.3.2 [iterator.assoc.types] | Presumed value and difference types of an iterator type in ranges and non-ranges algorithms | No | 3 | |
4081(i) | New | 25.7.18.3 [range.concat.iterator] | concat_view::iterator::operator- is overconstrained |
Yes | 3 | |
4087(i) | SG16 | 17.9.3 [exception] | Standard exception messages have unspecified encoding | Yes | 3 | |
4089(i) | New | 25.7.18.3 [range.concat.iterator] | concat_view::iterator 's iter_swap is overconstrained |
Yes | 3 | |
4090(i) | SG16 | 28.5.2.2 [format.string.std] | Underspecified use of locale facets for locale-dependent std::format |
No | 3 | |
4091(i) | New | 25.7.18.2 [range.concat.view] | concat_view rejects non-movable references |
Yes | 4 | |
4092(i) | New | 24.5.5.1 [common.iterator] | The monotonic version of common_iterator::operator== is underconstrained |
Yes | 3 | |
4093(i) | New | 26.6.18 [alg.fold] | ranges::fold_left_first_with_iter incorrectly constructs optional<U> |
Yes | 3 | |
4094(i) | New | 26.6.18 [alg.fold] | ranges::fold_meow is overconstrained |
Yes | 3 | |
4097(i) | LEWG | 25.7.21.1 [range.reverse.overview] | views::reverse should be specialized for some view types |
Yes | 3 | |
4099(i) | New | 25.7.7.1 [range.as.rvalue.overview] | The simple case of views::as_rvalue and views::common are not strictly correct |
Yes | 4 | |
4100(i) | New | 16.4.6.4 [global.functions] | Default arguments and signatures of standard library non-member functions | Yes | 3 | |
4101(i) | New | 31.7.6.3.2 [ostream.inserters.arithmetic] | LWG 117 loses the sign for negative NaN on some architectures | Yes | 3 | |
4102(i) | New | 27.3.3.2 [string.view.cons] | string_view(Iter, Iter) constructor breaks existing code |
No | 2 | |
4103(i) | New | 26.7.9 [alg.unique] | ranges::unique_copy 's constraints for the case where result is an
input_iterator are not quite right |
Yes | 3 | |
4104(i) | New | 24.5.3 [const.iterators] | basic_const_iterator<volatile int*> is not a contiguous_iterator |
No | 4 | |
4107(i) | New | 28.5.7.4 [format.range.fmtmap] | Map formatter may conflict with user-defined specializations of pair /tuple formatters |
Yes | ||
4108(i) | SG9 | 25.7.16.2 [range.lazy.split.view] | lazy_split_view should be sized_range when pattern is empty tiny-range |
Yes | 4 | |
4109(i) | New | 29.5.3.1 [rand.req.genl] | Instantiating templates in §[rand] with int8_t /uint8_t is undefined behavior |
Yes | ||
4110(i) | New | 20.3.2.2.2 [util.smartptr.shared.const] | shared_ptr(nullptr_t, Deleter) is overconstrained, breaking some sensible deleters |
Yes | ||
4111(i) | New | 26.8.4 [alg.binary.search] | LWG 270 and ranges version of binary search algorithms | No | 3 | |
4114(i) | New | 25.7.23.3 [range.elements.iterator] | elements_view::iterator::operator* missing conditional noexcept specification |
Yes | 3 | |
4115(i) | New | 24.5.4.6 [move.iter.elem] | move_iterator::operator* should have conditional noexcept specification |
Yes | 4 | |
4116(i) | New | 25.7.24.3 [range.enumerate.iterator] | enumerate_view::iterator and cartesian_product_view::iterator should not
always provide iterator_category |
Yes | ||
4117(i) | New | 25.8.6 [coro.generator.iterator] | generator::iterator should provide iterator_concept |
Yes | 4 | |
4118(i) | New | 30.12 [time.format] | How should duration formatters format custom rep types? |
Yes | 3 | |
4120(i) | New | 24.5.4.2 [move.iterator] | move_iterator should provide iterator_category only when it models
forward_iterator |
Yes | 3 | |
4121(i) | New | 25.5.7.1 [range.utility.conv.general] | ranges::to constructs associative containers via c.emplace(c.end(), *it) |
Yes | 2 | |
4122(i) | New | 23.3.14.1 [inplace.vector.overview] | Ill-formed operator<=> can cause hard error when instantiating std::inplace_vector |
Yes | 2 | |
4123(i) | New | 23.3.5.4 [deque.modifiers] | Container effects use "the assignment operator or move assignment operator" | Yes | 3 | |
4125(i) | New | 24.5.4.2 [move.iterator] | move_iterator 's default constructor should be constrained |
Yes | 3 | |
4127(i) | New | 22.10.18.3 [func.search.bm] | The Standard Library should not use predicates of the form pred(*i) != false |
Yes | 3 | |
4128(i) | New | 16.4.4.6.1 [allocator.requirements.general] | Allocator requirements should not allow rebinding conversions to be explicit | Yes | 3 | |
4129(i) | New | 16.4.6.10 [res.on.data.races] | Possibly incorrect wording for data race avoidance | Yes | ||
4130(i) | Open | 17.6.5 [ptr.launder] | Preconditions for std::launder might be overly strict |
Yes | 3 | |
4131(i) | New | 24.7 [iterator.range] | Including <optional> doesn't provide std::begin/end |
Yes | 3 | |
4132(i) | New | 23.2.7.1 [associative.reqmts.general] | Throws specifications need to include boolean-testable operations |
Yes | 3 | |
