61 lines
1.8 KiB
Rust
61 lines
1.8 KiB
Rust
// Copyright 2019 The Fuchsia Authors
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//
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// Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0
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// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
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// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
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// This file may not be copied, modified, or distributed except according to
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// those terms.
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// Make sure that macro hygiene will ensure that when we reference "zerocopy",
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// that will work properly even if they've renamed the crate and have not
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// imported its traits.
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// See comment in `include.rs` for why we disable the prelude.
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#![no_implicit_prelude]
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#![allow(warnings)]
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include!("include.rs");
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extern crate zerocopy_renamed as _zerocopy;
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#[derive(_zerocopy::KnownLayout, _zerocopy::FromBytes, _zerocopy::Unaligned)]
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#[zerocopy(crate = "zerocopy_renamed")]
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#[repr(C)]
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struct TypeParams<'a, T, I: imp::Iterator> {
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a: T,
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c: I::Item,
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d: u8,
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e: imp::PhantomData<&'a [::core::primitive::u8]>,
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f: imp::PhantomData<&'static ::core::primitive::str>,
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g: imp::PhantomData<imp::String>,
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}
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util_assert_impl_all!(
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TypeParams<'static, (), imp::IntoIter<()>>:
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_zerocopy::KnownLayout,
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_zerocopy::FromZeros,
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_zerocopy::FromBytes,
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_zerocopy::Unaligned
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);
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// Regression test for #2177.
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//
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// This test ensures that `#[derive(KnownLayout)]` does not trigger the
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// `private_bounds` lint when used on a public struct in a macro.
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mod issue_2177 {
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#![deny(private_bounds)]
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// We need to access `_zerocopy` from the parent module.
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use super::_zerocopy;
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macro_rules! define {
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($name:ident, $repr:ty) => {
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#[derive(_zerocopy::KnownLayout)]
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#[zerocopy(crate = "zerocopy_renamed")]
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#[repr(C)]
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pub struct $name($repr);
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};
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}
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define!(Foo, u8);
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}
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