rust/tests/ui/drop/issue-35546.rs
2023-01-11 09:32:08 +00:00

21 lines
516 B
Rust

// build-pass
#![allow(dead_code)]
// Regression test for #35546. Check that we are able to codegen
// this. Before we had problems because of the drop glue signature
// around dropping a trait object (specifically, when dropping the
// `value` field of `Node<Send>`).
struct Node<T: ?Sized + Send> {
next: Option<Box<Node<dyn Send>>>,
value: T,
}
fn clear(head: &mut Option<Box<Node<dyn Send>>>) {
match head.take() {
Some(node) => *head = node.next,
None => (),
}
}
fn main() {}