rfcbot

rfcbot

pending proposals

`T-bootstrap`

merge: sanitizers: Stabilize AddressSanitizer and LeakSanitizer for the Tier 1 targets (rust-lang/rust#123617)
- no pending checkboxes
- stabilization-scope (by wesleywiser)
merge: Stabilize `if let` guards (`feature(if_let_guard)`) (rust-lang/rust#141295)
- nikomatsakis scottmcm
- drop-order-bug-found-by-dianne (by traviscross)

`T-cargo`

merge: Cargo and Rustup safe file discovery. (rust-lang/rfcs#3279)
- no pending checkboxes
- ceiling-directories (by epage) rustup-approval (by ehuss)
merge: Tracking issue for config-include (rust-lang/cargo#7723)
- epage
- syntax (by ehuss)
merge: Delegate `Cargo.toml` style guide to style team? (rust-lang/cargo#13313)
- Muscraft ehuss epage weihanglo
- verify (by epage)
merge: `recommended-bin-packages` field in `Cargo.toml` (rust-lang/rfcs#3383)
- no pending checkboxes
- schema (by epage)
merge: RFC: Cargo feature descriptions (rust-lang/rfcs#3485)
- no pending checkboxes
- cargo-metadata (by epage) naming (by epage)
merge: RFC: Allow packages to specify a set of supported targets (rust-lang/rfcs#3759)
- 0xPoe Eh2406 Muscraft arlosi ehuss epage weihanglo
- field-name (by epage) should-crates-have-to-set-supported-targets-to-match-their-dependencies (by joshtriplett) should-this-be-in-manifest-or-updatable-metadata (by joshtriplett)

`T-compiler`

merge: sanitizers: Stabilize AddressSanitizer and LeakSanitizer for the Tier 1 targets (rust-lang/rust#123617)
- no pending checkboxes
- stabilization-scope (by wesleywiser)
merge: Begin enforcing Tier 2 target maintainer requirements (rust-lang/compiler-team#896)
- Noratrieb SparrowLii cjgillot compiler-errors davidtwco estebank matthewjasper spastorino wesleywiser
- no pending concerns
merge: Fix backtraces with `-C panic=abort` on linux; emit unwind tables by default (rust-lang/rust#143613)
- Mark-Simulacrum Noratrieb SparrowLii cjgillot compiler-errors davidtwco matthewjasper spastorino wesleywiser
- no pending concerns
merge: RFC: Promote aarch64-pc-windows-msvc to Tier 1 (rust-lang/rfcs#3817)
- BoxyUwU pietroalbini
- ci-reliability-testing (by Noratrieb)

`T-infra`

merge: sanitizers: Stabilize AddressSanitizer and LeakSanitizer for the Tier 1 targets (rust-lang/rust#123617)
- no pending checkboxes
- stabilization-scope (by wesleywiser)
merge: Stabilize `if let` guards (`feature(if_let_guard)`) (rust-lang/rust#141295)
- nikomatsakis scottmcm
- drop-order-bug-found-by-dianne (by traviscross)

