rust/src/test/run-pass/zero_sized_subslice_match.rs
Brian Anderson 1639e51f6e Feature gate *all* slice patterns. #23121
Until some backwards-compatibility hazards are fixed in #23121,
these need to be unstable.

[breaking-change]
2015-03-27 12:50:49 -07:00

24 lines
776 B
Rust

// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// pretty-expanded FIXME #23616
#![feature(slice_patterns)]
fn main() {
let x = [(), ()];
// The subslice used to go out of bounds for zero-sized array items, check that this doesn't
// happen anymore
match x {
[_, y..] => assert_eq!(&x[1] as *const (), &y[0] as *const ())
}
}