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[Experiment] Do not emit noalias for inline functions

perf-regressionPerformance regression.Performance regression.

S-waiting-on-perfStatus: Waiting on a perf run to be completed.Status: Waiting on a perf run to be completed.

S-waiting-on-reviewStatus: Awaiting review from the assignee but also interested parties.Status: Awaiting review from the assignee but also interested parties.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open (in progress).

rust-lang/rustnumber 146823

#146823 In rust-lang/rust;

· HKalbasi opened on Sep 20, 2025

perf: change <code>RawVec</code> <code>grow_one</code> from <code>#[inline(never)]</code> to <code>#[inline]</code>

perf-regressionPerformance regression.Performance regression.

S-waiting-on-authorStatus: This is awaiting some action (such as code changes or more information) from the author.Status: This is awaiting some action (such as code changes or more information) from the author.

T-libsRelevant to the library team, which will review and decide on the PR/issue.Relevant to the library team, which will review and decide on the PR/issue.

Status: Draft (not ready).

rust-lang/rustnumber 146819

#146819 In rust-lang/rust;

· rluvaton opened on Sep 20, 2025

[DONT MERGE] externally implementable items

A-attributesArea: Attributes (`#[…]`, `#![…]`)Area: Attributes (`#[…]`, `#![…]`)

A-LLVMArea: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.

perf-regressionPerformance regression.Performance regression.

S-waiting-on-authorStatus: This is awaiting some action (such as code changes or more information) from the author.Status: This is awaiting some action (such as code changes or more information) from the author.

T-clippyRelevant to the Clippy team.Relevant to the Clippy team.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

T-libsRelevant to the library team, which will review and decide on the PR/issue.Relevant to the library team, which will review and decide on the PR/issue.

Status: Draft (not ready).

rust-lang/rustnumber 146348

#146348 In rust-lang/rust;

· jdonszelmann opened on Sep 8, 2025

Remove boxes from ast list elements

perf-regressionPerformance regression.Performance regression.

S-waiting-on-authorStatus: This is awaiting some action (such as code changes or more information) from the author.Status: This is awaiting some action (such as code changes or more information) from the author.

T-clippyRelevant to the Clippy team.Relevant to the Clippy team.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

T-rustfmtRelevant to the rustfmt team, which will review and decide on the PR/issue.Relevant to the rustfmt team, which will review and decide on the PR/issue.

Status: Open (in progress).

rust-lang/rustnumber 146221

#146221 In rust-lang/rust;

· camsteffen opened on Sep 5, 2025

Remove <code>Cased</code> Unicode table

perf-regressionPerformance regression.Performance regression.

S-waiting-on-reviewStatus: Awaiting review from the assignee but also interested parties.Status: Awaiting review from the assignee but also interested parties.

T-libsRelevant to the library team, which will review and decide on the PR/issue.Relevant to the library team, which will review and decide on the PR/issue.

Status: Open (in progress).

rust-lang/rustnumber 146180

#146180 In rust-lang/rust;

· Kmeakin opened on Sep 3, 2025

Disable incr CGU merging

perf-regressionPerformance regression.Performance regression.

S-experimentalStatus: Ongoing experiment that does not require reviewing and won't be merged in its current state.Status: Ongoing experiment that does not require reviewing and won't be merged in its current state.

S-waiting-on-authorStatus: This is awaiting some action (such as code changes or more information) from the author.Status: This is awaiting some action (such as code changes or more information) from the author.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Draft (not ready).

rust-lang/rustnumber 146146

#146146 In rust-lang/rust;

· saethlin opened on Sep 3, 2025

privacy: cache for trait ref in projection

perf-regressionPerformance regression.Performance regression.

S-waiting-on-reviewStatus: Awaiting review from the assignee but also interested parties.Status: Awaiting review from the assignee but also interested parties.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open (in progress).

rust-lang/rustnumber 146128

#146128 In rust-lang/rust;

· bvanjoi opened on Sep 2, 2025

Fix normalization overflow ICEs in monomorphization

perf-regressionPerformance regression.Performance regression.

S-waiting-on-authorStatus: This is awaiting some action (such as code changes or more information) from the author.Status: This is awaiting some action (such as code changes or more information) from the author.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open (in progress).

rust-lang/rustnumber 146096

#146096 In rust-lang/rust;

· adwinwhite opened on Sep 1, 2025

rustdoc: split build_impl into build_{local,external}_impl

perf-regressionPerformance regression.Performance regression.

S-waiting-on-reviewStatus: Awaiting review from the assignee but also interested parties.Status: Awaiting review from the assignee but also interested parties.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

T-rustdocRelevant to the rustdoc team, which will review and decide on the PR/issue.Relevant to the rustdoc team, which will review and decide on the PR/issue.

Status: Open (in progress).

rust-lang/rustnumber 145907

#145907 In rust-lang/rust;

· lolbinarycat opened on Aug 26, 2025

Extended temporary argument to format_args!() in all cases

perf-regressionPerformance regression.Performance regression.

S-waiting-on-reviewStatus: Awaiting review from the assignee but also interested parties.Status: Awaiting review from the assignee but also interested parties.

T-clippyRelevant to the Clippy team.Relevant to the Clippy team.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

T-libsRelevant to the library team, which will review and decide on the PR/issue.Relevant to the library team, which will review and decide on the PR/issue.

Status: Open (in progress).

rust-lang/rustnumber 145882

#145882 In rust-lang/rust;

· m-ou-se opened on Aug 26, 2025

fulfill: dedup newly added obligations

perf-regressionPerformance regression.Performance regression.

S-no-work-capacity-trackingStatus: Exempted from triagebot work capacity tracking.Status: Exempted from triagebot work capacity tracking.

S-waiting-on-authorStatus: This is awaiting some action (such as code changes or more information) from the author.Status: This is awaiting some action (such as code changes or more information) from the author.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

WG-trait-system-refactorThe Rustc Trait System Refactor Initiative (-Znext-solver)The Rustc Trait System Refactor Initiative (-Znext-solver)

Status: Open (in progress).

rust-lang/rustnumber 145714

#145714 In rust-lang/rust;

· lcnr opened on Aug 21, 2025

[EXPERIMENT] Introduce <code>TypingMode::Codegen</code> to avoid layout cycles

perf-regressionPerformance regression.Performance regression.

S-waiting-on-authorStatus: This is awaiting some action (such as code changes or more information) from the author.Status: This is awaiting some action (such as code changes or more information) from the author.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

WG-trait-system-refactorThe Rustc Trait System Refactor Initiative (-Znext-solver)The Rustc Trait System Refactor Initiative (-Znext-solver)

Status: Draft (not ready).

rust-lang/rustnumber 145477

#145477 In rust-lang/rust;

· cjgillot opened on Aug 16, 2025