[Playground link](https://play.rust-lang.org/?gist=fbb623a0c1b4a200a1567b40b8673756&version=nightly&mode=debug&edition=2015) ```rust #![feature(min_const_fn, const_panic)] const fn foo() { panic!("") } fn main() { let _: &'static () = &foo(); } ``` causes an illegal hardware instruction. cc @oli-obk