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track renamed and removed library feature gates

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

A-stabilityArea: `#[stable]`, `#[unstable]` etc.Area: `#[stable]`, `#[unstable]` etc.

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

E-help-wantedCall for participation: Help is requested to fix this issue.Call for participation: Help is requested to fix this issue.

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-staged_api`#![feature(staged_api)]``#![feature(staged_api)]`

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-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.

#141617 In rust-lang/rust;

· jyn514 opened on May 26, 2025

autogenerate compiler flag stubs in the unstable book

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

E-help-wantedCall for participation: Help is requested to fix this issue.Call for participation: Help is requested to fix this issue.

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

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-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.

#141525 In rust-lang/rust;

· jyn514 opened on May 24, 2025

Add support for repetition to <code>proc_macro::quote</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-proc-macrosArea: Procedural macrosArea: Procedural macros

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

E-help-wantedCall for participation: Help is requested to fix this issue.Call for participation: Help is requested to fix this issue.

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

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.

WG-macrosWorking group: MacrosWorking group: Macros

Status: Open.

#140238 In rust-lang/rust;

· tgross35 opened on Apr 24, 2025

Atomic*::as_ptr unnecessarily restricts operations on the pointer to atomic operations

A-atomicArea: Atomics, barriers, and sync primitivesArea: Atomics, barriers, and sync primitives

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

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

T-opsemRelevant to the opsem teamRelevant to the opsem team

Status: Open.

#138246 In rust-lang/rust;

· briansmith opened on Mar 8, 2025

Lint on <code>black_box</code>ing ZSTs

A-lintsArea: Lints (warnings about flaws in source code) such as unused_mut.Area: Lints (warnings about flaws in source code) such as unused_mut.

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

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

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

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.

#137658 In rust-lang/rust;

· tgross35 opened on Feb 26, 2025

Re-exports of hidden items are inconsistent

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

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

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.

#137342 In rust-lang/rust;

· lolbinarycat opened on Feb 20, 2025

Experiment with using <code>HashMap::with_capacity</code> throughout the compiler

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

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.

I-compiletimeIssue: Problems and improvements with respect to compile times.Issue: Problems and improvements with respect to compile times.

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.

#137005 In rust-lang/rust;

· jyn514 opened on Feb 14, 2025

Tracking Issue for enabling the <code>linker-messages</code> lint by default

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

A-linkersArea: linkers... you gotta love linkersArea: linkers... you gotta love linkers

A-lintsArea: Lints (warnings about flaws in source code) such as unused_mut.Area: Lints (warnings about flaws in source code) such as unused_mut.

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

E-help-wantedCall for participation: Help is requested to fix this issue.Call for participation: Help is requested to fix this issue.

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.

L-linker_messagesLint: linker_messagesLint: linker_messages

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.

#136096 In rust-lang/rust;

· jyn514 opened on Jan 26, 2025

Audit <code>run-fail</code> ui tests to see if they need *exact* run stderr/stdout

A-testsuiteArea: The testsuite used to check the correctness of rustcArea: The testsuite used to check the correctness of rustc

C-cleanupCategory: PRs that clean code up or issues documenting cleanup.Category: PRs that clean code up or issues documenting cleanup.

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

E-tediousCall for participation: An issue involves lots of work and is better handled as many small tasks.Call for participation: An issue involves lots of work and is better handled as many small tasks.

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.

#134889 In rust-lang/rust;

· jieyouxu opened on Dec 29, 2024

compiletest: debugger ignore logic papers over debugger failing to init

A-compiletestArea: The compiletest test runnerArea: The compiletest test runner

A-debuginfoArea: Debugging information in compiled programs (DWARF, PDB, etc.)Area: Debugging information in compiled programs (DWARF, PDB, etc.)

A-testsuiteArea: The testsuite used to check the correctness of rustcArea: The testsuite used to check the correctness of rustc

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

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

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-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.

#134469 In rust-lang/rust;

· jieyouxu opened on Dec 18, 2024

Tracking Issue for ui test suite improvements

A-testsuiteArea: The testsuite used to check the correctness of rustcArea: The testsuite used to check the correctness of rustc

C-cleanupCategory: PRs that clean code up or issues documenting cleanup.Category: PRs that clean code up or issues documenting cleanup.

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

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

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

E-tediousCall for participation: An issue involves lots of work and is better handled as many small tasks.Call for participation: An issue involves lots of work and is better handled as many small tasks.

S-tracking-foreverStatus: Never to be closed.Status: Never to be closed.

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.

#133895 In rust-lang/rust;

· jieyouxu opened on Dec 5, 2024

Add a regression test for #132587

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

A-proc-macrosArea: Procedural macrosArea: Procedural macros

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

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

E-needs-testCall for participation: An issue has been fixed and does not reproduce, but no test has been added.Call for participation: An issue has been fixed and does not reproduce, but no test has been added.

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.

#132727 In rust-lang/rust;

· jieyouxu opened on Nov 7, 2024