mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-23 23:34:48 +00:00
16 lines
236 B
Rust
16 lines
236 B
Rust
// check-pass
|
|
|
|
#![feature(unboxed_closures, fn_traits)]
|
|
|
|
struct Foo;
|
|
|
|
impl<A> FnOnce<(A,)> for Foo {
|
|
type Output = ();
|
|
extern "rust-call" fn call_once(self, (_,): (A,)) {
|
|
}
|
|
}
|
|
|
|
fn main() {
|
|
println!("{:?}", Foo("bar"));
|
|
}
|