rust-lang / rust-lang/rustc_codegen_cranelift
Copy byval argument to local stackslot if alignment is insufficient
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A-abi
C-bug
- Dominant language
- Rust
- Stars
- 2.1k
- Forks
- 157
- Avg merge
- 1d 19h
- Merged PRs (30d)
- 3
Description
Contributor guide
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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 the referenced Rust pull request, https://github.com/rust-lang/rust/pull/122212, alongside this issue's title. Use that discussion to identify the rustc_codegen_cranelift files and tests involved; done means the backend copies a byval argument to a local stack slot when its alignment is insufficient.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- rust
- Domain
- compilers
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100