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Rollup of 14 pull requests A-compiletest Area: The compiletest test runner A-meta Area: Issues & PRs about the rust-lang/rust repository itself A-run-make Area: port run-make Makefiles to rmake.rs A-testsuite Area: The testsuite used to check the correctness of rustc O-unix Operating system: Unix-like rollup A PR which is a rollup S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. 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-libs Relevant to the library team, which will review and decide on the PR/issue.
#149628 opened Dec 4, 2025 by Zalathar Loading…
Add MaybeDangling 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.
#149614 opened Dec 3, 2025 by WaffleLapkin Draft
start adding amdgpu intrinsics 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.
#149611 opened Dec 3, 2025 by ZuseZ4 Draft
Move struct Placeholder<T> 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.
#149535 opened Dec 2, 2025 by Jamesbarford Draft
WF check lifetime bounds for locals with type params S-waiting-on-crater Status: Waiting on a crater run to be completed. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#149389 opened Nov 27, 2025 by ShoyuVanilla Draft
2
9
GVN: consider constants of primitive types as deterministic 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.
#149366 opened Nov 26, 2025 by cjgillot Draft
rustc_codegen_ssa: Make upstream monomorphizations representation sparse 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.
#149313 opened Nov 25, 2025 by osiewicz Draft
[DO NOT MERGE] Add a crater lint for issue 145739 needs-crater This change needs a crater run to check for possible breakage in the ecosystem. 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.
#149291 opened Nov 24, 2025 by ShoyuVanilla Draft
derive(PartialEq) via bitwise comparison where possible 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.
#149253 opened Nov 24, 2025 by saethlin Draft
Move check-cfg lints to rustc_attr_parsing A-attributes Area: Attributes (`#[…]`, `#![…]`) A-meta Area: Issues & PRs about the rust-lang/rust repository itself 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.
#149215 opened Nov 22, 2025 by JonathanBrouwer Draft
automate offload, part 2 - clang calls A-attributes Area: Attributes (`#[…]`, `#![…]`) A-CI Area: Our Github Actions CI A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. A-rustc-dev-guide Area: rustc-dev-guide A-testsuite Area: The testsuite used to check the correctness of rustc F-gpu_offload `#![feature(gpu_offload)]` 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.
#149202 opened Nov 22, 2025 by ZuseZ4 Draft
Enable -Zfunction-sections by default for *-windows-{gnu,cygwin} 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.
#148669 opened Nov 7, 2025 by wesleywiser Draft
Stabilize atomic_try_updateand deprecate fetch_update starting 1.96.0 S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. S-waiting-on-fcp Status: PR is in FCP and is awaiting for FCP 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.
#148590 opened Nov 6, 2025 by GrigorenkoPV Draft
GVN: Compare discriminants with constant 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.
#148443 opened Nov 3, 2025 by dianqk Draft
Remove support for prefix yield 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-libs Relevant to the library team, which will review and decide on the PR/issue. T-rustfmt Relevant to the rustfmt team, which will review and decide on the PR/issue. WG-trait-system-refactor The Rustc Trait System Refactor Initiative (-Znext-solver)
#148313 opened Oct 31, 2025 by eholk Draft
no wf obligations in generalize 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.
#148244 opened Oct 29, 2025 by lcnr Draft
Remove box_new intrinsic A-rustc-dev-guide Area: rustc-dev-guide A-tidy Area: The tidy tool 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-clippy Relevant to the Clippy team. 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.
#147862 opened Oct 18, 2025 by cjgillot Draft
Omit suggestions when spans are invalid A-compiletest Area: The compiletest test runner A-testsuite Area: The testsuite used to check the correctness of rustc 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.
#147849 opened Oct 18, 2025 by jdonszelmann Loading…
Store chunk_domain_size explicitly in Chunk. 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.
#147802 opened Oct 17, 2025 by nnethercote Draft
[WIP] standalone proc_macro backend rla-silenced Silences rust-log-analyzer postings to the PR it's added on. 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.
#147617 opened Oct 12, 2025 by cyrgani Draft
Perform DestinationPropagation on places. 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.
#147614 opened Oct 12, 2025 by cjgillot Draft
Make inliner cycle detection a fallible process 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.
#147361 opened Oct 5, 2025 by saethlin Draft
Avoid LocalCopy instantiation for #[inline] on -Copt-level=0 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.
#147351 opened Oct 4, 2025 by Noratrieb Draft
wip tcmalloc 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-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.
#147333 opened Oct 4, 2025 by 0xdeafbeef Loading…
Enable -disable-i2p-p2i-opt flag 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.
#147272 opened Oct 2, 2025 by nikic Draft
ProTip! Exclude everything labeled bug with -label:bug.