rust-lang / rust-lang/rust

Tracking Issue for `Box::as_non_null()`

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#157,345 0 comments 1 reaction 0 assignees View on GitHub

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A-box A-raw-pointers C-tracking-issue S-tracking-needs-to-bake T-libs
Dominant language
Rust
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Forks
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Description

Feature gate: #![feature(box_as_non_null)]

This is a tracking issue for Box::as_non_null()

See also #130364, #157843, and #129090 for similar features.

Public API
impl<T: ?Sized, A: Allocator> Box<T, A> {
    pub fn as_non_null(b: &mut Self) -> NonNull<T>;
}
Steps / History

(Remember to update the S-tracking-* label when checking boxes.)

  • ACP: rust-lang/libs-team#799
  • Implementation: #157347
  • Final comment period (FCP)^1
  • Stabilization PR
Unresolved Questions

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.

Research direction

Start by reading implementation PR #157347 and the related issues #130364, #157843, and #129090. Review the unresolved naming and receiver questions, then follow the feature lifecycle through FCP and a stabilization PR; done means those questions are resolved and stabilization is complete.

Written by the indexing model from the issue text.

Assessment

Tech stack
rust
Domain
devtools
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Quiet
Clarity
Mostly clear
Newbie friendliness
20/100

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