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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-12 05:43:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-12 05:43:14 +0000 |
commit | 8dd16259287f58f9273002717ec4d27e97127719 (patch) | |
tree | 3863e62a53829a84037444beab3abd4ed9dfc7d0 /third_party/rust/zerocopy-derive/tests/hygiene.rs | |
parent | Releasing progress-linux version 126.0.1-1~progress7.99u1. (diff) | |
download | firefox-8dd16259287f58f9273002717ec4d27e97127719.tar.xz firefox-8dd16259287f58f9273002717ec4d27e97127719.zip |
Merging upstream version 127.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/zerocopy-derive/tests/hygiene.rs')
-rw-r--r-- | third_party/rust/zerocopy-derive/tests/hygiene.rs | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/third_party/rust/zerocopy-derive/tests/hygiene.rs b/third_party/rust/zerocopy-derive/tests/hygiene.rs new file mode 100644 index 0000000000..b7b838d6c3 --- /dev/null +++ b/third_party/rust/zerocopy-derive/tests/hygiene.rs @@ -0,0 +1,43 @@ +// 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. + +// Make sure that macro hygiene will ensure that when we reference "zerocopy", +// that will work properly even if they've renamed the crate and have not +// imported its traits. + +#![allow(warnings)] + +extern crate zerocopy as _zerocopy; + +#[macro_use] +mod util; + +use std::{marker::PhantomData, option::IntoIter}; + +use static_assertions::assert_impl_all; + +#[derive( + _zerocopy::KnownLayout, _zerocopy::FromZeroes, _zerocopy::FromBytes, _zerocopy::Unaligned, +)] +#[repr(C)] +struct TypeParams<'a, T, I: Iterator> { + a: T, + c: I::Item, + d: u8, + e: PhantomData<&'a [u8]>, + f: PhantomData<&'static str>, + g: PhantomData<String>, +} + +assert_impl_all!( + TypeParams<'static, (), IntoIter<()>>: + _zerocopy::KnownLayout, + _zerocopy::FromZeroes, + _zerocopy::FromBytes, + _zerocopy::Unaligned +); |