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Potentially valid code doesn't compile - a silly error message

A-async-closures`async || {}``async || {}`

A-diagnosticsArea: Messages for errors, warnings, and lintsArea: Messages for errors, warnings, and lints

D-confusingDiagnostics: Confusing error or lint that should be reworked.Diagnostics: Confusing error or lint that should be reworked.

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.

#147389�?In rust-lang/rust;

· vporton opened on Oct 5, 2025

Tracking issue for release notes of #147382: unused_must_use: Don't warn on <code>Result&lt;(), Uninhabited&gt;</code>

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

release-blog-postMarks issues tracking what text to put in the release blog post.Marks issues tracking what text to put in the release blog post.

relnotesMarks issues that should be documented in the release notes of the next release.Marks issues that should be documented in the release notes of the next release.

relnotes-tracking-issueMarks issues tracking what text to put in release notes.Marks issues tracking what text to put in release notes.

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-langRelevant to the language teamRelevant to the language team

Status: Open.

#147383�?In rust-lang/rust;

· rustbot opened on Oct 5, 2025

some pub functions not in output library when building for x86_64-uknown-linux-none

C-discussionCategory: Discussion or questions that doesn't represent real issues.Category: Discussion or questions that doesn't represent real issues.

Status: Open.

#147381�?In rust-lang/rust;

· wadsaek opened on Oct 5, 2025

Documentation site lacks version selection

A-docsArea: Documentation for any part of the project, including the compiler, standard library, and toolsArea: Documentation for any part of the project, including the compiler, standard library, and tools

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.

#147380�?In rust-lang/rust;

· gdennie opened on Oct 5, 2025

Tracking issue for enabling main rust-analyzer tests in r-l/r CI

A-CIArea: Our Github Actions CIArea: Our Github Actions CI

A-test-infraArea: test infrastructure (may span bootstrap/compiletest/more)Area: test infrastructure (may span bootstrap/compiletest/more)

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

T-bootstrapRelevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)

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

T-rust-analyzerRelevant to the rust-analyzer team, which will review and decide on the PR/issue.Relevant to the rust-analyzer team, which will review and decide on the PR/issue.

Status: Open.

#147370�?In rust-lang/rust;

· jieyouxu opened on Oct 5, 2025

ICE: <code>"'"</code> isn't <code>""</code>

C-bugCategory: This is a bug.Category: This is a bug.

I-ICEIssue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️

requires-debug-assertionsThis issue requires a build of rustc or tooling with debug-assertions in some wayThis issue requires a build of rustc or tooling with debug-assertions in some way

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.

#147365�?In rust-lang/rust;

· matthiaskrgr opened on Oct 5, 2025

False positive in bound for is not a trait

A-diagnosticsArea: Messages for errors, warnings, and lintsArea: Messages for errors, warnings, and lints

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.

#147356�?In rust-lang/rust;

· A4-Tacks opened on Oct 5, 2025

Tracking issue for release notes of #145608: Prevent downstream <code>impl DerefMut for Pin&lt;LocalType&gt;</code>

A-pinArea: PinArea: Pin

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

relnotesMarks issues that should be documented in the release notes of the next release.Marks issues that should be documented in the release notes of the next release.

relnotes-tracking-issueMarks issues tracking what text to put in release notes.Marks issues tracking what text to put in release notes.

T-langRelevant to the language teamRelevant to the language team

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

Status: Open.

#147347�?In rust-lang/rust;

· rustbot opened on Oct 4, 2025

Tracking issue for release notes of #138799: core: simplify <code>Extend</code> for tuples

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

relnotesMarks issues that should be documented in the release notes of the next release.Marks issues that should be documented in the release notes of the next release.

relnotes-tracking-issueMarks issues tracking what text to put in release notes.Marks issues tracking what text to put in release notes.

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.

#147344�?In rust-lang/rust;

· rustbot opened on Oct 4, 2025

Confusing error when using <code>self</code> to instantiate tuple struct with private field

A-diagnosticsArea: Messages for errors, warnings, and lintsArea: Messages for errors, warnings, and lints

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.

#147343�?In rust-lang/rust;

· lnicola opened on Oct 4, 2025

Guarantee needs_drop::&lt;T&gt;() thread-local variables are destroyed at a well-defined point

A-destructorsArea: Destructors (`Drop`, …)Area: Destructors (`Drop`, …)

A-thread-localsArea: Thread local storage (TLS)Area: Thread local storage (TLS)

C-discussionCategory: Discussion or questions that doesn't represent real issues.Category: Discussion or questions that doesn't represent real issues.

T-langRelevant to the language teamRelevant to the language team

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

Status: Open.

#147342�?In rust-lang/rust;

· orlp opened on Oct 4, 2025

Suboptimal layout for nested enums

A-layoutArea: Memory layout of typesArea: Memory layout of types

C-optimizationCategory: An issue highlighting optimization opportunities or PRs implementing suchCategory: An issue highlighting optimization opportunities or PRs implementing such

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.

#147341�?In rust-lang/rust;

· moulins opened on Oct 4, 2025