language design


Unsafe Code Guidelines A place to raise questions and discuss what kind of unsafe code should be legal.
Topic Replies Views Activity
About the language design category
language design
1 1500 March 25, 2019
Bikeshed: "read-only" (kinda) field syntax
language design
43 876 August 10, 2022
Sealed traits
language design
61 1695 August 10, 2022
Allow non-`mut` statics in patterns
language design
11 433 August 10, 2022
Synchronized FFI access to POSIX environment variable functions
Unsafe Code Guidelines
280 12742 August 9, 2022
Transmuting fat pointers
Unsafe Code Guidelines
3 214 August 9, 2022
Pre-RFC: More general binary search
language design
3 209 August 9, 2022
Various suggestions - empty impls, empty traits, struct field traits,
language design
10 331 August 8, 2022
Add a way to iterate over all values in any enum
language design
4 331 August 7, 2022
Arc subtypes
language design
4 362 August 7, 2022
Ranged integers for performance
language design
15 445 August 5, 2022
Version-based visibility to make the language&ecosystem more stable
language design
12 397 August 4, 2022
Do function pointers require provenance? ⁠fn() -> usize -> fn()
Unsafe Code Guidelines
5 404 August 4, 2022
Is casting `&Dst` to `&Newtype(Dst)` actually sound?
Unsafe Code Guidelines
11 493 August 3, 2022
#[cmp(ignore)] attribute for deriving `*Eq`, `*Ord`, `Hash`
language design
18 637 August 2, 2022
Extending implicit coercion of function items to function pointers during trait resolution
language design
16 431 August 2, 2022
Bug or arcane orphan rules?
language design
4 353 August 1, 2022
Idea/Pre-RFC: Runtime-erased types and reflections around object safety
language design
14 374 August 1, 2022
Allow refrence cycles in constants
language design
1 288 July 30, 2022
Allow pinning variables to a scope and introduce lifetime 'self
language design
1 274 July 28, 2022
Append/Push syntax for arrays versus dedicated methods versus ops::{Add, Sub}
language design
16 629 July 28, 2022
Do lifetimes *have* to be erased at runtime?
language design
11 661 July 26, 2022
Semantics of AsRef
language design
16 1093 July 26, 2022
`_` placeholders in type aliases with defaulted generics
language design
1 237 July 24, 2022
Implied lifetime of parameter to FnOnce trait
language design
18 248 July 23, 2022
[Idea] Object safe async trait methods
language design
2 267 July 22, 2022
MSRV-Specific Code
language design
16 607 July 22, 2022
Phantom dependencies
language design
7 363 July 21, 2022
RFC: $crate for proc_macro
language design
15 461 July 21, 2022
Negation or "else"-like block for macro optionals
language design
5 480 July 19, 2022