trait Trait<'a> {} | |
fn f<T: (Copy) + (?Sized) + (for<'a> Trait<'a>)>() {} | |
fn main() { | |
let _: Box<(Copy) + (?Sized) + (for<'a> Trait<'a>)>; | |
//~^ ERROR `?Trait` is not permitted in trait object types | |
let _: Box<(?Sized) + (for<'a> Trait<'a>) + (Copy)>; | |
let _: Box<(for<'a> Trait<'a>) + (Copy) + (?Sized)>; | |
//~^ ERROR `?Trait` is not permitted in trait object types | |
//~| ERROR use of undeclared lifetime name `'a` | |
} |