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// Copyright 2018 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.
#![deny(where_clauses_object_safety)]
trait Trait {}
trait X {
fn foo(&self) where Self: Trait; //~ ERROR the trait `X` cannot be made into an object
//~^ WARN this was previously accepted by the compiler but is being phased out
}
impl X for () {
fn foo(&self) {}
}
impl Trait for dyn X {}
pub fn main() {
// Check that this does not segfault.
<X as X>::foo(&());
}
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