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Oct 29, 2025
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Update CFT, FCP, MCP and RFC sections for TWiR-623 #7205

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Update CFT, FCP, MCP and RFC sections for TWiR-623
U007D Oct 29, 2025
066eccf
Remove disposition tags from compiler team issues list
U007D Oct 29, 2025
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101 changes: 42 additions & 59 deletions draft/2025-10-29-this-week-in-rust.md
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Expand Up @@ -88,33 +88,11 @@ If you are a feature implementer and would like your RFC to appear in this list,
`call-for-testing` label to your RFC along with a comment providing testing instructions and/or
guidance on which aspect(s) of the feature need testing.

<!-- If there are new CfT items this week, include:

[Repo Name](Repo URL)
* [<Feature name>](<Feature URL>)
* [Testing steps](<Testing Steps URL>)

- and make note in the item so the authors know to remove the `call-for-testing` label:
This RFC will appear in the **Call for Testing** section of the next issue (#) of This Week in Rust (TWiR).
You may remove the `call-for-testing` label. Please feel free to leave the `call-for-testing` label in place if you would like this RFC to appear again in another issue of TWiR.

- where `Repo Name` and `Repo URL` are one of:
[Rust](https://github.com/rust-lang/rust/labels/call-for-testing),
[Rust language RFCs](https://github.com/rust-lang/rfcs/issues?q=label%3Acall-for-testing),
[Cargo](https://github.com/rust-lang/cargo/labels/call-for-testing) or
[Rustup](https://github.com/rust-lang/rustup/labels/call-for-testing)

- and `Testing steps` points directly to the procedures the item wants users to exercise.

- For all `Repo Names` with no new CfT items this week: use (removing the repos for which new
CfT items did appear, of course)

* *No calls for testing were issued this week by
[Rust](https://github.com/rust-lang/rust/labels/call-for-testing),
[Rust language RFCs](https://github.com/rust-lang/rfcs/issues?q=label%3Acall-for-testing),
[Cargo](https://github.com/rust-lang/cargo/labels/call-for-testing) or
[Cargo](https://github.com/rust-lang/cargo/labels/call-for-testing),
[Rust language RFCs](https://github.com/rust-lang/rfcs/issues?q=label%3Acall-for-testing) or
[Rustup](https://github.com/rust-lang/rustup/labels/call-for-testing).*
-->

[Let us know](https://github.com/rust-lang/this-week-in-rust/issues) if you would like your feature to be tracked as a part of this list.

Expand Down Expand Up @@ -169,54 +147,59 @@ If you are an event organizer hoping to expand the reach of your event, please s
Changes to Rust follow the Rust [RFC (request for comments) process](https://github.com/rust-lang/rfcs#rust-rfcs). These
are the RFCs that were approved for implementation this week:

<!-- Use either
* [Item title](Item URL)
- or
* *No RFCs were approved this week.*
-->

### Final Comment Period

Every week, [the team](https://www.rust-lang.org/team.html) announces the 'final comment period' for RFCs and key PRs
which are reaching a decision. Express your opinions now.

#### Tracking Issues & PRs
<!-- Either remove the group from the "No Items Entered Final Comment Period this week for" section
and add the item(s) which entered Final comment period:
##### [Group](Group URL)
* [Item title](Item URL)
- for `disposition-merge` `final-comment-period` items, or
* [disposition: postpone]
- for `disposition-postpone` `final-comment-period` items, or
* [disposition: close]
- for `disposition-close` `final-comment-period` items,
* [disposition: unspecified]
- when `disposition` is unspecified or ensure the group is a part of the
"No Items Entered Final Comment Period this week for" section
##### [Rust](https://github.com/rust-lang/rust/issues?q=is%3Aopen+label%3Afinal-comment-period+sort%3Aupdated-desc)
* [FCW for repr(C) enums whose discriminant values do not fit into a c_int](https://github.com/rust-lang/rust/pull/147017)
* [Tracking Issue for maybe_uninit_write_slice](https://github.com/rust-lang/rust/issues/79995)
* [Add some conversion trait impls](https://github.com/rust-lang/rust/pull/145504)
* [Tracking Issue for `Duration::from_nanos_u128`](https://github.com/rust-lang/rust/issues/139201)
* [Tracking Issue for `core_slice_as_array`.](https://github.com/rust-lang/rust/issues/133508)
* [TryFrom\<integer\> for bool](https://github.com/rust-lang/rust/pull/147400)
* [Tracking Issue for slice::array_windows](https://github.com/rust-lang/rust/issues/75027)
* [Tracking issue for `#![feature(maybe_uninit_slice)]`](https://github.com/rust-lang/rust/issues/63569)
* [Tracking Issue for `lazy_get`](https://github.com/rust-lang/rust/issues/129333)
* [add Iterator::contains](https://github.com/rust-lang/rust/pull/141994)
* [Tracking Issue for inherent unchecked integer methods](https://github.com/rust-lang/rust/issues/85122)
* [Stabilize s390x `vector` target feature and `is_s390x_feature_detected!` macro](https://github.com/rust-lang/rust/pull/145656)
* [Update bundled musl to 1.2.5](https://github.com/rust-lang/rust/pull/142682)

