rust/src/test/compile-fail/lint-unsafe-code.rs
2015-04-02 13:24:46 -04:00

100 lines
2.5 KiB
Rust

// Copyright 2013-2015 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.
#![allow(unused_unsafe)]
#![allow(dead_code)]
#![deny(unsafe_code)]
struct Bar;
struct Bar2;
struct Bar3;
#[allow(unsafe_code)]
mod allowed_unsafe {
fn allowed() { unsafe {} }
unsafe fn also_allowed() {}
unsafe trait AllowedUnsafe { }
unsafe impl AllowedUnsafe for super::Bar {}
}
macro_rules! unsafe_in_macro {
() => {
unsafe {} //~ ERROR: usage of an `unsafe` block
}
}
unsafe fn baz() {} //~ ERROR: declaration of an `unsafe` function
unsafe trait Foo {} //~ ERROR: declaration of an `unsafe` trait
unsafe impl Foo for Bar {} //~ ERROR: implementation of an `unsafe` trait
trait Baz {
unsafe fn baz(&self); //~ ERROR: declaration of an `unsafe` method
unsafe fn provided(&self) {} //~ ERROR: implementation of an `unsafe` method
unsafe fn provided_override(&self) {} //~ ERROR: implementation of an `unsafe` method
}
impl Baz for Bar {
unsafe fn baz(&self) {} //~ ERROR: implementation of an `unsafe` method
unsafe fn provided_override(&self) {} //~ ERROR: implementation of an `unsafe` method
}
#[allow(unsafe_code)]
trait A {
unsafe fn allowed_unsafe(&self);
unsafe fn allowed_unsafe_provided(&self) {}
}
#[allow(unsafe_code)]
impl Baz for Bar2 {
unsafe fn baz(&self) {}
unsafe fn provided_override(&self) {}
}
impl Baz for Bar3 {
#[allow(unsafe_code)]
unsafe fn baz(&self) {}
unsafe fn provided_override(&self) {} //~ ERROR: implementation of an `unsafe` method
}
#[allow(unsafe_code)]
unsafe trait B {
fn dummy(&self) {}
}
trait C {
#[allow(unsafe_code)]
unsafe fn baz(&self);
unsafe fn provided(&self) {} //~ ERROR: implementation of an `unsafe` method
}
impl C for Bar {
#[allow(unsafe_code)]
unsafe fn baz(&self) {}
unsafe fn provided(&self) {} //~ ERROR: implementation of an `unsafe` method
}
impl C for Bar2 {
unsafe fn baz(&self) {} //~ ERROR: implementation of an `unsafe` method
}
trait D {
#[allow(unsafe_code)]
unsafe fn unsafe_provided(&self) {}
}
impl D for Bar {}
fn main() {
unsafe {} //~ ERROR: usage of an `unsafe` block
unsafe_in_macro!()
}