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Pull requests: rust-lang/rust
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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-review
Status: Awaiting review from the assignee but also interested parties.
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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Stabilize Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
A-meta
Area: Issues & PRs about the rust-lang/rust repository itself
A-rustc-dev-guide
Area: rustc-dev-guide
A-testsuite
Area: The testsuite used to check the correctness of rustc
A-tidy
Area: The tidy tool
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.
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-author
Status: This is awaiting some action (such as code changes or more information) from the author.
S-waiting-on-documentation
Status: Waiting on approved PRs to documentation before merging
S-waiting-on-t-lang
Status: Awaiting decision from T-lang
T-bootstrap
Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)
T-clippy
Relevant to the Clippy team.
T-infra
Relevant to the infrastructure team, which will review and decide on the PR/issue.
T-lang
Relevant to the language team
WG-trait-system-refactor
The Rustc Trait System Refactor Initiative (-Znext-solver)
if let
guards (feature(if_let_guard)
)
A-LLVM
#141295
opened May 20, 2025 by
Kivooeo
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7 of 8 tasks
Stabilize Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
A-run-make
Area: port run-make Makefiles to rmake.rs
disposition-merge
This issue / PR is in PFCP or FCP with a disposition to merge it.
F-trim-paths
Feature: trim-paths
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-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.
-Zremap-path-scope
A-LLVM
#147611
opened Oct 12, 2025 by
Urgau
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Remove -Zoom=panic
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
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.
#147725
opened Oct 15, 2025 by
bjorn3
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Stabilize -Zno-jump-tables into -Cjump-tables=bool
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
disposition-merge
This issue / PR is in PFCP or FCP with a disposition to merge it.
final-comment-period
In the final comment period and will be merged soon unless new substantive objections are raised.
needs-fcp
This change is insta-stable, or significant enough to need a team FCP to proceed.
S-waiting-on-t-compiler
Status: Awaiting decision from T-compiler
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
#145974
opened Aug 28, 2025 by
pmur
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2 tasks
sanitizers: Stabilize AddressSanitizer and LeakSanitizer for the Tier 1 targets
A-compiletest
Area: The compiletest test runner
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
A-meta
Area: Issues & PRs about the rust-lang/rust repository itself
A-run-make
Area: port run-make Makefiles to rmake.rs
A-rust-for-linux
Relevant for the Rust-for-Linux project
A-testsuite
Area: The testsuite used to check the correctness of rustc
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-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-bootstrap
Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
T-infra
Relevant to the infrastructure team, which will review and decide on the PR/issue.
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.
#123617
opened Apr 8, 2024 by
rcvalle
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[Debug Info] Generate typedef nodes for ptr/ref types (and msvc arrays)
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
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.
#144394
opened Jul 24, 2025 by
Walnut356
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rustc_const_eval
: respect target.min_global_align
A-LLVM
#142198
opened Jun 8, 2025 by
folkertdev
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[WIP] Relative VTables for Rust
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
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.
Stabilize Area: Attributes (`#[…]`, `#![…]`)
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
F-fn_align
`#![feature(fn_align)]`
I-lang-radar
Items that are on lang's radar and will need eventual work or consideration.
S-blocked
Status: Blocked on something else such as an RFC or other implementation work.
S-waiting-on-documentation
Status: Waiting on approved PRs to documentation before merging
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
T-lang
Relevant to the language team
fn_align
: #[align(N)]
on functions
A-attributes
#140261
opened Apr 24, 2025 by
folkertdev
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Add default sanitizers to TargetOptions
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
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.
#147043
opened Sep 25, 2025 by
ilovepi
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Dummy PR to test coverage test changes in CI
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
A-run-make
Area: port run-make Makefiles to rmake.rs
A-testsuite
Area: The testsuite used to check the correctness of rustc
S-experimental
Status: Ongoing experiment that does not require reviewing and won't be merged in its current state.
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-bootstrap
Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)
T-infra
Relevant to the infrastructure team, which will review and decide on the PR/issue.