4133(i) | New | 33.12.1 [exec.as.awaitable] | awaitable-receiver 's members are potentially throwing |
No | 1 | |
4136(i) | New | 29.9.3 [linalg.general] | Specify behavior of [linalg] Hermitian algorithms on diagonal with nonzero imaginary part | Yes | ||
4137(i) | New | 29.9.14 [linalg.algs.blas2] | Fix Mandates, Preconditions, and Complexity elements of [linalg] algorithms | Yes | ||
4138(i) | New | 21.3.11 [meta.const.eval] | is_within_lifetime should mandate is_object |
Yes | ||
4139(i) | New | 30.11.8 [time.zone.leap] | §[time.zone.leap] recursive constraint in <=> |
No | 3 | |
4143(i) | New | 33.7.2 [exec.set.value] | execution::set_value/set_error/set_stopped/start should always return void |
Yes | 2 | |
4145(i) | New | 16.4.6.10 [res.on.data.races] | Unclear how [res.on.data.races] apply to templated functions | No | 3 | |
4146(i) | New | 28.5.6.4 [format.formatter.spec] | §[format.formatter.spec]/3 unconditionally enables nonlocking for container adaptors | Yes | ||
4149(i) | New | 16.4.5.3.3 [macro.names] | User defined macros without standard headers (294 redux) | Yes | ||
4150(i) | New | 33.11.1.4 [exec.run.loop.members] | The preconditions on run_loop::run() are too strict |
Yes | ||
4151(i) | New | 23.3.14.5 [inplace.vector.modifiers] | Precondition of inplace_vector::swap |
Yes | 2 | |
4152(i) | New | 27.2.2 [char.traits.require] | The primary template of std::char_traits is totally underspecified |
Yes | ||
4155(i) | New | 16.4.4.4 [nullablepointer.requirements] | Cpp17NullablePointer should require that some expression can be contextually converted to bool | Yes | 3 | |
4156(i) | New | 19.5.3.2 [syserr.errcat.virtuals] | error_category messages have unspecified encoding |
Yes | ||
4158(i) | New | 32.10.10.2 [futures.task.members] | packaged_task::operator= should abandon its shared state |
Yes | 3 | |
4159(i) | New | 23.2.5 [container.node] | Uses-allocator construction mechanisms should be opted out for node handles | Yes | 3 | |
4160(i) | New | 32.10.10.1 [futures.task.general] | packaged_task should reject rvalue reference return types |
Yes | ||
4161(i) | New | 29.4 [complex.numbers] | Some free functions don't automatically work for program-defined std::complex<NonFloatingPoint> |
No | ||
4162(i) | New | 26.8.3 [alg.nth.element] | Worst time complexity of non-parallel versions of nth_element is underspecified |
Yes | 3 | |
4163(i) | New | 28.3.4.3.2.3 [facet.num.get.virtuals] | Can the overload of std::num_get::do_get for bool call the overload for long ? |
No | ||
4165(i) | New | 18.4.9 [concept.swappable] | Should swapping a built-in array or std::array with itself result in UB? |
No | ||
4166(i) | New | 25.7.18.2 [range.concat.view] | concat_view::end() should be more constrained in order to support noncopyable iterators |
Yes | ||
4167(i) | New | 26.8.9 [alg.min.max] | Use of "smaller" and "larger" in min ,
max , and minmax is unclear |
Yes | ||
4168(i) | New | 20.2.6 [obj.lifetime] | std::start_lifetime_as inadvertently has undefined behavior due to use of std::bit_cast |
Yes | ||
4171(i) | New | 24.3.6.3 [indirectcallable.indirectinvocable] | P2609R3 breaks code that uses views::zip and get<T> |
No | ||
4172(i) | New | 32.6.5.4.2 [thread.lock.unique.cons] | unique_lock self-move-assignment is broken | Yes | ||
4173(i) | New | 23 [containers] | Better term for "references, pointers and iterators to elements" | No | ||
4174(i) | New | 32.5.4 [atomics.order] | How does [atomics.order] p3 apply when then modification is an initialization? | No | ||
4175(i) | New | 33.5.2 [exec.get.allocator] | get_env() specified in terms of as_const() but this doesn't work with rvalue senders |
Yes | ||
4176(i) | New | 23 [containers] | Refer back to container requirements when extending them | No | ||
4177(i) | New | 32.5.4 [atomics.order] | §[atomics.order] p8 "circularly depend on their own computation" is unclear for loop | No | ||
4179(i) | New | 26.6.15 [alg.search] | Wrong range in [alg.search] | Yes | ||
4180(i) | New | 23.6.12.5 [flat.multiset.modifiers] | Inconsistent constraints on flat_foo::emplace |
Yes | ||
4181(i) | New | 24.7 [iterator.range] | Some ranges have negative ssize |
No | ||
4182(i) | New | 17.2.3 [support.types.nullptr] | Definition of NULL is too broad |
Yes | ||
4183(i) | New | 25.5.4.1 [range.subrange.general] | subrange should provide data() |
Yes | ||
4184(i) | New | 25.3 [range.access] | Domain of ranges::cmeow doesn't match ranges::meow |
No | ||
4185(i) | New | 29.9.7 [linalg.helpers] | Ill-formed, no diagnostic required on runtime behavior | No | ||
4186(i) | New | 28.6.6 [re.traits] | regex_traits::transform_primary mistakenly detects typeid of a function |
Yes | ||
4187(i) | New | 22.9.2 [template.bitset] | bitset::reference should be const-assignable |
Yes |