`T-lang`

merge: Stabilize associated type position impl Trait (ATPIT) (rust-lang/rust#120700)
- aliemjay lcnr
- may-define-implies-must-define (by aliemjay) must-define-before-use (by oli-obk) no-define-with-different-lifetimes (by oli-obk)
merge: Implement `PartialOrd` and `Ord` for `Discriminant` (rust-lang/rust#106418)
- nikomatsakis scottmcm
- overly-broad (by scottmcm) rfc-3607-instead (by joshtriplett)
merge: [RFC] externally implementable functions (rust-lang/rfcs#3632)
- nikomatsakis pnkfelix scottmcm tmandry
- no pending concerns
merge: sanitizers: Stabilize AddressSanitizer and LeakSanitizer for the Tier 1 targets (rust-lang/rust#123617)
- no pending checkboxes
- stabilization-scope (by wesleywiser)
merge: Policy for lint expansions (rust-lang/rust#122759)
- nikomatsakis pnkfelix scottmcm
- no pending concerns
merge: Arbitrary self types v2: stabilize (rust-lang/rust#135881)
- BoxyUwU compiler-errors jackh726 joshtriplett lcnr scottmcm spastorino
- `Self: AutoTrait` bounds are unsound (by BoxyUwU) discuss-plan-for-pin (by traviscross)
merge: Decide on path forward for attributes on expressions (rust-lang/rust#127436)
- nikomatsakis pnkfelix
- consider-handling-of-cold (by traviscross) macros-in-lists (by tmandry) we-should-figure-this-out-better (by scottmcm)
merge: RFC: No (opsem) Magic Boxes (rust-lang/rfcs#3712)
- JakobDegen RalfJung digama0 joshtriplett nikomatsakis pnkfelix tmandry traviscross
- no pending concerns
close: RFC: Allow type inference for const or static (rust-lang/rfcs#3546)
- joshtriplett nikomatsakis tmandry
- but what if we did (by tmandry)
merge: Warn about C-style octal literals (rust-lang/rust#131309)
- scottmcm tmandry traviscross
- allow-by-default (by nikomatsakis)
merge: Unsafe derives and attributes (rust-lang/rfcs#3715)
- scottmcm tmandry
- needs fleshed out use case (by tmandry)
merge: Stabilize return type notation (RFC 3654) (rust-lang/rust#138424)
- BoxyUwU jackh726 lcnr oli-obk
- accidentally stabilizing TAIT/ATPIT (by lcnr)
merge: Allow while let chains on all editions (rust-lang/rust#140204)
- nikomatsakis scottmcm
- bugs (by traviscross)
merge: `core::marker::NoCell` in bounds (previously known an `Freeze`) (rust-lang/rfcs#3633)
- nikomatsakis tmandry
- propose-solution-for-nostd (by traviscross)
merge: Fallback `{float}` to `f32` when `f32: From<{float}>` and add `impl From<f16> for f32` (rust-lang/rust#139087)
- BurntSushi jackh726 joshtriplett m-ou-se nikomatsakis
- lang-wants-in (by nikomatsakis) niko-is-nervous (by nikomatsakis)
merge: Stabilize `if let` guards (`feature(if_let_guard)`) (rust-lang/rust#141295)
- nikomatsakis scottmcm
- drop-order-bug-found-by-dianne (by traviscross)
merge: new decision process (rust-lang/lang-team#326)
- joshtriplett scottmcm traviscross
- no pending concerns
close: Remove unstable cfg `target(...)` compact feature (rust-lang/rust#130780)
- joshtriplett nikomatsakis scottmcm
- no pending concerns
merge: Allow `&&`, `||`, and `!` in `cfg` (rust-lang/rfcs#3796)
- nikomatsakis scottmcm tmandry traviscross
- uncomfortable-with-precedence-carve-out (by traviscross)
merge: Unsafe fields (rust-lang/rfcs#3458)
- nikomatsakis scottmcm tmandry traviscross
- no pending concerns
merge: RFC: Add an attribute for raising the alignment of various items (rust-lang/rfcs#3806)
- no pending checkboxes
- specify-behavior-with-traits (by traviscross)
merge: de-RFC: Remove unsized_locals (rust-lang/rfcs#3829)
- nikomatsakis tmandry traviscross
- clarify-what-is-normative (by traviscross)
merge: Stabilize `#[cfg(version(...))]`, take 2 (rust-lang/rust#141766)
- tmandry
- let's take rust_version seriously (by tmandry)
merge: Stabilize the `breakpoint` function (rust-lang/rust#142325)
- scottmcm
- settle-on-specification (by traviscross)
merge: Decision: Use the condition name `rust_version` for RFC 2523 (rust-lang/rust#142651)
- joshtriplett scottmcm traviscross
- no pending concerns
merge: RFC: enable `derive(From)` for single-field structs (rust-lang/rfcs#3809)
- nikomatsakis tmandry
- from-impl-direction-grander-picture (by BurntSushi)

