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Tracking Issue for <code>static_align</code> - alignment on static items

B-experimentalBlocker: In-tree experiment; RFC pending, not yet approved or unneeded (requires FCP to stabilize). Blocker: In-tree experiment; RFC pending, not yet approved or unneeded (requires FCP to stabilize).

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

F-static_align#![feature(static_align)] #![feature(static_align)]

T-langRelevant to the language team Relevant to the language team

Status: Open.

#146177 In rust-lang/rust;

· folkertdev opened on Sep 3, 2025

Feature request: Strip "Nix-style consecutive shebangs" or introduce limited <code>#</code> line comments

A-grammarArea: The grammar of Rust Area: The grammar of Rust

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

needs-rfcThis change is large or controversial enough that it should have an RFC accepted before doing it. This change is large or controversial enough that it should have an RFC accepted before doing it.

T-langRelevant to the language team Relevant to the language team

Status: Open.

#146138 In rust-lang/rust;

· dpc opened on Sep 2, 2025

<code>format_args!()</code> interacts strangely with <code>$crate</code>

A-fmtArea: `core::fmt` Area: `core::fmt`

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

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.

T-langRelevant to the language team Relevant 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.

#146114 In rust-lang/rust;

· theemathas opened on Sep 2, 2025

A <code>&amp;mut</code> in a const in a referenced literal doesn't get const-promoted

A-constant-promotionArea: constant promotion Area: constant promotion

A-ZSTArea: Zero-sized types (ZSTs). Area: Zero-sized types (ZSTs).

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.

T-langRelevant to the language team Relevant to the language team

Status: Open.

#146108 In rust-lang/rust;

· theemathas opened on Sep 2, 2025

temporary lifetime extension for block tail expressions

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.

needs-fcpThis change is insta-stable, or significant enough to need a team FCP to proceed. This change is insta-stable, or significant enough to need a team FCP to proceed.

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.

T-langRelevant to the language team Relevant to the language team

Status: Draft (not ready).

rust-lang/rustnumber 146098

#146098 In rust-lang/rust;

· dianne opened on Sep 1, 2025

compiler and language documentation disagree on lifetime extension for array expressions

A-arrayArea: `[T; N]` Area: `[T; N]`

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

A-temporary-lifetime-extensionArea: temporary lifetime extension Area: temporary lifetime extension

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

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

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

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 team Relevant to the language team

T-lang-docsRelevant to the lang-docs team. Relevant to the lang-docs team.

Status: Open.

#146092 In rust-lang/rust;

· dianne opened on Sep 1, 2025

Tracking issue for release notes of #145342: fix drop scope for <code>super let</code> bindings within <code>if let</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-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 team Relevant to the language team

Status: Open.

#146002 In rust-lang/rust;

· rustbot opened on Aug 29, 2025

·

1.91.0

Stabilize 28 RISC-V target features (<code>riscv_ratified_v2</code>)

disposition-mergeThis issue / PR is in PFCP or FCP with a disposition to merge it. This issue / PR is in PFCP or FCP with a disposition to merge it.

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.

O-riscvTarget: RISC-V architecture Target: RISC-V architecture

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

proposed-final-comment-periodProposed to merge/close by relevant subteam, see T-<team> label. Will enter FCP once signed off. Proposed to merge/close by relevant subteam, see T-<team> label. Will enter FCP once signed off.

S-waiting-on-documentationStatus: Waiting on approved PRs to documentation before merging Status: Waiting on approved PRs to documentation before merging

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

T-langRelevant to the language team Relevant 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 (in progress).

rust-lang/rustnumber 145948

#145948 In rust-lang/rust;

· a4lg opened on Aug 28, 2025

In consts, values with destructors can be lifetime-extended into statics.

A-const-evalArea: Constant evaluation, covers all const contexts (static, const fn, ...) Area: Constant evaluation, covers all const contexts (static, const fn, ...)

A-temporary-lifetime-extensionArea: temporary lifetime extension Area: temporary lifetime extension

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.

T-langRelevant to the language team Relevant to the language team

Status: Open.

#145868 In rust-lang/rust;

· theemathas opened on Aug 26, 2025

don't apply temporary lifetime extension rules to non-extended <code>super let</code>

beta-nominatedNominated for backporting to the compiler in the beta channel. Nominated for backporting to the compiler in the beta channel.

disposition-mergeThis issue / PR is in PFCP or FCP with a disposition to merge it. This issue / PR is in PFCP or FCP with a disposition to merge it.

final-comment-periodIn the final comment period and will be merged soon unless new substantive objections are raised. In the final comment period and will be merged soon unless new substantive objections are raised.

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.

needs-fcpThis change is insta-stable, or significant enough to need a team FCP to proceed. This change is insta-stable, or significant enough to need a team FCP to proceed.

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-langRelevant to the language team Relevant to the language team

Status: Open (in progress).

rust-lang/rustnumber 145838

#145838 In rust-lang/rust;

· dianne opened on Aug 25, 2025

<code>&amp;raw const</code> can sometimes do temporary lifetime extension

A-raw-pointersArea: raw pointers, MaybeUninit, NonNull Area: raw pointers, MaybeUninit, NonNull

A-temporary-lifetime-extensionArea: temporary lifetime extension Area: temporary lifetime extension

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.

T-langRelevant to the language team Relevant to the language team

Status: Open.

#145813 In rust-lang/rust;

· theemathas opened on Aug 24, 2025

<code>pin!()</code> changed temporary lifetime extension behavior in version 1.88.0 with edition 2024 tail expression temporary scopes

A-pinArea: Pin Area: Pin

A-temporary-lifetime-extensionArea: temporary lifetime extension Area: temporary lifetime extension

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

F-super_letit's super, let's go! it's super, let's go!

I-libs-api-nominatedNominated for discussion during a libs-api team meeting. Nominated for discussion during a libs-api team meeting.

P-highHigh priority High priority

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-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 team Relevant to the language team

Status: Open.

#145784 In rust-lang/rust;

· theemathas opened on Aug 23, 2025