rfcs

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Conditional visibility: for integration testing purpose.

1

For integration testing purpose, it might be necessary to expose more API surface than usual. While it might be possible to directly add integration testing related support, it might be...

crlf0710

`core::marker::NoCell` in bounds (previously known an `Freeze`)

99

[Rendered](https://github.com/p-avital/rfcs/blob/stabilize-marker-freeze/text/3633-freeze-in-bounds.md)

p-avital

Cargo: providing artifacts (for artifact dependencies) via build.rs

7

This RFC grew out of a discussion on [the artifact dependencies RFC](https://github.com/rust-lang/rfcs/pull/3028/). As an extension of that RFC, some crates will want to supply artifacts via `build.rs`, such as by...

joshtriplett

Externally implementable traits

21

An alternative proposal to #3632. [Rendered](https://github.com/Amanieu/rfcs/blob/extern-impl-trait/text/0000-externally-implementable-traits.md) Tracking: - https://github.com/rust-lang/rust/issues/125418

Amanieu

Supertrait item shadowing v2

63

This is an alternative to #2845 which aims to resolve the [issues](https://github.com/rust-lang/rust/issues/88967) surrounding the stabilization of `Iterator::intersperse`. ## Summary [summary]: #summary When name resolution encounters an ambiguity between 2 trait...

Amanieu

[RFC] On_unimplemented_trait_use

10

# Summary [summary]: #summary Add `[diagnostic::on_unimplemented_trait_use]` in `#[diagnostic]` on structs that will influence error messages emitted by unsatisfied traits bounds. # Motivation [motivation]: #motivation The idea came about when I...

B-2U

Match ergonomics 2024

42

[Rendered](https://github.com/Jules-Bertholet/rfcs/blob/match-ergonomics-2024/text/3627-match-ergonomics-2024.md) Changes to match ergonomics for the 2024 edition. @rustbot label T-lang A-patterns A-edition-2024

Jules-Bertholet

[RFC] externally definable statics

8

This is an alternative to https://github.com/rust-lang/rfcs/pull/3632 [Rendered](https://github.com/m-ou-se/rfcs/blob/extern-static/text/0000-externally-definable-statics.md) Tracking: - https://github.com/rust-lang/rust/issues/125418

m-ou-se

Pre-RFC: Add a built-in support for totality (or non-panicking/aborting) asserting

6

As more and more things get failable or fault-tolerant variants (I'm not even going to *try* to list them all), and as Rust finds its way into more stability-critical systems...

dead-claudia

RFC: Cargo feature deprecation

1

[Rendered](https://github.com/tgross35/rfcs/blob/feature-deprecation/text/3486-feature-deprecation.md) RFC for `feature-deprecation` RFC goals: add a way to deprecate Cargo features This was split from https://github.com/rust-lang/rfcs/pull/3416 ```toml [features] foo = { enables = [], deprecated = true }...

tgross35