| // compile | |
| // Copyright 2014 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. | |
| // /tmp/x.go:5: cannot use _ as value | |
| package p | |
| func f(ch chan int) bool { | |
| select { | |
| case _, ok := <-ch: | |
| return ok | |
| } | |
| _, ok := <-ch | |
| _ = ok | |
| select { | |
| case _, _ = <-ch: | |
| return true | |
| } | |
| return false | |
| } |