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Issues: rust-lang/rust

Draft release notes for 1.87
#140133 opened Apr 21, 2025 by BoxyUwU
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Issues list

rustdoc: split out trait implementer's notes from method docs C-feature-request Category: A feature request, i.e: not implemented / a PR. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue.
#139855 opened Apr 15, 2025 by llogiq
5
Unsized types in required trait methods A-dyn-trait Area: trait objects, vtable layout A-lints Area: Lints (warnings about flaws in source code) such as unused_mut. C-feature-request Category: A feature request, i.e: not implemented / a PR. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-lang Relevant to the language team, which will review and decide on the PR/issue. T-types Relevant to the types team, which will review and decide on the PR/issue.
#134475 opened Dec 18, 2024 by ionicmc-rs
9
proc-macros should not automatically error on token groups that are "locally" syntactically correct A-macros Area: All kinds of macros (custom derive, macro_rules!, proc macros, ..) C-feature-request Category: A feature request, i.e: not implemented / a PR. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#108385 opened Feb 23, 2023 by AaronKutch
6
rustdoc: Add support for local resources needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. S-blocked Status: Blocked on something else such as an RFC or other implementation work. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue.
#107640 opened Feb 3, 2023 by GuillaumeGomez Loading…
1
@notriddle
18
Modules loaded using #[path] are seemingly treated like mod.rs files even when they're not C-bug Category: This is a bug. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#104705 opened Nov 22, 2022 by ilyvion
5
Associated functions of generic types are not static needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-types Relevant to the types team, which will review and decide on the PR/issue.
#89667 opened Oct 8, 2021 by camsteffen
3
Tracking issue: deref patterns A-patterns Relating to patterns and pattern matching C-tracking-issue Category: An issue tracking the progress of sth. like the implementation of an RFC F-deref_patterns `#![feature(deref_patterns)]` needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. S-tracking-design-concerns Status: There are blocking design concerns. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#87121 opened Jul 14, 2021 by nrc
1 of 6 tasks
66
Tracking Issue for RFC 2948: Portable SIMD A-SIMD Area: SIMD (Single Instruction Multiple Data) A-target-feature Area: Enabling/disabling target features like AVX, Neon, etc. C-tracking-issue Category: An issue tracking the progress of sth. like the implementation of an RFC needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. PG-portable-simd Project group: Portable SIMD (https://github.com/rust-lang/project-portable-simd) T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#86656 opened Jun 27, 2021 by calebzulawski
1 of 9 tasks
37
Stabilize #![feature(staged_api)] A-rustdoc-ui Area: Rustdoc UI (generated HTML) C-feature-request Category: A feature request, i.e: not implemented / a PR. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue.
#79663 opened Dec 3, 2020 by GuillaumeGomez
11
Tracking Issue for const_heap A-allocators Area: Custom and system allocators A-const-eval Area: Constant evaluation, covers all const contexts (static, const fn, ...) C-tracking-issue Category: An issue tracking the progress of sth. like the implementation of an RFC F-const_heap `#[feature(const_heap)]` Libs-Tracked Libs issues that are tracked on the team's project board. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. S-tracking-impl-incomplete Status: The implementation is incomplete. T-lang Relevant to the language team, which will review and decide on the PR/issue. T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#79597 opened Dec 1, 2020 by oli-obk
3 tasks
15
Interactions in type_alias_impl_trait and associated_type_defaults C-feature-request Category: A feature request, i.e: not implemented / a PR. F-associated_type_defaults `#![feature(associated_type_defaults)]` F-type_alias_impl_trait `#[feature(type_alias_impl_trait)]` needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. requires-nightly This issue requires a nightly compiler in some way. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#71083 opened Apr 13, 2020 by Centril
2
Tracking issue for negative impls A-trait-system Area: Trait system B-experimental Blocker: In-tree experiment; RFC pending, not yet approved or unneeded (requires FCP to stabilize). B-unstable Blocker: Implemented in the nightly compiler and unstable. C-tracking-issue Category: An issue tracking the progress of sth. like the implementation of an RFC F-negative_impls #![feature(negative_impls)] needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. S-tracking-impl-incomplete Status: The implementation is incomplete. S-tracking-needs-summary Status: It's hard to tell what's been done and what hasn't! Someone should do some investigation. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#68318 opened Jan 17, 2020 by nikomatsakis
2 tasks
46
Support index size != pointer width A-type-system Area: Type system C-feature-request Category: A feature request, i.e: not implemented / a PR. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-lang Relevant to the language team, which will review and decide on the PR/issue. T-types Relevant to the types team, which will review and decide on the PR/issue.
