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1a4d82fc | 1 | // Copyright 2014 The Rust Project Developers. See the COPYRIGHT |
223e47cc LB |
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 | ||
abe05a73 XL |
11 | // ignore-wasm32-bare compiled with panic=abort by default |
12 | ||
cc61c64b XL |
13 | use std::panic; |
14 | ||
15 | impl<'a> panic::UnwindSafe for Foo<'a> {} | |
16 | impl<'a> panic::RefUnwindSafe for Foo<'a> {} | |
17 | ||
7453a54e | 18 | struct Foo<'a>(&'a mut bool); |
223e47cc | 19 | |
7453a54e SL |
20 | impl<'a> Drop for Foo<'a> { |
21 | fn drop(&mut self) { | |
22 | *self.0 = true; | |
23 | } | |
24 | } | |
85aaf69f | 25 | |
7453a54e SL |
26 | fn f<T: FnOnce()>(t: T) { |
27 | t() | |
28 | } | |
85aaf69f | 29 | |
223e47cc | 30 | fn main() { |
7453a54e SL |
31 | let mut ran_drop = false; |
32 | { | |
33 | let x = Foo(&mut ran_drop); | |
34 | let x = move || { let _ = x; }; | |
35 | f(x); | |
970d7e83 | 36 | } |
7453a54e | 37 | assert!(ran_drop); |
7453a54e | 38 | |
cc61c64b XL |
39 | let mut ran_drop = false; |
40 | { | |
41 | let x = Foo(&mut ran_drop); | |
42 | let result = panic::catch_unwind(move || { | |
43 | let x = move || { let _ = x; panic!() }; | |
44 | f(x); | |
45 | }); | |
46 | assert!(result.is_err()); | |
47 | } | |
48 | assert!(ran_drop); | |
49 | } |