You can do this in Rust as well, and it's in fact being done in the compiler: https://github.com/rust-lang/rust/search?p=2&q=TypedArena&unscoped_q=TypedArena ht

You can do this in Rust as well, and it's in fact being done in the compiler: https://github.com/rust-lang/rust/search?p=2&q=TypedArena&unscoped_q=TypedArena https://github.com/rust-lang/rust/search?p=2&q=TypedArena&un... https://docs.rs/rustc-ap-arena/655.0.0/rustc_ap_arena/struct.TypedArena.html https://docs.rs/rustc-ap-arena/655.0.0/rustc_ap_arena/struct... In general, there is bad support in the standard for custom allocators, but there are crates that provide generic custom containers.