[FEA]: P3641R0 Rename std::observable to std::observable_checkpoint, and add a feature-test macro
Open
C++26
libcu++
- Dominant language
- C++
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Description
This issue can be closed by implementing [P3641R0](https://wg21.link/P3641R0)
Contributor guide
Research direction
Start by reading the linked P3641R0 proposal, then locate the existing std::observable implementation and its tests in CCCL. Confirm the proposal's required rename and feature-test macro, and use the affected tests to verify the implementation matches the paper.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- backend
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Quiet
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100