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Welcome to the Rust Programming Language Internals Forum
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1
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44125
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July 7, 2014
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Include racy reads in Rust memory model with `MaybeInvalid<T>`
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10
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449
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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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279
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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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611
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May 11, 2026
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More granual `build.rs` companion: `links.rs`
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6
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427
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April 20, 2026
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Change error message of a failing `assert_eq!`
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30
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1361
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April 10, 2026
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[Pre-pre RFC] Allow exclusion of trait methods for (certain) unsatisfiable where bounds
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5
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249
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April 9, 2026
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Q: Why do match expression need parenthesis for ops to the right but not left?
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7
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606
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April 9, 2026
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Why is `RUSTC_BOOTSTRAP` so actively discouraged?
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17
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977
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April 7, 2026
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The lifecycle of a feature, and where to look for updates
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2
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213
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March 30, 2026
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Compiler should avoid generating very long type name
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10
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848
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March 28, 2026
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Pre-feature request: suppress unused variable warning for unit-type arguments
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16
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483
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March 14, 2026
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Stop including string content in index panics?
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10
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731
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March 13, 2026
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Idea : Lock Free STD Collection
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9
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763
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March 7, 2026
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Should we have set static field for Trait?
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1
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245
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March 6, 2026
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Interior mutability and safety of ownership transfer in Rust
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8
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283
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March 6, 2026
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Pre-RFC: Deprecation and separation of the dead_code lint
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15
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780
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March 4, 2026
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Custom Cargo Command to Show Only Errors (Avoid Setting RustFLAGS Every Time)
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15
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586
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March 3, 2026
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Using pre-2015 Rust
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8
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642
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February 20, 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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325
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February 10, 2026
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What's the status of feature try_reserve?
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0
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205
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February 7, 2026
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Correct term for a “thing that can be moved but also mutated”
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19
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762
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January 28, 2026
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Propagating custom source annotation to LLVM IR
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1
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200
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January 20, 2026
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Ternary Operator
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11
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886
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January 19, 2026
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"arbitrary_self_types" with dyn compatibility
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6
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287
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January 15, 2026
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The case for fallible shrinking in Vec
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5
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415
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January 15, 2026
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Why `Vec` doesn't implement `Unpin` unconditionally like `Box`
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6
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630
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January 13, 2026
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#[repr(align(…))] should allow any constant expression, not just integer literals
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3
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327
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January 13, 2026
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Better codegen for CPU feature detection
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44
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3247
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January 12, 2026
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Win/Mac installer: Pack documentation into single file
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7
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251
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January 1, 2026
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