`T-leadership-council`

merge: Substitute for 2025-08-12 Foundation board meeting (rust-lang/leadership-council#201)
- jamesmunns m-ou-se oli-obk
- no pending concerns

`T-libs`

merge: Specialize `Iterator::eq{_by}` for `TrustedLen` iterators (rust-lang/rust#137122)
- cuviper joshtriplett
- side-effects (by cuviper)
merge: unix: Relax escaping in `Debug` impl on `Command` (rust-lang/rust#132484)
- no pending checkboxes
- ! (by joshtriplett) use-single-quotes (by joshtriplett)
close: take into account the num of processes by ulimit (rust-lang/rust#143614)
- joshtriplett m-ou-se thomcc
- no pending concerns

`T-libs-api`

merge: Tracking Issue for `box_into_inner` (rust-lang/rust#80437)
- dtolnay
- convey the use case in documentation (by dtolnay)
merge: Implement Default for &Option (rust-lang/rust#140808)
- Amanieu BurntSushi m-ou-se
- const-trait (by Amanieu)
merge: Tracking Issue for `const_array_each_ref` (rust-lang/rust#133289)
- BurntSushi joshtriplett m-ou-se
- no pending concerns
merge: Stabilize `rwlock_downgrade` library feature (rust-lang/rust#143191)
- BurntSushi joshtriplett m-ou-se
- no pending concerns
merge: Implement `PartialOrd` and `Ord` for `Discriminant` (rust-lang/rust#106418)
- nikomatsakis scottmcm
- overly-broad (by scottmcm) rfc-3607-instead (by joshtriplett)
merge: Tracking issue for `vec_into_raw_parts` (rust-lang/rust#65816)
- BurntSushi joshtriplett m-ou-se
- no pending concerns
merge: Tracking Issue for `NonZero<u*>::div_ceil` (rust-lang/rust#132968)
- BurntSushi joshtriplett m-ou-se
- no pending concerns
merge: Fallback `{float}` to `f32` when `f32: From<{float}>` and add `impl From<f16> for f32` (rust-lang/rust#139087)
- BurntSushi jackh726 joshtriplett m-ou-se nikomatsakis
- lang-wants-in (by nikomatsakis) niko-is-nervous (by nikomatsakis)
merge: Tracking Issue for `lazy_get` (rust-lang/rust#129333)
- BurntSushi joshtriplett m-ou-se
- no pending concerns
merge: Tracking Issue for AVX512_FP16 intrinsics (rust-lang/rust#127213)
- BurntSushi joshtriplett m-ou-se
- no pending concerns
merge: Tracking Issue for NEON fp16 intrinsics (rust-lang/rust#136306)
- BurntSushi joshtriplett m-ou-se
- no pending concerns
merge: Tracking Issue for const {OsString, PathBuf}::new (rust-lang/rust#141520)
- BurntSushi joshtriplett m-ou-se
- no pending concerns
merge: Tracking Issue for {BTreeMap,BTreeSet}::extract_if (rust-lang/rust#70530)
- BurntSushi joshtriplett m-ou-se
- no pending concerns
merge: add Iterator::contains (rust-lang/rust#141994)
- BurntSushi joshtriplett m-ou-se
- no pending concerns
merge: Stabilize `ip_from` (rust-lang/rust#141744)
- BurntSushi joshtriplett m-ou-se
- no pending concerns
merge: `impl PartialEq<{str,String}> for {Path,PathBuf}` (rust-lang/rust#140956)
- BurntSushi joshtriplett m-ou-se
- no pending concerns
merge: RFC: enable `derive(From)` for single-field structs (rust-lang/rfcs#3809)
- nikomatsakis tmandry
- from-impl-direction-grander-picture (by BurntSushi)
merge: Add `Default` impls for `Pin`ned `Box`, `Rc`, `Arc` (rust-lang/rust#143717)
- BurntSushi joshtriplett m-ou-se
- no pending concerns

