| // run-pass |
| // pretty-expanded FIXME #23616 |
| |
| #![feature(fn_traits, unboxed_closures)] |
| |
| trait Foo { fn dummy(&self) { }} |
| |
| struct Bar; |
| |
| impl<'a> std::ops::Fn<(&'a (dyn Foo+'a),)> for Bar { |
| extern "rust-call" fn call(&self, _: (&'a dyn Foo,)) {} |
| } |
| |
| impl<'a> std::ops::FnMut<(&'a (dyn Foo+'a),)> for Bar { |
| extern "rust-call" fn call_mut(&mut self, a: (&'a dyn Foo,)) { self.call(a) } |
| } |
| |
| impl<'a> std::ops::FnOnce<(&'a (dyn Foo+'a),)> for Bar { |
| type Output = (); |
| extern "rust-call" fn call_once(self, a: (&'a dyn Foo,)) { self.call(a) } |
| } |
| |
| struct Baz; |
| |
| impl Foo for Baz {} |
| |
| fn main() { |
| let bar = Bar; |
| let baz = &Baz; |
| bar(baz); |
| } |
