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Welcome to the Rust Programming Language Internals Forum
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1
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44168
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July 7, 2014
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Another Experiment To Make Unsafe Rust Safer: Preventing UB In MaybeUninit With Compile Time Error
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12
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220
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May 23, 2026
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Wasm32: Rust should not spill v128 function params into shadow stack
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2
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383
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May 23, 2026
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Per-package-target feature unification
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2
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180
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May 22, 2026
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Pre-RFC improved ergonomics for `!`
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12
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663
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May 22, 2026
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[Pre-RFC] Make some feature-detected function-to-fn-pointer casts safe through ZST token types
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0
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75
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May 22, 2026
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Hope to improve the error messages of cargo or rustup
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2
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163
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May 22, 2026
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Reducing Raw Pointer Footguns: Preventing Reference Aliasing Violations at Compile Time
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41
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764
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May 21, 2026
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Pre-RFC: Mutually-excusive, global features
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53
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8070
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May 21, 2026
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[Pre-RFC] BTF relocations
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24
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1453
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May 20, 2026
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Semantic of smart pointers
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2
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308
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May 19, 2026
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Mutually exclusive traits
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3
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380
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May 18, 2026
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Could you borrow a bit?
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15
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599
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May 18, 2026
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InteriorAssign trait { a := b }
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31
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739
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May 17, 2026
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Is it possible to define various level for safety?
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4
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423
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May 17, 2026
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`Instant::PAST_VALUE` constant?
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15
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694
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May 16, 2026
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Matching keywords in declarative macros with `empty` macro fragments OR named repetition groups
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2
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132
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May 16, 2026
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Where the beta compiler(maybe stage0?) come from?
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2
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182
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May 15, 2026
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Include racy reads in Rust memory model with `MaybeInvalid<T>`
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18
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892
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May 15, 2026
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Signal semantics for Rust
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4
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645
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May 14, 2026
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core::path::Path
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7
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566
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May 12, 2026
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Rustc lexer diagnostics feature request: Color highlight acceptable characters
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2
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329
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May 11, 2026
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[Pre-RFC] target-glibc: Proposal to add native support for GLIBC versions for the -gnu targets
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16
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693
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May 11, 2026
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Type inference failure when accessing a value before its type is resolved
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8
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404
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May 10, 2026
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[Pre-RFC] Peeking from Peekable with less unwrapping
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4
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404
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May 8, 2026
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Request: Provide an official way to *deprecate* a crate. NOT yank. Yank is stupid
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26
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1359
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May 8, 2026
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Sized (or Sizeable) str, e.g. str<const N: usize>
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10
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611
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May 8, 2026
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Pre-RFC: `pub(api)` visibility, and static enforcement of crate-internal API boundaries
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13
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723
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May 7, 2026
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[Pre-RFC] DNS domains as package namespaces
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68
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1799
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May 7, 2026
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`std::marker::PhantomUnsized` marker type
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5
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480
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May 6, 2026
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