Refactor type memory layouts and ABIs, to be more general and easier to optimize. by eddyb · Pull Request #45225 · rust-lang/rust · GitHub - discu.eu

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A massive refactoring of memory layouts has landed, meaning that types like `Option<Option<bool>>` and `enum A { B(bool), C, D, E }` are now only one byte in memory https://github.com/rust-lang/rust/pull/45225 90 comments 20/11/2017 rust

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This Week in Rust 209 · This Week in Rust https://this-week-in-rust.org/blog/2017/11/21/this-week-in-rust-209/ 20 comments
Optimized enum sizes in Rust | Anthony’s blog https://adeschamps.github.io/enum-size 4 comments

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