1 // Copyright 2014 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.
11 // Attempt to change the type as well as unsizing.
13 #![feature(unsized_tuple_coercion)]
15 struct Fat<T: ?Sized> {
20 trait Bar { fn bar(&self) {} }
23 // With a vec of isize.
24 let f1 = Fat { ptr: [1, 2, 3] };
25 let f2: &Fat<[isize; 3]> = &f1;
26 let f3: &Fat<[usize]> = f2;
27 //~^ ERROR mismatched types
30 let f1 = Fat { ptr: Foo };
31 let f2: &Fat<Foo> = &f1;
32 let f3: &Fat<Bar> = f2;
33 //~^ ERROR `Foo: Bar` is not satisfied
35 // Tuple with a vec of isize.
36 let f1 = ([1, 2, 3],);
37 let f2: &([isize; 3],) = &f1;
38 let f3: &([usize],) = f2;
39 //~^ ERROR mismatched types
41 // Tuple with a trait.
43 let f2: &(Foo,) = &f1;
45 //~^ ERROR `Foo: Bar` is not satisfied