Rust Internals = 40rem)" rel="stylesheet" data-target="discourse-ai_desktop" /> = 40rem)" rel="stylesheet" data-target="discourse-events_desktop" /> = 40rem)" rel="stylesheet" data-target="poll_desktop" /> Topic Replies Views Activity Welcome to the Rust Programming Language Internals Forum 0 44407 June 25, 2014 Pre-RFC: Consider statically-enabled target-features when deciding if calling #[target_feature(enable = "foo")] requires unsafe language design 3 82 August 17, 2026 What is source of provenance for locals of async blocks? Unsafe Code Guidelines 9 201 August 17, 2026 Idea: Alias as a common abstraction over Share and Reborrow language design 9 314 August 17, 2026 Idea: Optics types, combining pattern types and view types language design 13 585 August 17, 2026 Generic Variables: simple implicity context passing language design 36 1069 August 12, 2026 Declarative macro re-invocation using `self!`, and macro arm privacy language design 4 314 August 12, 2026 Prerelease versions aren't usable for shared dependencies cargo 3 561 August 11, 2026 Destructive behaviour of rustup tools and infrastructure 3 491 August 10, 2026 Add citations for official Rust books documentation 3 412 August 9, 2026 Rust-lang/rust LLM policy policy 12 1073 August 9, 2026 Named tuple fields (no type system changes) language design 7 751 August 8, 2026 Feature proposal: Links in crate names cargo 5 390 August 8, 2026 Freezing uninitialized values (freeze loads) language design 46 1624 August 8, 2026 Discussions about the future of atomic primitives in rust language design 20 1137 August 6, 2026 Const-first functions language design 36 1879 August 6, 2026 pre-RFC: LTS for the Rust Toolchain policy 71 2688 August 6, 2026 [feat] `#[doctest(off)]` for forward comment scenario language design 5 243 August 5, 2026 Strong updates status language design 47 3624 August 3, 2026 There should be a primitive int / float trait in core / stdlib language design 19 1300 August 2, 2026 `alloc`-only `HashMap`? libs 20 1509 August 2, 2026 Verbose Documentation for the number types documentation 5 371 July 29, 2026 Can I specify that Cargo’s Git dependencies fetch with `--depth 1`? cargo 5 398 July 28, 2026 Rust-analyzer crash : request handler panicked: `&'^0 [u8] tools and infrastructure 2 250 July 27, 2026 More windowing functions for iterators internals 4 354 July 26, 2026 Clarification on conditional assignment 3 289 July 25, 2026 `const fn` specialization language design 10 590 July 25, 2026 Vibe check: `rem_euclid_unsigned` libs 5 516 July 25, 2026 Why does the Drop trait take a mutable reference? language design 24 1397 July 25, 2026 Two-way vs. one-way unification when resolving traits language design 1 277 July 20, 2026