Tracking Issue for const_str_as_mut

[RalfJung]

Feature gate: #![feature(const_str_as_mut)]

This is a tracking issue for const mutable str accessors:

impl str {
    pub const unsafe fn as_bytes_mut(&mut self) -> &mut [u8];
    pub const fn as_mut_ptr(&mut self) -> *mut u8;
}

Steps / History

• [x] Implementation: https://github.com/rust-lang/rust/pull/130046
• [ ] Final comment period (FCP)^1
• [ ] Stabilization PR

Unresolved Questions

• None yet.

[dtolnay]

@rfcbot fcp merge

const for these already-stable functions:

• https://doc.rust-lang.org/nightly/core/primitive.str.html#method.as_bytes_mut
• https://doc.rust-lang.org/nightly/core/primitive.str.html#method.as_mut_ptr

[rfcbot]

Team member @dtolnay has proposed to merge this. The next step is review by the rest of the tagged team members:

• [x] @Amanieu
• [x] @BurntSushi
• [x] @dtolnay
• [ ] @joshtriplett
• [ ] @m-ou-se

No concerns currently listed.

Once a majority of reviewers approve (and at most 2 approvals are outstanding), this will enter its final comment period. If you spot a major issue that hasn't been raised at any point in this process, please speak up!

See this document for info about what commands tagged team members can give me.

[rfcbot]

:bell: This is now entering its final comment period, as per the review above. :bell:

[rfcbot]

The final comment period, with a disposition to merge, as per the review above, is now complete.

As the automated representative of the governance process, I would like to thank the author for their work and everyone else who contributed.

This will be merged soon.