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// run-rustfix
// edition:2018
// check-pass
// aux-build:remove-extern-crate.rs
// compile-flags:--extern remove_extern_crate
#![warn(rust_2018_idioms)]
#![allow(dropping_copy_types)]
//~ WARNING unused extern crate
// Shouldn't suggest changing to `use`, as `another_name`
// would no longer be added to the prelude which could cause
// compilation errors for imports that use `another_name` in other
// modules. See #57672.
extern crate core as another_name;
use remove_extern_crate;
#[macro_use]
extern crate remove_extern_crate as something_else;
// Shouldn't suggest changing to `use`, as the `alloc`
// crate is not in the extern prelude - see #54381.
extern crate alloc;
fn main() {
another_name::mem::drop(3);
another::foo();
with_visibility::foo();
remove_extern_crate::foo!();
bar!();
alloc::vec![5];
}
mod another {
use core; //~ WARNING `extern crate` is not idiomatic
use remove_extern_crate;
pub fn foo() {
core::mem::drop(4);
remove_extern_crate::foo!();
}
}
mod with_visibility {
pub use core; //~ WARNING `extern crate` is not idiomatic
pub fn foo() {
core::mem::drop(4);
remove_extern_crate::foo!();
}
}
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