rust/tests/ui/issues/issue-11515.rs
2023-01-11 09:32:08 +00:00

11 lines
239 B
Rust

struct Test {
func: Box<dyn FnMut() + 'static>,
}
fn main() {
let closure: Box<dyn Fn() + 'static> = Box::new(|| ());
let test = Box::new(Test { func: closure }); //~ ERROR trait upcasting coercion is experimental [E0658]
}