Compiler support for C++26
From cppreference.com
< cpp | compiler support
C++26 core language features
| C++26 feature |
Paper(s) |
GCC |
Clang |
MSVC |
Apple Clang |
EDG eccp |
Intel C++ |
IBM XLC++ |
Sun/Oracle C++ |
Embarcadero C++ Builder |
Cray |
Nvidia HPC C++ (ex Portland Group/PGI) |
Nvidia nvcc |
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DR: Removing undefined behavior from lexing | P2621R2 | Yes | 3.3 | |||||||||||
| DR: Making non-encodable string literals ill-formed | P1854R4 | 14 | ||||||||||||
| Unevaluated strings | P2361R6 | 17 (partial)* | ||||||||||||
Adding @, $, and ` to the basic character set
|
P2558R2 | Yes | ||||||||||||
| constexpr cast from void* | P2738R1 | 14 | 17 | |||||||||||
| DR: On the ignorability of standard attributes | P2552R2 | |||||||||||||
| DR: Static storage for braced initializers | P2752R2 | 14 | ||||||||||||
| User-generated static_assert messages | P2741R2 | 17 | ||||||||||||
| Placeholder variables with no name | P2169R4 | 18 | ||||||||||||
| C++26 feature |
Paper(s) |
GCC |
Clang |
MSVC |
Apple Clang |
EDG eccp |
Intel C++ |
IBM XLC++ |
Sun/Oracle C++ |
Embarcadero C++ Builder |
Cray |
Nvidia HPC C++ (ex Portland Group/PGI) |
Nvidia nvcc |
C++26 library features
| C++26 feature |
Paper(s) |
GCC libstdc++ |
Clang libc++ |
MSVC STL |
Apple Clang |
Sun/Oracle C++ Standard Library |
Embarcadero C++ Builder Standard Library |
|
|---|---|---|---|---|---|---|---|---|
| Testing for success or failure of <charconv> functions | P2497R0 | |||||||
| std::text_encoding: text encodings identification | P1885R12 | |||||||
| Arithmetic overloads of std::to_string and std::to_wstring use std::format | P2587R3 | |||||||
| Type checking format args | P2757R3 | |||||||
| Formatting pointers | P2510R3 | 14 | 17 | |||||
| Hashing support for std::chrono value classes | P2592R3 | |||||||
| Read-copy update (RCU) | P2545R4 | |||||||
| Hazard pointers | P2530R3 | |||||||
| ADL-proof std::projected | P2538R1 | 14 | 19.38* | |||||
| constexpr stable sorting | P2562R1 | |||||||
Member visit
|
P2637R3 | |||||||
| std::is_within_lifetime in constant evaluation | P2641R4 | |||||||
| Extending associative containers with the remaining heterogeneous overloads | P2363R5 | |||||||
| Enabling the use of std::weak_ptr as keys in unordered associative containers | P1901R2 | |||||||
| Native handles in file streams | P1759R6 | |||||||
| Interfacing string streams with std::string_view | P2495R3 | |||||||
| Interfacing std::bitset with std::string_view | P2697R1 | |||||||
| More constexpr for <cmath> and <complex> | P1383R2 | 4.6 (partial)* | ||||||
| Adding the new 2022 SI prefixes on ratios: std::quecto, std::ronto, std::ronna, and std::quetta | P2734R0 | 17 | ||||||
| std::function_ref: type-erased callable reference | P0792R14 | |||||||
| std::copyable_function | P2548R6 | |||||||
| std::bind_front, std::bind_back, and std::not_fn to NTTP callables | P2714R1 | |||||||
| std::submdspan() | P2630R4 | |||||||
| Freestanding Language: Optional ::operator new | P2013R5 | N/A | ||||||
| C++26 feature |
Paper(s) |
GCC libstdc++ |
Clang libc++ |
MSVC STL |
Apple Clang |
Sun/Oracle C++ Standard Library |
Embarcadero C++ Builder Standard Library |