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Welcome to the Rust Programming Language Internals Forum
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0
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44590
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June 25, 2014
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Add a formatting specifier to limit the max length displayed of collections
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2
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87
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October 7, 2026
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Unsafe low-level mutex
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15
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577
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October 7, 2026
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Quick Rust Improvement Ideas — Language & Std (Community Brainstorm)
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84
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1657
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October 7, 2026
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Should std have an Arena type?
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3
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348
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October 6, 2026
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VecDeque should expose head via head_index() (or similarly named)
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13
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654
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October 6, 2026
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Why does dyn UnsafeTrait auto-implement UnsafeTrait?
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14
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492
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October 6, 2026
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Final associated constants?
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2
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209
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October 6, 2026
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Aliasing-xor-mutation WITHOUT borrow-checker
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96
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2402
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October 5, 2026
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Pre-RFC: Compile-time conditional branching on trait implementations
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31
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982
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October 5, 2026
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Rust 1.99.0 pre-release testing
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5
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642
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October 5, 2026
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`std::slice::chunk_by_key` missing - oversight?
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1
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270
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October 2, 2026
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CoercePointee for types that hold metadata with something else aside a ptr
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1
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205
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October 1, 2026
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Pre-RFC: Cromulent Copy Closure Captures
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13
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590
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October 1, 2026
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pre-RFC: LTS for the Rust Toolchain
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165
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5425
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October 1, 2026
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Pre-RFC: Anonymous Trait Impls
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8
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305
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October 1, 2026
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Cargo / crate statistics on nixpkgs of 2300 rust projects
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0
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144
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September 30, 2026
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Pre-RFC: Another attempt to re-design the Try trait - Try::Kind and TryAs
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6
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515
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September 28, 2026
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Is there a reason there's no get_disjoint_mut for BTreeMap?
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3
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297
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September 28, 2026
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Help needed: rust-analyzer error during libs development [solved]
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0
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91
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September 28, 2026
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New keyword idea
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4
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326
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September 27, 2026
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Interpreted MIR for faster dev cycle?
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8
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402
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September 27, 2026
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Trait for peekable iterators
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7
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445
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September 27, 2026
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Process for merging core/alloc/std
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17
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597
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September 25, 2026
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How to do an in-place mapping of values in containers from a T to a newtype wrapper of T?
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24
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706
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September 23, 2026
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Does rust abstract file operations incorrectly?
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80
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1931
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September 21, 2026
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Nudging users off 2015 edition
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41
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2140
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September 20, 2026
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AI skills based on official guidelines
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21
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1227
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September 20, 2026
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Make Vec and String be slices
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15
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1155
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September 17, 2026
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Suggestion on implementation of floating-point computations with different rounding mode
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10
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589
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September 15, 2026
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