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Pull requests list

perf: Inline some hot functions in FnDecl S-waiting-on-author 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.
#157955 opened Jun 16, 2026 by teor2345 Contributor • Draft
3
perf: Store 1 bit for splatting in FnDeclFlags S-waiting-on-author 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.
#157954 opened Jun 16, 2026 by teor2345 Contributor • Draft
3
fix(rustc_codegen_ssa): Use cg_operand for Freeze check 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.
#157953 opened Jun 16, 2026 by cordx56 Loading…
@adwinwhite
8
Configure Renovate for GitHub Actions S-waiting-on-review Status: Awaiting review from the assignee but also interested parties.
#157952 opened Jun 16, 2026 by Turbo87 Member Loading…
@marcoieni
1
Allow self in const generics 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.
#157949 opened Jun 16, 2026 by bb1yd Contributor • Draft
1
1
Try to improve into_slice_range inlining 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.
#157947 opened Jun 16, 2026 by saethlin Member • Draft
7
Make char::is_private_use and char::is_assigned unstably public A-Unicode Area: Unicode 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. T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#157946 opened Jun 15, 2026 by Jules-Bertholet Contributor Loading…
@Mark-Simulacrum
mir-opt: add BoolChainOpt pass scaffold to fold pure bool && chains 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.
#157945 opened Jun 15, 2026 by gustavo89587 Loading…
1
@nikic
7
Make char::is_default_ignorable unstably public A-Unicode Area: Unicode 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. T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#157944 opened Jun 15, 2026 by Jules-Bertholet Contributor Loading…
@Mark-Simulacrum
1
Implement RFC 3943: MIR move elimination 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.
#157943 opened Jun 15, 2026 by Amanieu Member Loading…
@cjgillot @dianqk
3
Do not use desugared local names in tail_expr_drop_order diagnostics 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.
#157942 opened Jun 15, 2026 by qaijuang Contributor Loading…
1
@JonathanBrouwer
2
Deny partial -Z stack-protector by default in all editions A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. PG-exploit-mitigations Project group: Exploit mitigations 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.
#157941 opened Jun 15, 2026 by arielb1 Contributor Loading…
@rcvalle
5
Reorganize tests/ui/issues [8/N] 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.
#157939 opened Jun 15, 2026 by zedddie Contributor Loading…
@Kivooeo
2
Proposal: Remove arbitrary_self_types_pointers feature 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-rust-analyzer Relevant to the rust-analyzer team, which will review and decide on the PR/issue.
#157936 opened Jun 15, 2026 by ShaddyDC • Draft
@dingxiangfei2009
6
Make proc_macro::ConversionErrorKind non exhaustive S-waiting-on-review Status: Awaiting review from the assignee but also interested parties.
#157935 opened Jun 15, 2026 by GuillaumeGomez Member Loading…
@traviscross
Improve declare_features! macro error 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.
#157931 opened Jun 15, 2026 by mejrs Contributor Loading…
@jieyouxu
2
enabling instrumentation for stage 3 compilers 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)
#157930 opened Jun 15, 2026 by nobellium1997 Loading…
@jieyouxu
2
Eagerly fetch typeck results when linting 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.
#157928 opened Jun 15, 2026 by Jarcho Contributor Loading…
@Kivooeo
5
Implement #[diagnostic::on_unknown] for modules. A-attributes Area: Attributes (`#[…]`, `#![…]`) 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.
#157926 opened Jun 15, 2026 by mejrs Contributor Loading…
@petrochenkov
2
fix ice from unwrapping universe_of_lt on an already-resolved region var 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.
#157921 opened Jun 15, 2026 by Dnreikronos Contributor Loading…
1
@BoxyUwU
2
[perf] Rigid alias out of AliasTy/Unevaluated 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) 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. S-waiting-on-perf Status: Waiting on a perf 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. WG-trait-system-refactor The Rustc Trait System Refactor Initiative (-Znext-solver)
#157918 opened Jun 15, 2026 by lcnr Contributor • Draft
8
Don't suggest adding in to a for loop that already has one 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.
#157917 opened Jun 15, 2026 by onehr Contributor Loading…
1
@folkertdev
2
compiler-builtins: pass -fdebug-compilation-dir=. to fix S_OBJNAME reproducibility on Windows A-compiler-builtins Area: compiler-builtins (https://github.com/rust-lang/compiler-builtins) has-merge-commits PR has merge commits, merge with caution. S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. 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.
#157914 opened Jun 15, 2026 by paradoxicalguy Contributor Loading…
@jieyouxu
9
stabilize str_from_utf16_endian 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. T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#157912 opened Jun 15, 2026 by jnodorp Contributor Loading…
1
@jhpratt
2
Dont rerun stalled goals if erased runs succeeded* 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)
#157910 opened Jun 15, 2026 by jdonszelmann Contributor Loading…
@lcnr
9
ProTip! Exclude everything labeled bug with -label:bug.