[Compiler Team](https://github.com/rust-lang/compiler-team/issues?q=label%3Amajor-change%20%20label%3Afinal-comment-period) [(MCPs only)](https://forge.rust-lang.org/compiler/mcp.html)
* [Use v0 mangling by default on nightly](https://github.com/rust-lang/compiler-team/issues/938)
* [Use `annotate-snippets` as the default emitter on nightly](https://github.com/rust-lang/compiler-team/issues/937)
* [Creating a new maintainable debuginfo test suite](https://github.com/rust-lang/compiler-team/issues/936)
* [Switch to v0 mangling for symbols exceeding 64KB characters on targets generated PDB debug info](https://github.com/rust-lang/compiler-team/issues/934)
* [Promote `riscv64a23-unknown-linux-gnu` to Tier 2 without host tools](https://github.com/rust-lang/compiler-team/issues/932)
* [Omit suggestions when spans overlap](https://github.com/rust-lang/compiler-team/issues/929)
* [Replace `rustc_target::specTarget::arch` string with enum](https://github.com/rust-lang/compiler-team/issues/926)
* [Run main rust-analyzer tests in rust-lang/rust CI](https://github.com/rust-lang/compiler-team/issues/923)
* [Turn emscripten-wasm-eh unwinding ABI on by default](https://github.com/rust-lang/compiler-team/issues/920)
* [target tier 3 support for hexagon-unknown-qurt](https://github.com/rust-lang/compiler-team/issues/919)
* [Proposal for a dedicated test suite for the parallel frontend](https://github.com/rust-lang/compiler-team/issues/906)
* [Give integer literals a sign instead of relying on negation expressions](https://github.com/rust-lang/compiler-team/issues/835)
* [Also enable ICE file dumps on stable](https://github.com/rust-lang/compiler-team/issues/809)
* [New Tier-3 target proposal: `loongarch64-linux-android`](https://github.com/rust-lang/compiler-team/issues/806)

[Leadership Council](https://github.com/rust-lang/leadership-council/issues?q=state%3Aopen%20label%3Afinal-comment-period)
* [Proposal: Require all project team members to have Zulip IDs](https://github.com/rust-lang/leadership-council/issues/228)

*No Items entered Final Comment Period this week for
[Rust RFCs](https://github.com/rust-lang/rfcs/labels/final-comment-period),
[Cargo](https://github.com/rust-lang/cargo/issues?q=is%3Aopen+label%3Afinal-comment-period+sort%3Aupdated-desc),
[Compiler Team](https://github.com/rust-lang/compiler-team/issues?q=label%3Amajor-change%20%20label%3Afinal-comment-period) [(MCPs only)](https://forge.rust-lang.org/compiler/mcp.html),
[Language Team](https://github.com/rust-lang/lang-team/issues?q=is%3Aopen+label%3Afinal-comment-period+sort%3Aupdated-desc+),
[Language Reference](https://github.com/rust-lang/reference/issues?q=is%3Aopen+label%3Afinal-comment-period+sort%3Aupdated-desc),
[Leadership Council](https://github.com/rust-lang/leadership-council/issues?q=state%3Aopen%20label%3Afinal-comment-period) or
[Unsafe Code Guidelines](https://github.com/rust-lang/unsafe-code-guidelines/issues?q=is%3Aopen+label%3Afinal-comment-period+sort%3Aupdated-desc).*
[Rust RFCs](https://github.com/rust-lang/rfcs/labels/final-comment-period),
[Cargo](https://github.com/rust-lang/cargo/issues?q=is%3Aopen+label%3Afinal-comment-period+sort%3Aupdated-desc),
[Language Team](https://github.com/rust-lang/lang-team/issues?q=is%3Aopen+label%3Afinal-comment-period+sort%3Aupdated-desc+),
[Language Reference](https://github.com/rust-lang/reference/issues?q=is%3Aopen+label%3Afinal-comment-period+sort%3Aupdated-desc) or
[Unsafe Code Guidelines](https://github.com/rust-lang/unsafe-code-guidelines/issues?q=is%3Aopen+label%3Afinal-comment-period+sort%3Aupdated-desc).*

Let us know if you would like your PRs, Tracking Issues or RFCs to be tracked as a part of this list.
-->

#### [New and Updated RFCs](https://github.com/rust-lang/rfcs/pulls)
<!-- Use either
* [Item title](Item URL)
- for new items, or
* [updated] [Item title](Item URL)
- for updated items, or
* *No New or Updated RFCs were created this week.*
-->

<!-- Sample commit message
Update CFT, FCP, MCP and RFC sections for TWiR-xxx
-->
* [Adding a crates.io Security tab](https://github.com/rust-lang/rfcs/pull/3872)

## Upcoming Events

Expand Down