| //@ run-pass |
| //@ needs-unwind |
| |
| //@ ignore-emscripten no threads support |
| |
| // Test that if a slicing expr[..] fails, the correct cleanups happen. |
| |
| // FIXME(static_mut_refs): this could use an atomic |
| #![allow(static_mut_refs)] |
| |
| use std::thread; |
| |
| struct Foo; |
| |
| static mut DTOR_COUNT: isize = 0; |
| |
| impl Drop for Foo { |
| fn drop(&mut self) { unsafe { DTOR_COUNT += 1; } } |
| } |
| |
| fn bar() -> usize { |
| panic!(); |
| } |
| |
| fn foo() { |
| let x: &[_] = &[Foo, Foo]; |
| let _ = &x[3..bar()]; |
| } |
| |
| fn main() { |
| let _ = thread::spawn(move|| foo()).join(); |
| unsafe { assert_eq!(DTOR_COUNT, 2); } |
| } |
