//@ run-pass #![forbid(improper_ctypes)] #![allow(dead_code)] #[repr(C)] pub struct Foo { size: u8, __value: ::std::marker::PhantomData, } #[repr(C)] pub struct ZeroSizeWithPhantomData(::std::marker::PhantomData); #[repr(C)] pub struct Bar { size: u8, baz: ZeroSizeWithPhantomData, } extern "C" { pub fn bar(_: *mut Foo, _: *mut Bar); } fn main() { }