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Coroutine upvars are not required to be live in borrowck if witness has no drop requirements

A-async-awaitArea: Async & AwaitArea: Async & Await

A-borrow-checkerArea: The borrow checkerArea: The borrow checker

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

I-prioritizeIssue: Indicates that prioritization has been requested for this issue.Issue: Indicates that prioritization has been requested for this issue.

I-unsoundIssue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/SoundnessIssue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/Soundness

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.

S-has-bisectionStatus: A bisection has been found for this issueStatus: A bisection has been found for this issue

Status: Open.

#144155 In rust-lang/rust;

·compiler-errors openedon Jul 18, 2025

custom target JSON fields do not error if they have an incorrect type

A-target-specsArea: Compile-target specificationsArea: Compile-target specifications

A-targetsArea: Concerning the implications of different compiler targetsArea: Concerning the implications of different compiler targets

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

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.

#144153 In rust-lang/rust;

·Noratrieb openedon Jul 18, 2025

Rustdoc Index Page should use not use hard-coded values

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

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.

#144147 In rust-lang/rust;

·TroyKomodo openedon Jul 18, 2025

Rustdoc --enable-index-page should work with --merge=finalize

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

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.

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.

#144146 In rust-lang/rust;

·TroyKomodo openedon Jul 18, 2025

(re-)Fix private-in-public for RPITIT

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

F-return_position_impl_trait_in_trait`#![feature(return_position_impl_trait_in_trait)]``#![feature(return_position_impl_trait_in_trait)]`

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.

#144139 In rust-lang/rust;

·compiler-errors openedon Jul 18, 2025

Tracking issue for release notes of #135120: Tracking Issue for <code>const_slice_reverse</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.

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-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.

#144136 In rust-lang/rust;

·rustbot openedon Jul 18, 2025

We don't perform sized elaboration for impl-Trait-in-bindings (trait ascription)

A-impl-traitArea: `impl Trait`. Universally / existentially quantified anonymous types with static dispatch.Area: `impl Trait`. Universally / existentially quantified anonymous types with static dispatch.

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

F-impl_trait_in_bindings`#![feature(impl_trait_in_bindings)]``#![feature(impl_trait_in_bindings)]`

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-typesRelevant to the types team, which will review and decide on the PR/issue.Relevant to the types team, which will review and decide on the PR/issue.

Status: Open.

#144135 In rust-lang/rust;

·fmease openedon Jul 18, 2025

Confusing diagnostic for attributes on types

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

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

A-parserArea: The lexing & parsing of Rust source code to an ASTArea: The lexing & parsing of Rust source code to an AST

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.

#144132 In rust-lang/rust;

·purplesyringa openedon Jul 18, 2025

Wrong diagnostic when calling #[tokio::main] before a non-main function

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.

#144129 In rust-lang/rust;

·0xdidu openedon Jul 18, 2025

Associated Type bound in GAT Parameter incorrectly errors as unsatisfied

A-trait-systemArea: Trait systemArea: Trait system

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

fixed-by-next-solverFixed by the next-generation trait solver, `-Znext-solver`.Fixed by the next-generation trait solver, `-Znext-solver`.

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

Status: Open.

#144127 In rust-lang/rust;

·T0mstone openedon Jul 18, 2025

Missing symbols with <code>optimize = "false"</code> and <code>panic = "abort"</code>

A-linkageArea: linking into static, shared libraries and binariesArea: linking into static, shared libraries and binaries

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

E-needs-investigationCall for partcipation: This issues needs some investigation to determine current statusCall for partcipation: This issues needs some investigation to determine current status

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.

#144121 In rust-lang/rust;

·xdoardo openedon Jul 18, 2025

Tracking Issue for const_bitops

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

S-tracking-unimplementedStatus: The feature has not been implemented.Status: The feature has not been implemented.

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.

#144119 In rust-lang/rust;

·oli-obk openedon Jul 18, 2025