Tokyo 2024

March 2024 plenary · adopted into C++26
26papers adopted
19features touched
← Kona 2023St. Louis 2024 →

Deprecations & removals

3 papers
P2867R2Remove Deprecated strstreams From C++26C++26P2869R4Remove Deprecated shared_ptr Atomic Access APIs from C++26C++26P2872R3Remove wstring_convert From C++26C++26

Formatting improvements (C++26/29)

3 papers
P2845R8Formatting of std::filesystem::pathC++26P3107R5Permit an efficient implementation of std::printC++26P3142R0Printing Blank Lines with printlnC++26

Core & Library issue resolutions

2 papers
P3180R0C++ Standard Library Ready Issues to be moved in Tokyo, Mar. 2024C++26P3196R0Core Language Working Group "ready" Issues for the March, 2024 meetingC++26

Initialization & value categories

2 papers
P2748R5Disallow Binding a Returned Glvalue to a TemporaryC++26P3106R1Clarifying rules for brace elision in aggregate initializationC++26

mdspan

2 papers
P2642R6Padded mdspan layoutsC++26P3029R1Better mdspan's CTADC++26

Atomics & memory model

1 paper
P0493R5Atomic minimum/maximumC++26

Debugging support

1 paper
P2810R4is_debugger_present is_replaceableC++26

Erroneous behaviour & observable checkpoints

1 paper
P2795R5Erroneous behaviour for uninitialized readsC++26

Iterators & algorithms (misc)

1 paper
P2248R8Enabling list-initialization for algorithmsC++26

Modules fixes

1 paper
P3034R1Module Declarations Shouldn’t be MacrosC++26

Random numbers

1 paper
P1068R11Vector API for random number generationC++26

Ranges (C++26)

1 paper
P2542R8views::concatC++26

Small language features (C++26)

1 paper
P2573R2= delete("should have a reason");C++26

Smart pointers & allocators

1 paper
P2875R4Undeprecate polymorphic_allocator::destroy for C++26C++26

Strings & string_view

1 paper
P2591R5Concatenation of strings and string viewsC++26

Structured bindings

1 paper
P0609R3Attributes for Structured BindingsC++26

Templates & concepts (core)

1 paper
P2893R3Variadic friendsC++26

UB reduction & UB/IFNDR annexes

1 paper
P2809R3Trivial infinite loops are not Undefined BehaviorC++26

Utilities & type traits

1 paper
P2944R3Comparisons for reference_wrapperC++26