LWG4299: Missing Mandates: part in `optional<T&>::transform`
Open
c++26
libc++
lwg-issue
- Dominant language
- LLVM
- Stars
- 40.5k
- Forks
- 18.7k
- PR merge metrics
- PR metrics pending
Description
**Link:** https://wg21.link/LWG4299
Contributor guide
Research direction
Start by reading the linked LWG4299 issue and resolution, then locate the implementation and tests for optional::transform in the LLVM project. Compare the existing specification and tests with the resolution; done means the missing Mandates requirement is represented and the relevant tests pass.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- compilers
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100