rust/tests/ui/issues/issue-4735.rs
2023-01-11 09:32:08 +00:00

20 lines
402 B
Rust

// run-pass
// pretty-expanded FIXME #23616
use std::mem::transmute;
struct NonCopyable(*const u8);
impl Drop for NonCopyable {
fn drop(&mut self) {
let NonCopyable(p) = *self;
let _v = unsafe { transmute::<*const u8, Box<isize>>(p) };
}
}
pub fn main() {
let t = Box::new(0);
let p = unsafe { transmute::<Box<isize>, *const u8>(t) };
let _z = NonCopyable(p);
}