| // run | |
| // Copyright 2010 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. | |
| // https://golang.org/issue/749 | |
| package main | |
| func f() (ok bool) { return false } | |
| func main() { | |
| var i interface{} | |
| i = f | |
| _ = i.(func()bool) | |
| _ = i.(func()(bool)) | |
| } |