1 // Copyright 2017 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.
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.
13 use std::marker::PhantomData;
14 use std::convert::{TryFrom, AsRef};
17 impl AsRef<Q> for Box<Q> { //~ ERROR conflicting implementations
18 fn as_ref(&self) -> &Q {
24 impl From<S> for S { //~ ERROR conflicting implementations
31 impl TryFrom<X> for X { //~ ERROR conflicting implementations
33 fn try_from(u: X) -> Result<X, ()> {