blob: 4bace6d734ff1356eabc2cf771e1829a899b2d81 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
|
//@ check-pass
#![feature(fn_traits, unboxed_closures)]
#[allow(dead_code)]
struct Foo;
impl Fn<(&(),)> for Foo {
extern "rust-call" fn call(&self, (_,): (&(),)) {}
}
impl FnMut<(&(),)> for Foo {
extern "rust-call" fn call_mut(&mut self, (_,): (&(),)) {}
}
impl FnOnce<(&(),)> for Foo {
type Output = ();
extern "rust-call" fn call_once(self, (_,): (&(),)) {}
}
fn main() {}
|