1#[cxx::bridge]
2mod ffi {
3    unsafe extern "C++" {
4        type Opaque;
5        fn f(arg: &mut Opaque);
6        fn g(&mut self);
7        fn h(self: &mut Opaque);
8        fn s(s: &mut CxxString);
9        fn v(v: &mut CxxVector<u8>);
10    }
11
12}
13
14fn main() {}
15