`T-opsem`

merge: RFC: No (opsem) Magic Boxes (rust-lang/rfcs#3712)
- JakobDegen RalfJung digama0 joshtriplett nikomatsakis pnkfelix tmandry traviscross
- no pending concerns

`T-release`

merge: RFC: Promote aarch64-pc-windows-msvc to Tier 1 (rust-lang/rfcs#3817)
- BoxyUwU pietroalbini
- ci-reliability-testing (by Noratrieb)

`T-rustdoc`

`T-rustdoc-frontend`

merge: [rustdoc] Display unsafe attrs with edition 2024 `unsafe()` wrappers. (rust-lang/rust#143662)
- jsha notriddle
- no pending concerns
merge: sanitizers: Stabilize AddressSanitizer and LeakSanitizer for the Tier 1 targets (rust-lang/rust#123617)
- no pending checkboxes
- stabilization-scope (by wesleywiser)
merge: Arbitrary self types v2: stabilize (rust-lang/rust#135881)
- BoxyUwU compiler-errors jackh726 joshtriplett lcnr scottmcm spastorino
- `Self: AutoTrait` bounds are unsound (by BoxyUwU) discuss-plan-for-pin (by traviscross)
merge: Make impl section headers sticky (rust-lang/rust#133717)
- camelid jsha notriddle
- mobile hidden persistent navigation bar (by notriddle) scroll after collapse (by notriddle) scroll-margin-top (by notriddle)
merge: Generating a documentation for tests (rust-lang/rust#130463)
- GuillaumeGomez Manishearth Nemo157 aDotInTheVoid camelid fmease jsha
- doctests (by Manishearth) integration-tests (by Manishearth) motivation (by Manishearth)
merge: rustdoc: hide `#[repr]` if it isn't part of the public ABI (rust-lang/rust#116882)
- Manishearth camelid jsha notriddle
- no pending concerns

`T-style`

`T-testing-devex`

merge: libtest support for env variables (rust-lang/testing-devex-team#10)
- Muscraft calebcartwright thomcc weihanglo
- no pending concerns

`T-types`

merge: Stabilize associated type position impl Trait (ATPIT) (rust-lang/rust#120700)
- aliemjay lcnr
- may-define-implies-must-define (by aliemjay) must-define-before-use (by oli-obk) no-define-with-different-lifetimes (by oli-obk)
merge: Arbitrary self types v2: stabilize (rust-lang/rust#135881)
- BoxyUwU compiler-errors jackh726 joshtriplett lcnr scottmcm spastorino
- `Self: AutoTrait` bounds are unsound (by BoxyUwU) discuss-plan-for-pin (by traviscross)
merge: Stabilize return type notation (RFC 3654) (rust-lang/rust#138424)
- BoxyUwU jackh726 lcnr oli-obk
- accidentally stabilizing TAIT/ATPIT (by lcnr)
merge: Fallback `{float}` to `f32` when `f32: From<{float}>` and add `impl From<f16> for f32` (rust-lang/rust#139087)
- BurntSushi jackh726 joshtriplett m-ou-se nikomatsakis
- lang-wants-in (by nikomatsakis) niko-is-nervous (by nikomatsakis)
merge: Properly deduce object lifetime defaults in projections & trait refs (rust-lang/rust#129543)
- BoxyUwU jackh726 lcnr nikomatsakis spastorino
- no pending concerns
merge: Fix accidental type inference in array coercion (rust-lang/rust#140283)
- BoxyUwU compiler-errors jackh726 lcnr nikomatsakis spastorino
- no pending concerns
merge: `apply_member_constraints`: fix placeholder check (rust-lang/rust#142071)
- BoxyUwU jackh726 nikomatsakis
- no pending concerns
merge: [STACKED] Reject relaxed bounds inside associated type bounds (ATB) (rust-lang/rust#135331)
- BoxyUwU compiler-errors jackh726 nikomatsakis oli-obk spastorino
- no pending concerns