P3037R6 `constexpr` `shared_ptr` And Friends
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cxx26
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Description
WG21-P3037R6 constexpr shared_ptr And Friends
LWG-4557 Remove constexpr from owner_less and owner_before
INCREASED feature-test macro:
#define __cpp_lib_constexpr_memory 202506L
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-P3037R6 and LWG-4557 to understand the requested C++26 changes and the increased __cpp_lib_constexpr_memory value. The issue names no implementation files or tests, and it notes that PRs for C++26 features are not yet being accepted.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- devtools
- Issue type
- Feature
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 20/100