| // Copyright 2014 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. |
| |
| // Test that `<F as Foo<'a>>::Type: 'b`, where `trait Foo<'a> { Type: |
| // 'a; }`, does not require that `F: 'b`. |
| |
| #![feature(rustc_attrs)] |
| #![allow(dead_code)] |
| |
| trait SomeTrait<'a> { |
| type Type: 'a; |
| } |
| |
| impl<'a: 'c, 'c, T> SomeTrait<'a> for &'c T where T: SomeTrait<'a> { |
| type Type = <T as SomeTrait<'a>>::Type; |
| // ~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| // | |
| // Note that this type must outlive 'a, due to the trait |
| // definition. If we fall back to OutlivesProjectionComponents |
| // here, then we would require that `T:'a`, which is too strong. |
| } |
| |
| #[rustc_error] |
| fn main() { } //~ ERROR compilation successful |
