rust/src/test/ui/issues/issue-64593.rs
Josh Stone 9f374da467 Exempt extern "Rust" from improper_ctypes
It should be fine for Rust ABIs to involve any Rust type.
2019-09-20 15:39:34 -07:00

13 lines
202 B
Rust

// check-pass
#![deny(improper_ctypes)]
pub struct Error(std::num::NonZeroU32);
extern "Rust" {
fn foo(dest: &mut [u8]) -> Result<(), Error>;
}
fn main() {
let _ = unsafe { foo(&mut []) };
}