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Welcome to the Rust Programming Language Internals Forum
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1
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44183
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July 7, 2014
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Pre-RFC: Guarantee that pointers to `OsStr` has the same layout as pointers to `str`/`[u8]`
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5
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486
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May 27, 2026
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Pre-RFC improved ergonomics for `!`
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19
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1052
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May 27, 2026
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Pre-RFC: Unsafe traits conditionally depending on safe trait behaviour
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6
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228
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May 27, 2026
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[Discussion] Alternative syntax for async iteration: `for async i in stream`?
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7
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443
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May 27, 2026
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Rust 1.96.0 pre-release testing
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7
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427
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May 26, 2026
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What is Allocator::by_ref for?
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10
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426
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May 26, 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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6
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365
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May 25, 2026
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Include racy reads in Rust memory model with `MaybeInvalid<T>`
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26
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1193
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May 25, 2026
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Wasm32: Rust should not spill v128 function params into shadow stack
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4
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506
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May 24, 2026
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Another Experiment To Make Unsafe Rust Safer: Preventing UB In MaybeUninit With Compile Time Error
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15
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413
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May 24, 2026
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Per-package-target feature unification
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2
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214
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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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195
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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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796
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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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8122
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May 21, 2026
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[Pre-RFC] BTF relocations
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24
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1495
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May 20, 2026
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Semantic of smart pointers
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2
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333
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May 19, 2026
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Mutually exclusive traits
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3
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404
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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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627
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May 18, 2026
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InteriorAssign trait { a := b }
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31
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760
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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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438
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May 17, 2026
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`Instant::PAST_VALUE` constant?
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15
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710
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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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134
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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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192
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May 15, 2026
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Signal semantics for Rust
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4
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662
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May 14, 2026
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core::path::Path
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7
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583
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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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333
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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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704
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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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407
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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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409
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May 8, 2026
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