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// Copyright 2014 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 {}
struct TestType<T>;
unsafe impl<T: MyTrait> Send for TestType<T> {}
//~^ ERROR conflicting implementations for trait `core::marker::Send`
//~^^ ERROR conflicting implementations for trait `core::marker::Send`
impl<T: MyTrait> !Send for TestType<T> {}
//~^ ERROR conflicting implementations for trait `core::marker::Send`
unsafe impl<T> Send for TestType<T> {}
//~^ ERROR error: conflicting implementations for trait `core::marker::Send`
impl !Send for TestType<i32> {}
fn main() {}
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