rust-lang / rust-lang/rust

Tidy check against undocumented unsafe misses some cases

Open
#160,946 1 comment 0 reactions 1 assignee View on GitHub

@clarfonthey is already working on this.

Since Aug 11, 2026.

A-tidy C-bug T-bootstrap
Dominant language
Rust
Stars
119k
Forks
16.1k
PR merge metrics
PR metrics pending

Description

It should lint against:

  • unsafe {} (currently implemented)
  • unsafe impl
  • #[unsafe(...)] attributes

Right now this is just done by string patterns, so, unsafe { should be joined by unsafe impl and [unsafe(.

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Assessment

This issue has not been assessed yet.

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.