// compile// Copyright 2009 The Go Authors. All rights reserved.// Use of this source code is governed by a BSD-style// license that can be found in the LICENSE file.package main
type Foo interface{ }type T struct{}func(t *T)foo() {}funcmain() {
t :=new(T);var i interface{};
f, ok := i.(Foo);
_, _, _ = t, f, ok;}