| // Copyright 2017 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| trait Trait1<'a> {} |
| trait Trait2<'a, 'b> {} |
| |
| fn f() where |
| for<'a> Trait1<'a>: Trait1<'a>, // OK |
| (for<'a> Trait1<'a>): Trait1<'a>, |
| //~^ ERROR use of undeclared lifetime name `'a` |
| for<'a> for<'b> Trait2<'a, 'b>: Trait2<'a, 'b>, |
| //~^ ERROR use of undeclared lifetime name `'b` |
| //~| ERROR nested quantification of lifetimes |
| {} |
| |
| fn main() {} |
