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[rustc.git] / src / test / auxiliary / issue-20727.rs
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1a4d82fc 1// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
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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
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11// compile-flags: -Cmetadata=aux
12
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13pub trait Deref {
14 type Target: ?Sized;
223e47cc 15
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16 fn deref<'a>(&'a self) -> &'a Self::Target;
17}
18
19pub trait Add<RHS = Self> {
20 type Output;
21
22 fn add(self, rhs: RHS) -> Self::Output;
23}
24
25
26pub trait Bar {}
27pub trait Deref2 {
28 type Target: Bar;
29
30 fn deref(&self) -> Self::Target;
31}
32
33pub trait Index<Idx: ?Sized> {
85aaf69f 34 type Output: ?Sized;
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35 fn index(&self, index: Idx) -> &Self::Output;
36}
37
38pub trait IndexMut<Idx: ?Sized>: Index<Idx> {
39 fn index_mut(&mut self, index: Idx) -> &mut Self::Output;
223e47cc 40}