mirror of https://github.com/rust-lang/rust.git
27 lines
404 B
Rust
27 lines
404 B
Rust
#![feature(unsized_tuple_coercion)]
|
|
|
|
static mut DROP_RAN: bool = false;
|
|
|
|
struct Foo;
|
|
impl Drop for Foo {
|
|
fn drop(&mut self) {
|
|
unsafe {
|
|
DROP_RAN = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
trait Trait {
|
|
fn dummy(&self) {}
|
|
}
|
|
impl Trait for Foo {}
|
|
|
|
pub fn main() {
|
|
{
|
|
let _x: Box<(i32, Trait)> = Box::<(i32, Foo)>::new((42, Foo));
|
|
}
|
|
unsafe {
|
|
assert!(DROP_RAN);
|
|
}
|
|
}
|