- Implemented FnOnce, FnMut, and Fn traits for Box and added coercion of closures into unsafe function pointers.
- Added new compilation targets (armv6/armv7 freebsd, wasm32‑wasi) and expanded std library features: dbg! macro without arguments, AsRawFd for stdio locks, System default, faster ASCII case conversion, ExactSizeIterator for char case iter...
- Stabilized multiple APIs (f32/f64::copysign, RefCell::replace/map, range::contains variants, Option::copied, HashMap entry Sync/Send) and introduced Cargo cdylib link‑arg support.
Rust 1.35.0
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Language: allow shortening lifetimes of &mut during unsize coercions and introduce new lints for invalid runtime symbols and c void return types.