P3309R3 `constexpr` `atomic` And `atomic_ref`
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cxx26
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Description
WG21-P3309R3 constexpr atomic And atomic_ref
Feature-test macro:
#define __cpp_lib_constexpr_atomic 202411L
Note: We are not yet accepting PRs for C++26 features.
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reading WG21-P3309R3 and the existing atomic and atomic_ref implementation and tests. Confirm the required feature-test macro and check the project's C++26 acceptance guidance before proceeding; the issue notes that PRs for C++26 features are not yet accepted.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- compilers
- Issue type
- Feature
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 20/100