To be clear, Rust has this exact same functionality, with an intrinsic as well as a regular function that wraps said intrinsic. The only difference is that it’

To be clear, Rust has this exact same functionality, with an intrinsic as well as a regular function that wraps said intrinsic. The only difference is that it’s marked unsafe. https://doc.rust-lang.org/std/hint/fn.unreachable_unchecked.html https://doc.rust-lang.org/std/hint/fn.unreachable_unchecked.... There is a safe version that is just a wrapper around panic! with a standardized message.