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1 | // Copyright 2013 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. | |
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 | ||
11 | // test for #8664 | |
12 | ||
c34b1796 | 13 | |
1a4d82fc JJ |
14 | #![allow(unknown_features)] |
15 | #![feature(box_syntax)] | |
16 | ||
85aaf69f SL |
17 | use std::marker; |
18 | ||
1a4d82fc | 19 | pub trait Trait2<A> { |
85aaf69f | 20 | fn doit(&self) -> A; |
1a4d82fc JJ |
21 | } |
22 | ||
23 | pub struct Impl<A1, A2, A3> { | |
85aaf69f | 24 | m1: marker::PhantomData<(A1,A2,A3)>, |
1a4d82fc JJ |
25 | /* |
26 | * With A2 we get the ICE: | |
27 | * task <unnamed> failed at 'index out of bounds: the len is 1 but the index is 1', | |
28 | * src/librustc/middle/subst.rs:58 | |
29 | */ | |
30 | t: Box<Trait2<A2>+'static> | |
31 | } | |
32 | ||
33 | impl<A1, A2, A3> Impl<A1, A2, A3> { | |
34 | pub fn step(&self) { | |
85aaf69f | 35 | self.t.doit(); |
1a4d82fc JJ |
36 | } |
37 | } | |
38 | ||
39 | // test for #8601 | |
40 | ||
85aaf69f | 41 | enum Type<T> { Constant(T) } |
1a4d82fc JJ |
42 | |
43 | trait Trait<K,V> { | |
041b39d2 | 44 | fn method(&self, _: Type<(K,V)>) -> isize; |
1a4d82fc JJ |
45 | } |
46 | ||
47 | impl<V> Trait<u8,V> for () { | |
c34b1796 | 48 | fn method(&self, _x: Type<(u8,V)>) -> isize { 0 } |
1a4d82fc JJ |
49 | } |
50 | ||
51 | pub fn main() { | |
b039eaaf | 52 | let a = box () as Box<Trait<u8, u8>>; |
c34b1796 | 53 | assert_eq!(a.method(Type::Constant((1, 2))), 0); |
1a4d82fc | 54 | } |