7437995b3e
This fixes struct passing abi on x86 ffi: Structs are now passed indirectly with byval attribute (as clang does).
31 lines
869 B
Rust
31 lines
869 B
Rust
// Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// Test a foreign function that accepts and returns a struct
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// by value.
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#[deriving(Eq, Show)]
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struct TwoU8s {
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one: u8, two: u8
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}
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#[link(name = "rustrt")]
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extern {
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pub fn rust_dbg_extern_identity_TwoU8s(v: TwoU8s) -> TwoU8s;
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}
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pub fn main() {
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unsafe {
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let x = TwoU8s {one: 22, two: 23};
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let y = rust_dbg_extern_identity_TwoU8s(x);
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assert_eq!(x, y);
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}
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}
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