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// Copyright 2013 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.
// +build !appengine
// This program demonstrates a race condition.
// To observe the race with the race detector, build with -race.
package main
import "fmt"
func main() {
done := make(chan bool)
m := make(map[string]string)
m["name"] = "world"
go func() {
m["name"] = "data race"
done <- true
}()
fmt.Println("Hello,", m["name"])
<-done
}
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