1 // Copyright 2014 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 #![feature(box_syntax)]
13 // Test for what happens when a type parameter `A` is closed over into
14 // an object. This should yield errors unless `A` (and the object)
15 // both have suitable bounds.
17 trait SomeTrait { fn get(&self) -> isize; }
19 fn make_object1<A:SomeTrait>(v: A) -> Box<SomeTrait+'static> {
20 box v as Box<SomeTrait+'static>
21 //~^ ERROR the parameter type `A` may not live long enough
24 fn make_object2<'a,A:SomeTrait+'a>(v: A) -> Box<SomeTrait+'a> {
25 box v as Box<SomeTrait+'a>
28 fn make_object3<'a,'b,A:SomeTrait+'a>(v: A) -> Box<SomeTrait+'b> {
29 box v as Box<SomeTrait+'b>
30 //~^ ERROR the parameter type `A` may not live long enough