add ptr::from_{ref,mut} by RalfJung · Pull Request #104977 · rust-lang/rust (original) (raw)

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RalfJung

We have methods to avoid almost all as casts around raw pointer handling, except for the initial cast from reference to raw pointer. These new methods close that gap.

(I also moved null_mut next to null to keep the file consistently organized.)

r? libs-api

Tracking issue: #106116

@rustbot rustbot added S-waiting-on-review

Status: Awaiting review from the assignee but also interested parties.

T-libs

Relevant to the library team, which will review and decide on the PR/issue.

labels

Nov 27, 2022

@rustbot

Hey! It looks like you've submitted a new PR for the library teams!

If this PR contains changes to any rust-lang/rust public library APIs then please comment with @rustbot label +T-libs-api -T-libs to tag it appropriately. If this PR contains changes to any unstable APIs please edit the PR description to add a link to the relevant API Change Proposal or create one if you haven't already. If you're unsure where your change falls no worries, just leave it as is and the reviewer will take a look and make a decision to forward on if necessary.

Examples of T-libs-api changes:

@RalfJung

@RalfJung

@rust-lang/libs-api how do we make progress on this PR? It's just been sitting here for 3 weeks now.

dtolnay

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Seems good to me. Please file a tracking issue.

@RalfJung

@RalfJung

@bors

📌 Commit 15f72dd has been approved by dtolnay

It is now in the queue for this repository.

@bors bors added S-waiting-on-bors

Status: Waiting on bors to run and complete tests. Bors will change the label on completion.

and removed S-waiting-on-review

Status: Awaiting review from the assignee but also interested parties.

labels

Dec 24, 2022

@bors

⌛ Testing commit 15f72dd with merge ccbb3295ef7b6c51c1f5a1e9d5019f33b05ab64d...

@bors

@bors bors added S-waiting-on-review

Status: Awaiting review from the assignee but also interested parties.

and removed S-waiting-on-bors

Status: Waiting on bors to run and complete tests. Bors will change the label on completion.

labels

Dec 24, 2022

@rust-log-analyzer

A job failed! Check out the build log: (web) (plain)

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@dtolnay

curl: (6) Could not resolve host: ci-mirrors.rust-lang.org

@bors retry

@bors bors added S-waiting-on-bors

Status: Waiting on bors to run and complete tests. Bors will change the label on completion.

and removed S-waiting-on-review

Status: Awaiting review from the assignee but also interested parties.

labels

Dec 24, 2022

@bors

@bors

@rust-timer

Finished benchmarking commit (7e4f466): comparison URL.

Overall result: ✅ improvements - no action needed

@rustbot label: -perf-regression

Instruction count

This is a highly reliable metric that was used to determine the overall result at the top of this comment.

mean range count
Regressions ❌ (primary) - - 0
Regressions ❌ (secondary) - - 0
Improvements ✅ (primary) - - 0
Improvements ✅ (secondary) -4.0% [-4.0%, -4.0%] 1
All ❌✅ (primary) - - 0

Max RSS (memory usage)

This benchmark run did not return any relevant results for this metric.

Cycles

This benchmark run did not return any relevant results for this metric.

Aaron1011 pushed a commit to Aaron1011/rust that referenced this pull request

Jan 6, 2023

@bors

add ptr::from_{ref,mut}

We have methods to avoid almost all as casts around raw pointer handling, except for the initial cast from reference to raw pointer. These new methods close that gap.

(I also moved null_mut next to null to keep the file consistently organized.)

r? libs-api

Tracking issue: rust-lang#106116

Labels

merged-by-bors

This PR was explicitly merged by bors.

S-waiting-on-bors

Status: Waiting on bors to run and complete tests. Bors will change the label on completion.

T-libs

Relevant to the library team, which will review and decide on the PR/issue.