Rust
Rust 1.85-1.93 Knowledge Patch
Claude's baseline knowledge covers Rust through 1.84. This skill provides features from 1.85 (Feb 2025) through 1.93 (Jan 2026).
Quick Reference
Edition 2024 (Major Changes)
| Change | Migration |
|---|---|
unsafe extern "C" {} |
Add unsafe to extern blocks |
#[unsafe(no_mangle)] |
Wrap unsafe attrs in unsafe() |
unsafe {} in unsafe fns |
Explicit unsafe blocks required |
static mut denied |
Use atomics/sync primitives |
gen reserved |
Rename identifiers |
set_var/remove_var unsafe |
Wrap in unsafe {} |
Let chains (Edition 2024 only):
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