1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
|
// Copyright 2019 The Fuchsia Authors
//
// Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0
// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
// This file may not be copied, modified, or distributed except according to
// those terms.
extern crate zerocopy;
#[path = "../util.rs"]
mod util;
use core::marker::PhantomData;
use {
static_assertions::assert_impl_all,
zerocopy::{AsBytes, FromBytes, FromZeroes, Unaligned},
};
use self::util::NotZerocopy;
fn main() {}
// Test generic transparent structs
#[derive(AsBytes, FromZeroes, FromBytes, Unaligned)]
#[repr(transparent)]
struct TransparentStruct<T> {
inner: T,
_phantom: PhantomData<()>,
}
// It should be legal to derive these traits on a transparent struct, but it
// must also ensure the traits are only implemented when the inner type
// implements them.
assert_impl_all!(TransparentStruct<NotZerocopy>: FromZeroes);
assert_impl_all!(TransparentStruct<NotZerocopy>: FromBytes);
assert_impl_all!(TransparentStruct<NotZerocopy>: AsBytes);
assert_impl_all!(TransparentStruct<NotZerocopy>: Unaligned);
|