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Support <code>if let</code> guards in <code>matches!()</code> and <code>assert_matches!()</code>

A-macrosArea: All kinds of macros (custom derive, macro_rules!, proc macros, ..)Area: All kinds of macros (custom derive, macro_rules!, proc macros, ..)

A-patternsRelating to patterns and pattern matchingRelating to patterns and pattern matching

C-feature-requestCategory: A feature request, i.e: not implemented / a PR.Category: A feature request, i.e: not implemented / a PR.

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.

#152313 In rust-lang/rust;

· theemathas opened on Feb 8, 2026

Tracking issue for release notes of #149978: deprecate <code>Eq::assert_receiver_is_total_eq</code> and emit FCW on manual impls

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.

#152303 In rust-lang/rust;

· rustbot opened on Feb 7, 2026

ICE: called <code>Option::unwrap()</code> on a <code>None</code> value

A-dyn-traitArea: trait objects, vtable layoutArea: trait objects, vtable layout

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

F-type_alias_impl_trait`#[feature(type_alias_impl_trait)]``#[feature(type_alias_impl_trait)]`

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

S-has-mcveStatus: A Minimal Complete and Verifiable Example has been found for this issueStatus: A Minimal Complete and Verifiable Example has been found for this issue

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.

#152295 In rust-lang/rust;

· trait-Cong opened on Feb 7, 2026

Tracking issue for MCP 963: Extend the <code> x.py</code> policy for <code>TODO</code> and <code>FIXME</code> to other in-tree projects

B-MCP-approvedBlocker: Approved by an accepted MCP but not yet fully implemented.Blocker: Approved by an accepted MCP but not yet fully implemented.

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-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.

#152280 In rust-lang/rust;

· rustbot opened on Feb 7, 2026

std::env::current_exe should work under masked /proc at Linux

A-processArea: `std::process` and `std::env`Area: `std::process` and `std::env`

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

O-linuxOperating system: LinuxOperating system: Linux

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.

#152269 In rust-lang/rust;

· oech3 opened on Feb 7, 2026

[ICE]: Corrupted .rmeta data causes panic

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) ❄️

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.

#152263 In rust-lang/rust;

· roobie opened on Feb 7, 2026

<code>-Clinker-plugin-lto</code> is required for inlining stdlib with LTO

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

A-LTOArea: Link-time optimization (LTO)Area: Link-time optimization (LTO)

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.

#152262 In rust-lang/rust;

· foxtran opened on Feb 6, 2026

"Out of memory" error when accessing files from wasm32-wasip2 in rust 1.93.0

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.

O-wasiOperating system: Wasi, Webassembly System InterfaceOperating system: Wasi, Webassembly System Interface

O-wasip2Operating System: WASI Preview 2 (*-wasip2)Operating System: WASI Preview 2 (*-wasip2)

regression-from-stable-to-stablePerformance or correctness regression from one stable version to another.Performance or correctness regression from one stable version to another.

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.

#152255 In rust-lang/rust;

· jamespharaoh opened on Feb 6, 2026

Cargo script edition policy (lang/edition aspects)

A-editionsArea: Related to editions collectively or in general (i.e., the mechanism itself).Area: Related to editions collectively or in general (i.e., the mechanism itself).

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

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

I-edition-nominatedNominated for discussion during an edition team meeting.Nominated for discussion during an edition team meeting.

I-lang-nominatedNominated for discussion during a lang team meeting.Nominated for discussion during a lang team meeting.

I-lang-radarItems that are on lang's radar and will need eventual work or consideration.Items that are on lang's radar and will need eventual work or consideration.

P-lang-drag-1Lang team prioritization drag level 1. https://rust-lang.zulipchat.com/#narrow/channel/410516-t-langLang team prioritization drag level 1. https://rust-lang.zulipchat.com/#narrow/channel/410516-t-lang

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

T-editionRelevant to the edition team.Relevant to the edition team.

T-langRelevant to the language teamRelevant to the language team

Status: Open.

#152254 In rust-lang/rust;

· traviscross opened on Feb 6, 2026

Tracking issue for release notes of #151576: Stabilize <code>core::hint::cold_path</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-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.

#152251 In rust-lang/rust;

· rustbot opened on Feb 6, 2026

·  

1.95.0

Tracking issue for release notes of #148738: Tracking Issue for minimal const <code>ControlFlow</code> methods (<code>min_const_control_flow</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.

#152249 In rust-lang/rust;

· rustbot opened on Feb 6, 2026

mGCA: remove parser special case for literals

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

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

S-blockedStatus: Blocked on something else such as an RFC or other implementation work.Status: Blocked on something else such as an RFC or other implementation work.

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.

#152246 In rust-lang/rust;

· BoxyUwU opened on Feb 6, 2026