Plan 9 from Bell Labs’s /n/sources/contrib/ericvh/go-plan9/test/fixedbugs/bug222.dir/chanbug.go

package chanbug
var C chan<- (chan int)
var D chan<- func()
var E func() chan int
var F func() (func())

(This is a user-contributed directory and
should not be interpreted as statement by Alcatel-Lucent.)