1 // Copyright 2023 The Fuchsia Authors
2 //
3 // Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0
4 // <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
5 // license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
6 // This file may not be copied, modified, or distributed except according to
7 // those terms.
8 
9 extern crate zerocopy;
10 
11 use zerocopy::transmute_mut;
12 
main()13 fn main() {}
14 
15 #[derive(zerocopy::FromZeroes, zerocopy::FromBytes)]
16 #[repr(C)]
17 struct Src;
18 
19 #[derive(zerocopy::FromZeroes, zerocopy::FromBytes, zerocopy::AsBytes)]
20 #[repr(C)]
21 struct Dst;
22 
23 // `transmute_mut` requires that the source type implements `AsBytes`
24 const SRC_NOT_AS_BYTES: &mut Dst = transmute_mut!(&mut Src);
25