]> git.proxmox.com Git - rustc.git/blob - src/test/compile-fail/reflect-object-param.rs
Imported Upstream version 1.9.0+dfsg1
[rustc.git] / src / test / compile-fail / reflect-object-param.rs
1 // Copyright 2015 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 that types that appear in input types in an object type are
12 // subject to the reflect check.
13
14 use std::marker::Reflect;
15 use std::io::Write;
16
17 trait Get<T> {
18 fn get(self) -> T;
19 }
20
21 struct Struct<T>(T);
22
23 fn is_reflect<T:Reflect>() { }
24
25 fn a<T>() {
26 is_reflect::<T>(); //~ ERROR E0277
27 }
28
29 fn ok_a<T: Reflect>() {
30 is_reflect::<T>(); // OK
31 }
32
33 fn b<T>() {
34 is_reflect::<Box<Get<T>>>(); //~ ERROR E0277
35 }
36
37 fn ok_b<T: Reflect>() {
38 is_reflect::<Box<Get<T>>>(); // OK
39 }
40
41 fn c<T>() {
42 is_reflect::<Box<Get<Struct<T>>>>(); //~ ERROR E0277
43 }
44
45 fn main() {
46 is_reflect::<Box<Get<Struct<()>>>>(); // OK
47 }