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 // Test that attempts to implicitly coerce a value into an
12 // object respect the lifetime bound on the object type.
15 impl<'a> Foo for &'a [u8] {}
17 fn a(v: &[u8]) -> Box<Foo + 'static> {
18 let x: Box<Foo + 'static> = Box::new(v);
19 //~^ ERROR explicit lifetime required in the type of `v` [E0621]
23 fn b(v: &[u8]) -> Box<Foo + 'static> {
25 //~^ ERROR explicit lifetime required in the type of `v` [E0621]
28 fn c(v: &[u8]) -> Box<Foo> {
29 // same as previous case due to RFC 599
32 //~^ ERROR explicit lifetime required in the type of `v` [E0621]
35 fn d<'a,'b>(v: &'a [u8]) -> Box<Foo+'b> {
37 //~^ ERROR cannot infer an appropriate lifetime due to conflicting
40 fn e<'a:'b,'b>(v: &'a [u8]) -> Box<Foo+'b> {
41 Box::new(v) // OK, thanks to 'a:'b