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Imported Upstream version 1.9.0+dfsg1
[rustc.git] / src / test / compile-fail / reflect-object-param.rs
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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
14use std::marker::Reflect;
15use std::io::Write;
16
17trait Get<T> {
18 fn get(self) -> T;
19}
20
21struct Struct<T>(T);
22
23fn is_reflect<T:Reflect>() { }
24
25fn a<T>() {
54a0048b 26 is_reflect::<T>(); //~ ERROR E0277
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27}
28
29fn ok_a<T: Reflect>() {
30 is_reflect::<T>(); // OK
31}
32
33fn b<T>() {
54a0048b 34 is_reflect::<Box<Get<T>>>(); //~ ERROR E0277
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35}
36
37fn ok_b<T: Reflect>() {
38 is_reflect::<Box<Get<T>>>(); // OK
39}
40
41fn c<T>() {
54a0048b 42 is_reflect::<Box<Get<Struct<T>>>>(); //~ ERROR E0277
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43}
44
45fn main() {
46 is_reflect::<Box<Get<Struct<()>>>>(); // OK
47}