// MIR for `main` after PreCodegen

fn main() -> () {
    let mut _0: ();
    scope 1 {
        debug x => const 4_i32;
        scope 2 {
            debug y => const 3_i32;
            scope 3 {
                debug z => const 42_u32;
            }
        }
    }

    bb0: {
        return;
    }
}