[do not merge] CI experiments
A-CI
Area: Our Github Actions CI
A-compiletest
Area: The compiletest test runner
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
A-meta
Area: Issues & PRs about the rust-lang/rust repository itself
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
A-testsuite
Area: The testsuite used to check the correctness of rustc
A-translation
Area: Translation infrastructure, and migrating existing diagnostics to SessionDiagnostic
perf-regression
Performance regression.
S-experimental
Status: Ongoing experiment that does not require reviewing and won't be merged in its current state.
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-bootstrap
Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)
T-infra
Relevant to the infrastructure team, which will review and decide on the PR/issue.
WG-trait-system-refactor
The Rustc Trait System Refactor Initiative (-Znext-solver)
Add unstable hotpatch flag to rustc
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
A-run-make
Area: port run-make Makefiles to rmake.rs
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.
#134004
opened Dec 7, 2024 by
nebulark
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rustc_scalable_vector(N)
A-attributes
Add powerpc64-unknown-linux-gnuelfv2 target
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
S-blocked
Status: Blocked on something else such as an RFC or other implementation work.
S-waiting-on-LLVM
Status: the compiler-dragon is eepy, can someone get it some tea?
T-bootstrap
Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
#144220
opened Jul 20, 2025 by
Gelbpunkt
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Add debuginfo_transparent attribute for structs
A-attributes
Area: Attributes (`#[…]`, `#![…]`)
A-debuginfo
Area: Debugging information in compiled programs (DWARF, PDB, etc.)
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
A-tidy
Area: The tidy tool
S-waiting-on-t-lang
Status: Awaiting decision from T-lang
T-bootstrap
Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)
T-lang
Relevant to the language team
#144223
opened Jul 20, 2025 by
bjorn3
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EXPERIMENT: Use the force-inline pass for more stuff
A-attributes
Area: Attributes (`#[…]`, `#![…]`)
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
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.
T-libs
Relevant to the library team, which will review and decide on the PR/issue.
Support using const pointers in asm Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
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.
const
operand
A-LLVM
#138618
opened Mar 17, 2025 by
nbdd0121
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Change codegen of LLVM intrinsics to be name-based, and add llvm linkage support for Area: Code generation
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
A-run-make
Area: port run-make Makefiles to rmake.rs
F-autodiff
`#![feature(autodiff)]`
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.
bf16(xN)
and i1xN
A-codegen
#140763
opened May 7, 2025 by
sayantn
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RISC-V: Implement (Zkne or Zknd) intrinsics correctly
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
A-target-feature
Area: Enabling/disabling target features like AVX, Neon, etc.
O-riscv
Target: RISC-V architecture
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.
#146798
opened Sep 19, 2025 by
a4lg
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Add alignment parameter to Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
A-test-infra-minicore
Area: `minicore` test auxiliary and `//@ add-core-stubs`
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.
simd_masked_{load,store}
A-LLVM
#147355
opened Oct 4, 2025 by
sayantn
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3 tasks done
asm! support for the Xtensa architecture
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
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.
#147302
opened Oct 3, 2025 by
MabezDev
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Add the Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
A-target-feature
Area: Enabling/disabling target features like AVX, Neon, etc.
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.
O-x86_32
Target: x86 processors, 32 bit (like i686-*) (also known as IA-32, i386, i586, i686)
O-x86_64
Target: x86-64 processors (like x86_64-*) (also known as amd64 and x64)
proposed-final-comment-period
Proposed to merge/close by relevant subteam, see T-<team> label. Will enter FCP once signed off.
S-waiting-on-review
Status: Awaiting review from the assignee but also interested parties.
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.
cpuid
target feature
A-LLVM
#146560
opened Sep 14, 2025 by
sayantn
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reference dirfd implementation
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
O-windows
Operating system: Windows
S-waiting-on-author
Status: This is awaiting some action (such as code changes or more information) from the author.
T-libs
Relevant to the library team, which will review and decide on the PR/issue.
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