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 that goroutines and garbage collection run during init.

package main

import "runtime"

var x []byte

func init() {

        c := make(chan int)

        go send(c)

        <-c

        const chunk = 1<<20

        runtime.UpdateMemStats()

        sys := runtime.MemStats.Sys

        b := make([]byte, chunk)

        for i := range b {

                b[i] = byte(i%10 + '0')

        }

        s := string(b)

        for i := 0; i < 1000; i++ {

                x = []byte(s)

        }

        runtime.UpdateMemStats()

        sys1 := runtime.MemStats.Sys

        if sys1-sys > chunk*50 {

                println("allocated 1000 chunks of", chunk, "and used ", sys1-sys, "memory")

        }

}

func send(c chan int) {

        c <- 1

}

func main() {

}