rust/src/test/run-pass/fn-abi.rs
2014-05-09 21:13:02 -07:00

22 lines
737 B
Rust

// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// Ensure that declarations and types which use `extern fn` both have the same
// ABI (#9309).
extern {
fn printf();
}
pub fn main() {
// Will only type check if the type of _p and the decl of printf use the same ABI
let _p: unsafe extern fn() = printf;
}