Subversion Repositories openrisc

// $G $D/$F.go && $L $F.$A && ./$A.out

// Copyright 2011 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.

// Test select when discarding a value.

package main

import "runtime"

func recv1(c <-chan int) {
        <-c
}

func recv2(c <-chan int) {
        select {
        case <-c:
        }
}

func recv3(c <-chan int) {
        c2 := make(chan int)
        select {
        case <-c:
        case <-c2:
        }
}

func send1(recv func(<-chan int)) {
        c := make(chan int)
        go recv(c)
        runtime.Gosched()
        c <- 1
}

func send2(recv func(<-chan int)) {
        c := make(chan int)
        go recv(c)
        runtime.Gosched()
        select {
        case c <- 1:
        }
}

func send3(recv func(<-chan int)) {
        c := make(chan int)
        go recv(c)
        runtime.Gosched()
        c2 := make(chan int)
        select {
        case c <- 1:
        case c2 <- 1:
        }
}

func main() {
        send1(recv1)
        send2(recv1)
        send3(recv1)
        send1(recv2)
        send2(recv2)
        send3(recv2)
        send1(recv3)
        send2(recv3)
        send3(recv3)
}