mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-01 06:51:58 +00:00
27 lines
554 B
Rust
27 lines
554 B
Rust
// build-pass
|
|
// needs-unwind
|
|
|
|
#![feature(c_unwind)]
|
|
#![warn(ffi_unwind_calls)]
|
|
|
|
mod foo {
|
|
#[no_mangle]
|
|
pub extern "C-unwind" fn foo() {}
|
|
}
|
|
|
|
extern "C-unwind" {
|
|
fn foo();
|
|
}
|
|
|
|
fn main() {
|
|
// Call to Rust function is fine.
|
|
foo::foo();
|
|
// Call to foreign function should warn.
|
|
unsafe { foo(); }
|
|
//~^ WARNING call to foreign function with FFI-unwind ABI
|
|
let ptr: extern "C-unwind" fn() = foo::foo;
|
|
// Call to function pointer should also warn.
|
|
ptr();
|
|
//~^ WARNING call to function pointer with FFI-unwind ABI
|
|
}
|