Search results

bootstrap doesn't handle LLVM submodule updates

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

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)

Status: Open.

#152969 In rust-lang/rust;

· ZuseZ4 opened on Feb 22, 2026

[ICE]: mgca: broken mir <code>Failed subtyping u8 and usize</code>

-Zvalidate-mirUnstable option: MIR validationUnstable option: MIR validation

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

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

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

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-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.

#152962 In rust-lang/rust;

· matthiaskrgr opened on Feb 22, 2026

Regression in <code>rgb</code> with <code>as_mut_slice</code>

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

P-criticalCritical priorityCritical priority

regression-from-stable-to-nightlyPerformance or correctness regression from stable to nightly.Performance or correctness regression from stable to nightly.

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.

#152961 In rust-lang/rust;

· JonathanBrouwer opened on Feb 22, 2026

Tracking Issue for extending std::fs::Permissions on Windows

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.

#152956 In rust-lang/rust;

· asder8215 opened on Feb 22, 2026

Tracking issue for release notes of #149783: stabilize <code>cfg_select!</code>

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

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

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

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.

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.

#152944 In rust-lang/rust;

· rustbot opened on Feb 21, 2026

Query depth limit overflow when building matrix_sdk

A-query-systemArea: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)

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

E-needs-mcveCall for participation: This issue has a repro, but needs a Minimal Complete and Verifiable ExampleCall for participation: This issue has a repro, but needs a Minimal Complete and Verifiable Example

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

regression-from-stable-to-nightlyPerformance or correctness regression from stable to nightly.Performance or correctness regression from stable to nightly.

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.

#152942 In rust-lang/rust;

· Chiffario opened on Feb 21, 2026

mGCA: Track whether a const is a type const as part of <code>DefKind</code>

A-const-genericsArea: const generics (parameters and arguments)Area: const generics (parameters and arguments)

E-mediumCall for participation: Medium difficulty. Experience needed to fix: Intermediate.Call for participation: Medium difficulty. Experience needed to fix: Intermediate.

E-mentorCall for participation: This issue has a mentor. Use #t-compiler/help on Zulip for discussion.Call for participation: This issue has a mentor. Use #t-compiler/help on Zulip for discussion.

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

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.

#152940 In rust-lang/rust;

· BoxyUwU opened on Feb 21, 2026

nightly regression: <code>#[doc(alias)]</code> does not resolve across crate re-imports

A-doc-aliasArea: `#[doc(alias)]`Area: `#[doc(alias)]`

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.

regression-from-stable-to-nightlyPerformance or correctness regression from stable to nightly.Performance or correctness regression from stable to nightly.

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.

#152939 In rust-lang/rust;

· Bromeon opened on Feb 21, 2026

Irrefutable pattern warning is confusing when pattern is on RHS

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.

#152938 In rust-lang/rust;

· Wilfred opened on Feb 21, 2026

[ICE]: <code>arg name already exists</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.

#152936 In rust-lang/rust;

· matthiaskrgr opened on Feb 21, 2026

Tracking issue for release notes of #151603: Stabilize <code>str_as_str</code>

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.

#152920 In rust-lang/rust;

· rustbot opened on Feb 20, 2026

·  

1.95.0

rustdoc: In specific circumstances, links to <code>core</code> items in item signatures are now broken (beta → nightly regression)

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

E-needs-mcveCall for participation: This issue has a repro, but needs a Minimal Complete and Verifiable ExampleCall for participation: This issue has a repro, but needs a Minimal Complete and Verifiable Example

P-highHigh priorityHigh priority

regression-from-stable-to-nightlyPerformance or correctness regression from stable to nightly.Performance or correctness regression from stable to nightly.

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

#152917 In rust-lang/rust;

· fmease opened on Feb 20, 2026