P0009: Verify support for degenerate subspans
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- HTML
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- 29
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Description
If we permit a slice argument make_pair(k,k), then the resulting subspan is degenerate. Do we want to allow those? If so, we need to make sure all the language allows them.
@crtrott @dsunder @dhollman
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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
No files, tests, or entry points are named. Start by reading the P0009 proposal material and the discussion around slice arguments using make_pair(k,k); determine whether degenerate subspans are intended to be allowed, then verify that every relevant language rule handles them consistently.
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Assessment
- Tech stack
- cpp
- Domain
- compilers
- Issue type
- Feature
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100