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[rust.git] / src / test / compile-fail / lint-unsafe-block.rs
1 // Copyright 2013 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 #![allow(unused_unsafe)]
12 #![allow(dead_code)]
13 #![deny(unsafe_blocks)]
14 #![feature(macro_rules)]
15
16 unsafe fn allowed() {}
17
18 #[allow(unsafe_blocks)] fn also_allowed() { unsafe {} }
19
20 macro_rules! unsafe_in_macro {
21     () => {
22         unsafe {} //~ ERROR: usage of an `unsafe` block
23     }
24 }
25
26 fn main() {
27     unsafe {} //~ ERROR: usage of an `unsafe` block
28
29     unsafe_in_macro!()
30 }