rust/tests/ui/drop/static-issue-17302.rs

30 lines
508 B
Rust

//@ run-pass
// FIXME(static_mut_refs): Do not allow `static_mut_refs` lint
#![allow(static_mut_refs)]
static mut DROPPED: [bool; 2] = [false, false];
struct A(usize);
struct Foo { _a: A, _b: isize }
impl Drop for A {
fn drop(&mut self) {
let A(i) = *self;
unsafe { DROPPED[i] = true; }
}
}
fn main() {
{
Foo {
_a: A(0),
..Foo { _a: A(1), _b: 2 }
};
}
unsafe {
assert!(DROPPED[0]);
assert!(DROPPED[1]);
}
}