src/test/ui/lifetimes/lifetime-errors/ex1-return-one-existing-name-if-else-using-impl.rs


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18

trait Foo {

    fn foo<'a>(x: &i32, y: &'a i32) -> &'a i32;

}

impl Foo for () {

    fn foo<'a>(x: &i32, y: &'a i32) -> &'a i32 {

        if x > y { x } else { y }
        //~^ ERROR lifetime may not live long enough

    }

}

fn main() {}