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Cache param_env on disk. 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.
Use 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. WG-trait-system-refactor The Rustc Trait System Refactor Initiative (-Znext-solver)
ExtractIf in fulfillment loop perf-regression #144699 opened Jul 30, 2025 by compiler-errors • Draft
Add reproducible build verification to bootstrap 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)
#144669 opened Jul 30, 2025 by sunildora1988 • Draft
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.
opt-dist: set Operating system: Windows S-waiting-on-review Status: Awaiting review from the assignee but also interested parties.
build_llvm to false for WindowsCi O-windows #144255 opened Jul 21, 2025 by ognevny Loading…
[WIP] Check coroutine upvars and resume ty in dtorck constraint, this time based off of 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.
TypingMode S-waiting-on-author #144158 opened Jul 18, 2025 by compiler-errors • Draft
Validate transmute in CTFE perf-regression Performance regression. 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.
#144030 opened Jul 16, 2025 by oli-obk Loading…
add default FromIterator for types with Default and Extend trait A-testsuite Area: The testsuite used to check the correctness of rustc F-autodiff `#![feature(autodiff)]` 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. T-infra Relevant to the infrastructure 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.
Limited nonzero coercion S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. T-clippy Relevant to the Clippy team. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-lang Relevant to the language team T-libs Relevant to the library team, which will review and decide on the PR/issue.
[WIP] Structural inititalization 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.
#143625 opened Jul 8, 2025 by beepster4096 • Draft
1 of 7 tasks
Allow initializing This change is insta-stable, or significant enough to need a team FCP to proceed. 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 T-clippy Relevant to the Clippy team. T-lang Relevant to the language team
NonZero with literals needs-fcp Extend GVN to perform local value numbering. A-mir-opt-GVN Area: MIR opt Global Value Numbering (GVN) 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.
Detect unwind-free functions in MIR 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.
#143167 opened Jun 28, 2025 by Mark-Simulacrum • Draft
Replace JSONPath with Area: The compiletest test runner A-rustdoc-json Area: Rustdoc JSON backend 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-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue.
jq in jsondocck A-compiletest #143089 opened Jun 27, 2025 by fluiderson • Draft
Fix Windows bootstrap panic on invalid symlink removal (issue #143045) 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-bootstrap Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)
#143052 opened Jun 26, 2025 by hasip-timurtas Loading…
[perf] Fast path for coercions of TY == TY T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#142973 opened Jun 24, 2025 by compiler-errors • Draft
Change search "not found" links A-rustdoc-search Area: Rustdoc's search feature S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. 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.
#142867 opened Jun 22, 2025 by kaleidawave • Draft
Make lowering incremental, take 3/N perf-regression Performance regression. 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-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.
[crater] Add Status: Ongoing experiment that does not require reviewing and won't be merged in its current state. 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.
impl From<f16> for f32 S-experimental compiler-builtins: Clean up features A-compiler-builtins Area: compiler-builtins (https://github.com/rust-lang/compiler-builtins) T-libs Relevant to the library team, which will review and decide on the PR/issue.
rustdoc-json: Postcard output A-compiletest Area: The compiletest test runner A-rustdoc-json Area: Rustdoc JSON backend 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-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue.
#142642 opened Jun 17, 2025 by aDotInTheVoid • Draft
Cache MIR preorder traversal. 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.
[WIP] Use weak aliases for the allocator shim 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.
[Experiment] Build the standard library with -Csymbol-mangling-version=v0 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)
#142257 opened Jun 9, 2025 by wesleywiser Loading…
[PERF] Rework unsizing coercions in new solver 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. WG-trait-system-refactor The Rustc Trait System Refactor Initiative (-Znext-solver)
#141926 opened Jun 2, 2025 by compiler-errors • Draft
ProTip! no:milestone will show everything without a milestone.