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firefox/third_party/rust/anyhow/tests/test_ffi.rs
Daniel Baumann 5e9a113729
Adding upstream version 140.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-25 09:37:52 +02:00

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Rust

#![deny(improper_ctypes, improper_ctypes_definitions)]
use anyhow::anyhow;
#[no_mangle]
pub extern "C" fn anyhow1(err: anyhow::Error) {
println!("{:?}", err);
}
#[no_mangle]
pub extern "C" fn anyhow2(err: &mut Option<anyhow::Error>) {
*err = Some(anyhow!("ffi error"));
}
#[no_mangle]
pub extern "C" fn anyhow3() -> Option<anyhow::Error> {
Some(anyhow!("ffi error"))
}