golang atomic 代码
文件路径：/src/cmd/vet/testdata/atomic/atomic.go
// 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.
// This file contains tests for the atomic checker.
package atomic
import "sync/atomic"
func AtomicTests() {
x := uint64(1)
x = atomic.AddUint64(&x, 1) // ERROR "direct assignment to atomic value"
}