rust/tests/ui/uninhabited/privately-uninhabited-dead-code.rs
2024-02-16 20:02:50 +00:00

21 lines
377 B
Rust

//@ build-pass (FIXME(62277): could be check-pass?)
#![deny(unused_variables)]
mod foo {
enum Bar {}
#[allow(dead_code)]
pub struct Foo {
value: Bar, // "privately" uninhabited
}
pub fn give_foo() -> Foo { panic!() }
}
fn main() {
let a = 42;
foo::give_foo();
println!("Hello, {}", a); // ok: we can't tell that this code is dead
}