Pull requests: rust-lang/rust
Pull requests list
Experimental feature gate proposal Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
T-lang
Relevant to the language team
crabi
S-waiting-on-author
#105586
opened Dec 12, 2022 by
joshtriplett
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Stabilize associated type position impl Trait (ATPIT)
A-impl-trait
Area: `impl Trait`. Universally / existentially quantified anonymous types with static dispatch.
disposition-merge
This issue / PR is in PFCP or FCP with a disposition to merge it.
F-impl_trait_in_assoc_type
`#![feature(impl_trait_in_assoc_type)]`
proposed-final-comment-period
Proposed to merge/close by relevant subteam, see T-<team> label. Will enter FCP once signed off.
S-blocked
Status: Blocked on something else such as an RFC or other implementation work.
S-waiting-on-concerns
Status: Awaiting concerns to be addressed by the author
T-lang
Relevant to the language team
T-types
Relevant to the types team, which will review and decide on the PR/issue.
#120700
opened Feb 6, 2024 by
traviscross
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3 tasks
Stabilize Status: Blocked on something else such as an RFC or other implementation work.
T-libs-api
Relevant to the library API team, which will review and decide on the PR/issue.
assert_matches and move it to core::macros
S-blocked
#137487
opened Feb 23, 2025 by
Voultapher
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Increase parallelism in various locations
S-blocked
Status: Blocked on something else such as an RFC or other implementation work.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
#115003
opened Aug 19, 2023 by
Zoxc
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Use futex-based synchronization on Apple platforms
A-atomic
Area: Atomics, barriers, and sync primitives
O-apple
Operating system: Apple (macOS, iOS, tvOS, visionOS, watchOS)
O-unix
Operating system: Unix-like
relnotes
Marks issues that should be documented in the release notes of the next release.
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.
#122408
opened Mar 12, 2024 by
joboet
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Arbitrary self types v2: stabilize
A-rustdoc-json
Area: Rustdoc JSON backend
A-rustdoc-search
Area: Rustdoc's search feature
disposition-merge
This issue / PR is in PFCP or FCP with a disposition to merge it.
I-lang-radar
Items that are on lang's radar and will need eventual work or consideration.
PG-exploit-mitigations
Project group: Exploit mitigations
proposed-final-comment-period
Proposed to merge/close by relevant subteam, see T-<team> label. Will enter FCP once signed off.
S-blocked
Status: Blocked on something else such as an RFC or other implementation work.
S-waiting-on-concerns
Status: Awaiting concerns to be addressed by the author
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
T-lang
Relevant to the language team
T-rustdoc-frontend
Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.
T-types
Relevant to the types team, which will review and decide on the PR/issue.
#135881
opened Jan 22, 2025 by
adetaylor
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Move coroutine upvars into locals for better memory economy
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
I-lang-radar
Items that are on lang's radar and will need eventual work or consideration.
S-waiting-on-crater
Status: Waiting on a crater run to be completed.
T-clippy
Relevant to the Clippy team.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
#135527
opened Jan 15, 2025 by
dingxiangfei2009
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Rewrite UTF-8 validation in shift-based DFA for 70%~135% performance increase on non-ASCII strings
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.
#136693
opened Feb 7, 2025 by
oxalica
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2 of 3 tasks
std: Start supporting WASIp2 natively
A-meta
Area: Issues & PRs about the rust-lang/rust repository itself
A-tidy
Area: The tidy tool
O-wasi
Operating system: Wasi, Webassembly System Interface
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
T-bootstrap
Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)
T-libs
Relevant to the library team, which will review and decide on the PR/issue.
#145944
opened Aug 27, 2025 by
alexcrichton
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Implement Status: PR has an ACP and is waiting for the ACP to complete.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
T-libs
Relevant to the library team, which will review and decide on the PR/issue.
#[skip] for builtin derives
S-waiting-on-ACP
#121053
opened Feb 13, 2024 by
clubby789
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Cache derive proc macro expansion with incremental query
S-waiting-on-perf
Status: Waiting on a perf run to be completed.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
#145354
opened Aug 13, 2025 by
Kobzol
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Apply RemoveNoopLandingPads post-monomorphization
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
#143208
opened Jun 29, 2025 by
Mark-Simulacrum
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Add range metadata to slice lengths
perf-regression
Performance regression.
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
std::thread support for the Nintendo 3DS
S-waiting-on-ACP
#98514
opened Jun 26, 2022 by
AzureMarker
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Don't require Status: This is awaiting some action (such as code changes or more information) from the author.
S-waiting-on-perf
Status: Waiting on a perf run to be completed.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
allocas for consuming simple enums
S-waiting-on-author
Stabilize This issue / PR is in PFCP or FCP with a disposition to merge it.
I-lang-radar
Items that are on lang's radar and will need eventual work or consideration.
needs-fcp
This change is insta-stable, or significant enough to need a team FCP to proceed.
proposed-final-comment-period
Proposed to merge/close by relevant subteam, see T-<team> label. Will enter FCP once signed off.
S-waiting-on-documentation
Status: Waiting on approved PRs to documentation before merging
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
T-lang
Relevant to the language team
#[cfg(version(...))], take 2
disposition-merge
#141766
opened May 30, 2025 by
est31
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2 of 4 tasks
Fix derive bounds for fully-qualified field types
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
T-types
Relevant to the types team, which will review and decide on the PR/issue.
#139272
opened Apr 2, 2025 by
djkoloski
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When annotations needed, look at impls for more accurate suggestions
A-diagnostics
Area: Messages for errors, warnings, and lints
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
T-libs
Relevant to the library team, which will review and decide on the PR/issue.
#128653
opened Aug 4, 2024 by
estebank
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[Experimental] Area: Lints (warnings about flaws in source code) such as unused_mut.
O-unix
Operating system: Unix-like
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
T-lang
Relevant to the language team
<T as Into<T>>::into lint
A-lints
#129249
opened Aug 18, 2024 by
estebank
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Rework MIR inlining costs
perf-regression
Performance regression.
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
Implement This issue / PR is in PFCP or FCP with a disposition to merge it.
I-lang-radar
Items that are on lang's radar and will need eventual work or consideration.
needs-fcp
This change is insta-stable, or significant enough to need a team FCP to proceed.
proposed-final-comment-period
Proposed to merge/close by relevant subteam, see T-<team> label. Will enter FCP once signed off.
S-blocked
Status: Blocked on something else such as an RFC or other implementation work.
S-waiting-on-concerns
Status: Awaiting concerns to be addressed by the author
T-lang
Relevant to the language team
T-libs-api
Relevant to the library API team, which will review and decide on the PR/issue.
PartialOrd and Ord for Discriminant
disposition-merge
#106418
opened Jan 3, 2023 by
EFanZh
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Constify conversion traits (part 1)
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
T-libs
Relevant to the library team, which will review and decide on the PR/issue.
#145279
opened Aug 11, 2025 by
clarfonthey
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cleanup and cache proof tree building
perf-regression
Performance regression.
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
WG-trait-system-refactor
The Rustc Trait System Refactor Initiative (-Znext-solver)
#145951
opened Aug 28, 2025 by
lcnr
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