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[rustc.git] / src / test / compile-fail / kindck-send-object1.rs
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.
4 //
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.
10
11 // Test which object types are considered sendable. This test
12 // is broken into two parts because some errors occur in distinct
13 // phases in the compiler. See kindck-send-object2.rs as well!
14
15 fn assert_send<T:Send+'static>() { }
16 trait Dummy { }
17
18 // careful with object types, who knows what they close over...
19 fn test51<'a>() {
20 assert_send::<&'a Dummy>();
21 //~^ ERROR : std::marker::Sync` is not satisfied
22 }
23 fn test52<'a>() {
24 assert_send::<&'a (Dummy+Sync)>();
25 //~^ ERROR does not fulfill the required lifetime
26 }
27
28 // ...unless they are properly bounded
29 fn test60() {
30 assert_send::<&'static (Dummy+Sync)>();
31 }
32 fn test61() {
33 assert_send::<Box<Dummy+Send>>();
34 }
35
36 // closure and object types can have lifetime bounds which make
37 // them not ok
38 fn test_71<'a>() {
39 assert_send::<Box<Dummy+'a>>();
40 //~^ ERROR : std::marker::Send` is not satisfied
41 }
42
43 fn main() { }