// FIXME: missing sysroot spans (#53081) // ignore-i586-unknown-linux-gnu // ignore-i586-unknown-linux-musl // ignore-i686-unknown-linux-musl use std::cell::Cell; use std::panic::catch_unwind; fn main() { let mut x = Cell::new(22); catch_unwind(|| { x.set(23); }); //~^ ERROR the type `std::cell::UnsafeCell` may contain interior mutability and a }