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Pull requests: rust-lang/rust
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don't uppercase error messages
A-attributes
Area: Attributes (`#[...]`, `#![...]`)
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
A-run-make
Area: port run-make Makefiles to rmake.rs
S-waiting-on-bors
Status: Waiting on bors to run and complete tests. Bors will change the label on completion.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
#146112
opened Sep 2, 2025 by
scrabsha
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Port limit attributes to the new attribute parsing infrastructure
A-attributes
Area: Attributes (`#[...]`, `#![...]`)
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
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.
#145819
opened Aug 24, 2025 by
jdonszelmann
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resolve: Do not finalize shadowed bindings
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
O-unix
Operating system: Unix-like
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.
#145113
opened Aug 8, 2025 by
petrochenkov
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Also hash spans inside the same file as relative.
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
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.
#143882
opened Jul 13, 2025 by
cjgillot
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Restrict sysroot crate imports to those defined in this repo.
A-attributes
Area: Attributes (`#[...]`, `#![...]`)
A-compiletest
Area: The compiletest test runner
A-LLVM
Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
A-rustdoc-json
Area: Rustdoc JSON backend
A-testsuite
Area: The testsuite used to check the correctness of rustc
A-translation
Area: Translation infrastructure, and migrating existing diagnostics to SessionDiagnostic
PG-exploit-mitigations
Project group: Exploit mitigations
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-clippy
Relevant to the Clippy team.
T-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
T-rustdoc
Relevant to the rustdoc team, which will review and decide on the PR/issue.
T-rustdoc-frontend
Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.
WG-trait-system-refactor
The Rustc Trait System Refactor Initiative (-Znext-solver)
#143548
opened Jul 6, 2025 by
Diggsey
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Skip debug dep node code in non-incremental mode
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
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.
#142686
opened Jun 18, 2025 by
zetanumbers
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Remove deadlock detection for benchmarking
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
A-tidy
Area: The tidy tool
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-compiler
Relevant to the compiler team, which will review and decide on the PR/issue.
#142247
opened Jun 9, 2025 by
zetanumbers
•
Draft
Group dep nodes by chunks with sequential indices and only store the first index at the start of the chunk
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
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.
Try to integrate fork of Chili parallel runtime
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
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.
#140206
opened Apr 23, 2025 by
zetanumbers
•
Draft
[perf] Decouple directly accessing a HIR owner from ast lowering
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
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.
Test out a more lock-free hash map
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
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.
Unnecessary references lint
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
needs-fcp
This change is insta-stable, or significant enough to need a team FCP to proceed.
O-windows
Operating system: Windows
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.
T-lang
Relevant to the language team
#138230
opened Mar 8, 2025 by
obeis
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compiler: Stop manually extending the stack
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
S-experimental
Status: Ongoing experiment that does not require reviewing and won't be merged in its current state.
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)
#134153
opened Dec 10, 2024 by
workingjubilee
•
Draft
[DO NOT MERGE] bootstrap with Area: Attributes (`#[...]`, `#![...]`)
A-compiletest
Area: The compiletest test runner
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
A-run-make
Area: port run-make Makefiles to rmake.rs
A-testsuite
Area: The testsuite used to check the correctness of rustc
A-tidy
Area: The tidy tool
perf-regression
Performance regression.
PG-exploit-mitigations
Project group: Exploit mitigations
S-experimental
Status: Ongoing experiment that does not require reviewing and won't be merged in its current state.
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-rustdoc-frontend
Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.
WG-trait-system-refactor
The Rustc Trait System Refactor Initiative (-Znext-solver)
-Znext-solver=globally
A-attributes
Add parallel front end robustness test to ui tests
A-compiletest
Area: The compiletest test runner
A-parallel-compiler
Area: parallel compiler
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
A-test-infra
Area: test infrastructure (may span bootstrap/compiletest/more)
A-testsuite
Area: The testsuite used to check the correctness of rustc
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-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)
#132051
opened Oct 23, 2024 by
SparrowLii
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Swap Lru from std::sync::Arc to triomphe::Arc
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
perf-regression
Performance regression.
S-experimental
Status: Ongoing experiment that does not require reviewing and won't be merged in its current state.
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.
Create the previous dep graph index on a background thread
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
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.
Make create_def a side effect instead of marking the entire query as always red
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
A-run-make
Area: port run-make Makefiles to rmake.rs
A-testsuite
Area: The testsuite used to check the correctness of rustc
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-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.
#115613
opened Sep 6, 2023 by
oli-obk
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3 tasks
[perf] test MCP510
A-compiletest
Area: The compiletest test runner
A-query-system
Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)
A-rustdoc-json
Area: Rustdoc JSON backend
A-testsuite
Area: The testsuite used to check the correctness of rustc
A-tidy
Area: The tidy tool
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.
[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)
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