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Welcome to the Rust Programming Language Internals Forum
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1
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43874
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July 7, 2014
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Idea / Pre-RFC: Null-free pointers
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74
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1254
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February 19, 2026
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Private unsafe fields are a poorly motivated feature
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171
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2280
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February 18, 2026
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[Pre-pre-RFC] "splatting" for named arguments and function overloading
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29
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702
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February 18, 2026
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Conditions for unsafe code to rely on correctness
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36
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657
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February 18, 2026
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Testing the waters: UMCS (Unified Method Call Syntax)
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17
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556
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February 18, 2026
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Bounds checking optimizations
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10
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284
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February 18, 2026
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Get `&mut Map` back from entry API
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8
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357
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February 16, 2026
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A thought on in-place
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5
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269
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February 16, 2026
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Why isn't Into dyn compatible
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4
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284
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February 16, 2026
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Category for *-derive crates
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9
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255
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February 15, 2026
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Contributor Responsibility and Review Cost in the Age of Code Generation
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8
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234
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February 15, 2026
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New target triple for wasm builtins?
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6
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179
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February 15, 2026
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What prevents Cargo from adding `[bench/bin/example-dependencies]`?
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13
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308
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February 15, 2026
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Method auto-(de)ref (and lack of it) in RFC 132 ufcs
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4
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175
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February 14, 2026
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Pre-RFC: Function parameter defaults
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0
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202
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February 14, 2026
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Using pre-2015 Rust
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3
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225
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February 14, 2026
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Why is `ToOwned` in `alloc`?
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9
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429
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February 13, 2026
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Pre-RFC: Rust Safety Standard
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74
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1413
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February 13, 2026
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Federated Registries?
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4
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257
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February 11, 2026
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Generalized binder types
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3
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227
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February 11, 2026
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Rust 1.93.1 pre-release testing
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0
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175
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February 11, 2026
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What’s where [(); SIZE + Kind::EXTRA]:?
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6
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441
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February 11, 2026
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[Idea/Pre-Pre-RFC] Additional exhaustiveness checking
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4
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366
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February 11, 2026
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FFI-proof slice::from_raw_parts
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13
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509
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February 10, 2026
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Looking for use cases of both using keyword `Self` and restricting to select inherent method somehow
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7
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282
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February 10, 2026
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Offset_of_val!
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19
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658
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February 9, 2026
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What's the status of feature try_reserve?
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0
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175
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February 7, 2026
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Pre-RFC: Place traits
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9
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928
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February 6, 2026
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Async/await optimizations could make language even more powerful
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4
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426
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February 6, 2026
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