// Tests that you can use a fn lifetime parameter as part of // the value for a type parameter in a bound. trait GetRef<'a, T> { fn get(&self) -> &'a T; } struct Box<'a, T:'a> { t: &'a T } impl<'a,T:Clone> GetRef<'a,T> for Box<'a,T> { fn get(&self) -> &'a T { self.t } } fn get<'a,'b,G:GetRef<'a, isize>>(g1: G, b: &'b isize) -> &'b isize { g1.get() //~^ ERROR lifetime may not live long enough } fn main() { }