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Additionally in Rust 1.91, the staff has added a warn-by-default lint on uncooked tips that could native variables being returned from capabilities. Though Rust’s borrow checking prevents dangling references from being returned, it doesn’t observe uncooked pointers.
Rust 1.91 additionally stabilizes 60 APIs and makes seven beforehand steady APIs steady in const contexts. The discharge additionally stabilizes the construct.build-dir config of the Cargo bundle supervisor. This config units the listing the place intermediate construct artifacts are saved, the Rust Launch Staff mentioned. These artifacts are produced by Cargo and rustc throughout the construct course of.
Rust 1.91 follows the September 18 launch of Rust 1.90. That launch supplied native help for workspace publishing for Cargo.