P2548R6 `copyable_function`
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cxx26
- Dominant language
- C++
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Description
WG21-P2548R6 copyable_function
LWG-4255 move_only_function constructor should recognize empty copyable_functions
Feature-test macro:
#define __cpp_lib_copyable_function 202306L
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-P2548R6 and LWG-4255, the only implementation references named in the issue. The repository files and tests are not identified; done would involve implementing the copyable_function feature, addressing the listed move_only_function constructor case, and providing the stated feature-test macro, although the issue says PRs are not currently accepted.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- tooling
- Issue type
- Feature
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 20/100