36 lines
1.1 KiB
Rust
36 lines
1.1 KiB
Rust
// Copyright 2013 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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#[packed]
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struct S<T, S> {
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a: T,
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b: u8,
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c: S
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}
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fn main() {
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unsafe {
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let s = S { a: 0xff_ff_ff_ffu32, b: 1, c: 0xaa_aa_aa_aa as i32 };
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let transd : [u8, .. 9] = cast::transmute(s);
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// Don't worry about endianness, the numbers are palindromic.
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assert_eq!(transd,
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[0xff, 0xff, 0xff, 0xff,
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1,
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0xaa, 0xaa, 0xaa, 0xaa]);
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let s = S { a: 1u8, b: 2u8, c: 0b10000001_10000001 as i16};
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let transd : [u8, .. 4] = cast::transmute(s);
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// Again, no endianness problems.
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assert_eq!(transd,
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[1, 2, 0b10000001, 0b10000001]);
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}
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}
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