| // Copyright 2016 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. |
| |
| // ignore-wasm32-bare always compiled as panic=abort right now |
| |
| // Check that values are not leaked when a dtor panics (#14875) |
| |
| use std::panic::{self, UnwindSafe}; |
| |
| struct SetInnerOnDrop<'a>(&'a mut bool); |
| |
| impl<'a> UnwindSafe for SetInnerOnDrop<'a> {} |
| |
| impl<'a> Drop for SetInnerOnDrop<'a> { |
| fn drop(&mut self) { |
| *self.0 = true; |
| } |
| } |
| |
| struct PanicOnDrop; |
| impl Drop for PanicOnDrop { |
| fn drop(&mut self) { |
| panic!("test panic"); |
| } |
| } |
| |
| fn main() { |
| let mut set_on_drop = false; |
| { |
| let set_inner_on_drop = SetInnerOnDrop(&mut set_on_drop); |
| let _ = panic::catch_unwind(|| { |
| let _set_inner_on_drop = set_inner_on_drop; |
| let _panic_on_drop = PanicOnDrop; |
| }); |
| } |
| assert!(set_on_drop); |
| } |