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 // copyright 2014 the rust project developers. see the copyright
12 // file at the top-level directory of this distribution and at
13 // http://rust-lang.org/copyright.
15 // licensed under the apache license, version 2.0 <license-apache or
16 // http://www.apache.org/licenses/license-2.0> or the mit license
17 // <license-mit or http://opensource.org/licenses/mit>, at your
18 // option. this file may not be copied, modified, or distributed
19 // except according to those terms.
21 // Test that cleanup scope for temporaries created in a match
22 // arm is confined to the match arm itself.
24 // pretty-expanded FIXME #23616
26 #![allow(unknown_features)]
27 #![feature(box_syntax, os)]
31 struct Test { x: int }
34 fn get_x(&self) -> Option<Box<int>> {
39 fn do_something(t: &Test) -> int {
41 // The cleanup scope for the result of `t.get_x()` should be the
42 // arm itself and not the match, otherwise we'll (potentially) get
43 // a crash trying to free an uninitialized stack slot.
46 &Test { x: 2 } if t.get_x().is_some() => {
54 let t = Test { x: 1 };