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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 | ||
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11 | #![feature(optin_builtin_traits)] |
12 | ||
2c00a5a8 | 13 | auto trait MySafeTrait {} |
c34b1796 | 14 | |
2c00a5a8 | 15 | struct Foo; |
c34b1796 | 16 | |
2c00a5a8 | 17 | unsafe impl MySafeTrait for Foo {} |
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18 | //~^ ERROR implementing the trait `MySafeTrait` is not unsafe |
19 | ||
2c00a5a8 | 20 | unsafe auto trait MyUnsafeTrait {} |
c34b1796 | 21 | |
2c00a5a8 | 22 | impl MyUnsafeTrait for Foo {} |
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23 | //~^ ERROR the trait `MyUnsafeTrait` requires an `unsafe impl` declaration |
24 | ||
25 | fn main() {} |