rust/tests/run-pass/used_underscore_binding_macro.rs
2018-10-06 09:43:08 -07:00

32 lines
847 B
Rust

// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#![feature(tool_lints)]
#![allow(clippy::useless_attribute)] //issue #2910
#[macro_use]
extern crate serde_derive;
/// Test that we do not lint for unused underscores in a `MacroAttribute`
/// expansion
#[deny(clippy::used_underscore_binding)]
#[derive(Deserialize)]
struct MacroAttributesTest {
_foo: u32,
}
#[test]
fn macro_attributes_test() {
let _ = MacroAttributesTest { _foo: 0 };
}
fn main() {}