struct A {
x: Result<(), String>,
}
fn new_foo() -> Result<(), String> {
let x : Result<(), String> = Ok(());
bar(x);
Ok(())
}
fn bar(x: Result<(), String>) {
let _y = x?;
let a = A {x: Ok(())};
match a.x? {
() => (),
};
}
fn main() {
new_foo().unwrap();
}