[FEA]: P3450R1 Extend `std::is_within_lifetime`
Open
C++26
libcu++
- Dominant language
- C++
- Stars
- 2.5k
- Forks
- 486
- Avg merge
- 2d 6h
- Merged PRs (30d)
- 295
Description
This issue can be closed by implementing [P3450R1](https://wg21.link/P3450R1)
Contributor guide
Research direction
Start by reading the linked P3450R1 proposal to identify the required behavior and scope for std::is_within_lifetime. The issue names no implementation files, tests, or entry points, so locate the relevant CCCL standard-library support before proceeding. Done means implementing the proposal and verifying its behavior with appropriate coverage.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- compilers
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Quiet
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100