3 //go:build (linux && amd64) || (linux && ppc64le) || (darwin && amd64) || (freebsd && amd64) || (netbsd && amd64) || (windows && amd64)
5 // Copyright 2017 The Go Authors. All rights reserved.
6 // Use of this source code is governed by a BSD-style
7 // license that can be found in the LICENSE file.
9 // Issue 13265: nil pointer deref.
14 var c chan chan chan int