blob: 9c26b8b05f259ce1e8c3aa03b62bce48a1a06ff5 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#![feature(optin_builtin_traits)]
trait MyTrait { fn foo() {} }
#[allow(auto_impl)]
impl MyTrait for .. {}
//~^ ERROR redundant auto implementations of trait `MyTrait`
#[allow(auto_impl)]
impl MyTrait for .. {}
trait MySafeTrait {}
#[allow(auto_impl)]
unsafe impl MySafeTrait for .. {}
//~^ ERROR implementing the trait `MySafeTrait` is not unsafe
unsafe trait MyUnsafeTrait {}
#[allow(auto_impl)]
impl MyUnsafeTrait for .. {}
//~^ ERROR the trait `MyUnsafeTrait` requires an `unsafe impl` declaration
fn main() {}
|
