Vendor things

third-party/vendor/zerocopy-derive/tests/paths_and_modules.rs

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+// 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.
+
+#![allow(warnings)]
+
+use zerocopy::{AsBytes, FromBytes, FromZeroes, Unaligned};
+
+// Ensure that types that are use'd and types that are referenced by path work.
+
+mod foo {
+    use zerocopy::{AsBytes, FromBytes, FromZeroes, Unaligned};
+
+    #[derive(FromZeroes, FromBytes, AsBytes, Unaligned)]
+    #[repr(C)]
+    pub struct Foo {
+        foo: u8,
+    }
+
+    #[derive(FromZeroes, FromBytes, AsBytes, Unaligned)]
+    #[repr(C)]
+    pub struct Bar {
+        bar: u8,
+    }
+}
+
+use foo::Foo;
+
+#[derive(FromZeroes, FromBytes, AsBytes, Unaligned)]
+#[repr(C)]
+struct Baz {
+    foo: Foo,
+    bar: foo::Bar,
+}