-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
-// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
-// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
-// option. This file may not be copied, modified, or distributed
-// except according to those terms.
+// compile-pass
-#![feature(unboxed_closures)]
+#![feature(fn_traits, unboxed_closures)]
+#[allow(dead_code)]
struct Foo;
-impl Fn<(&(),)> for Foo { } //~ ERROR missing lifetime specifier
+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() {}