rust/src/test/ui/rust-2018/remove-extern-crate.rs

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// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// 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.
// run-rustfix
// edition:2018
// compile-pass
// aux-build:remove-extern-crate.rs
#![warn(rust_2018_idioms)]
extern crate core;
extern crate core as another_name;
use remove_extern_crate;
#[macro_use]
extern crate remove_extern_crate as something_else;
fn main() {
another_name::mem::drop(3);
another::foo();
remove_extern_crate::foo!();
bar!();
}
mod another {
extern crate core;
use remove_extern_crate;
pub fn foo() {
core::mem::drop(4);
remove_extern_crate::foo!();
}
}