aboutsummaryrefslogtreecommitdiff
path: root/gdb/testsuite/gdb.rust/unsized.rs
blob: 365adc8a4e843a5c5ecd96251d82a31171bd6732 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
// Copyright (C) 2017-2018 Free Software Foundation, Inc.

// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

#![allow(dead_code)]
#![allow(unused_variables)]
#![allow(unused_assignments)]

struct V<T: ?Sized> {
    data: T,
}

type Unsized = V<[u8]>;

fn ignore<T>(x: T) { }

fn main() {
    let v: Box<V<[u8; 3]>> = Box::new(V { data: [1, 2, 3] });
    let us: Box<Unsized> = v;

    ignore(us);     // set breakpoint here
}