#65473 opened Oct 16, 2019 by nw0
13
Const validation rejects references that might be dangling (but could actually be valid at run-time) A-const-eval Area: Constant evaluation, covers all const contexts (static, const fn, ...) C-feature-request Category: A feature request, i.e: not implemented / a PR. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. requires-nightly This issue requires a nightly compiler in some way. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#63197 opened Aug 1, 2019 by axos88
56
allow(deprecated) is too coarse-grained, should take a path A-attributes Area: Attributes (`#[…]`, `#![…]`) A-frontend Area: Compiler frontend (errors, parsing and HIR) A-lints Area: Lints (warnings about flaws in source code) such as unused_mut. C-feature-request Category: A feature request, i.e: not implemented / a PR. L-deprecated Lint: deprecated needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#62398 opened Jul 5, 2019 by RalfJung
13
Request: Make std::marker::Freeze pub again C-feature-request Category: A feature request, i.e: not implemented / a PR. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#60715 opened May 10, 2019 by mtak-
52
Add a new --error-format human-sorted for the test harness libtest // --message-format for cargo test A-CLI Area: Command-line interface (CLI) to the compiler A-libtest Area: `#[test]` / the `test` library C-feature-request Category: A feature request, i.e: not implemented / a PR. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#60083 opened Apr 18, 2019 by adamchalmers
attribute to reserve None value on Option<enum> A-enum Area: Enums (discriminated unions, or more generally ADTs (algebraic data types)) A-FFI Area: Foreign function interface (FFI) C-feature-request Category: A feature request, i.e: not implemented / a PR. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#59788 opened Apr 8, 2019 by npmccallum
3
Consider aggregate types containing unconstructable types to also be unconstructable A-type-system Area: Type system needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-lang Relevant to the language team, which will review and decide on the PR/issue. T-types Relevant to the types team, which will review and decide on the PR/issue.
#58374 opened Feb 11, 2019 by eira-fransham
8
Tracking issue for making dbg!(x) work in const fn A-const-eval Area: Constant evaluation, covers all const contexts (static, const fn, ...) A-fmt Area: `core::fmt` C-tracking-issue Category: An issue tracking the progress of sth. like the implementation of an RFC Libs-Tracked Libs issues that are tracked on the team's project board. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. S-blocked Status: Blocked on something else such as an RFC or other implementation work. S-tracking-design-concerns Status: There are blocking design concerns. T-lang Relevant to the language team, which will review and decide on the PR/issue. T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#58278 opened Feb 8, 2019 by Centril
@oli-obk
30
Compiler should be able to compile EnumVariant(foo) == function_returning_enum() without PartialEq C-feature-request Category: A feature request, i.e: not implemented / a PR. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#57782 opened Jan 20, 2019 by In-line
3
Can't assign results of generic functions to const variables A-diagnostics Area: Messages for errors, warnings, and lints A-trait-system Area: Trait system A-type-system Area: Type system C-bug Category: This is a bug. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-lang Relevant to the language team, which will review and decide on the PR/issue. T-types Relevant to the types team, which will review and decide on the PR/issue.
#57775 opened Jan 20, 2019 by moxian
10
rustdoc support for per-parameter documentation A-attributes Area: Attributes (`#[…]`, `#![…]`) C-feature-request Category: A feature request, i.e: not implemented / a PR. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue.
#57525 opened Jan 11, 2019 by kvark
46
Using types like i1, u24, or other nonstandard integer sizes. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#54855 opened Oct 5, 2018 by moonheart08
4
'static lifetime elision in associated constants should mirror normal non-associated constants A-associated-items Area: Associated items (types, constants & functions) A-lifetimes Area: Lifetimes / regions C-feature-request Category: A feature request, i.e: not implemented / a PR. needs-rfc This change is large or controversial enough that it should have an RFC accepted before doing it. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#51370 opened Jun 5, 2018 by Boscop
4
ProTip! no:milestone will show everything without a milestone.