P2821R5 `span::at()`
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cxx26
- Dominant language
- C++
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Description
WG21-P2821R5 span::at()
INCREASED feature-test macro; note that WG21-P2833R2 #4177 is intentionally simultaneously updating this value:
#define __cpp_lib_span 202311L
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 locating the implementation of the __cpp_lib_span feature-test macro and review issue #4177, which is intentionally updating the same value. Done would mean coordinating the value as specified, but the issue states that pull requests for C++26 features are not yet being accepted.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- tooling
- Issue type
- Feature
- Difficulty
- 1/5
- Estimated time
- Under an hour
- Activity status
- Active
- Clarity
- Clearly specified
- Newbie friendliness
- 25/100