src/test/ui/async-await/issue-70594.rs

// edition:2018

async fn fun() {
    [1; ().await];
    //~^ error: `await` is only allowed inside `async` functions and blocks
    //~| error: `.await` is not allowed in a `const`
    //~| error: `.await` is not allowed in a `const`
    //~| error: `()` is not a future
}

fn main() {}