]> git.proxmox.com Git - rustc.git/blob - src/test/run-pass/unique-ffi-symbols.rs
Imported Upstream version 1.9.0+dfsg1
[rustc.git] / src / test / run-pass / unique-ffi-symbols.rs
1 // Copyright 2016 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
4 //
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
10
11 // We used to have a __rust_abi shim that resulted in duplicated symbols
12 // whenever the item path wasn't enough to disambiguate between them.
13 fn main() {
14 let a = {
15 extern fn good() -> i32 { return 0; }
16 good as extern fn() -> i32
17 };
18 let b = {
19 extern fn good() -> i32 { return 5; }
20 good as extern fn() -> i32
21 };
22
23 assert!(a != b);
24 assert_eq!((a(), b()), (0, 5));
25 }