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1 | // Copyright 2012 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 | ||
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11 | // Test a foreign function that accepts and returns a struct |
12 | // by value. | |
223e47cc | 13 | |
c34b1796 | 14 | #[derive(Copy, Clone, PartialEq, Debug)] |
1a4d82fc | 15 | pub struct TwoU32s { |
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16 | one: u32, two: u32 |
17 | } | |
18 | ||
476ff2be | 19 | #[link(name = "rust_test_helpers", kind = "static")] |
1a4d82fc | 20 | extern { |
970d7e83 | 21 | pub fn rust_dbg_extern_identity_TwoU32s(v: TwoU32s) -> TwoU32s; |
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22 | } |
23 | ||
24 | pub fn main() { | |
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25 | unsafe { |
26 | let x = TwoU32s {one: 22, two: 23}; | |
27 | let y = rust_dbg_extern_identity_TwoU32s(x); | |
28 | assert_eq!(x, y); | |
29 | } | |
223e47cc | 30 | } |