go issue16008 源码
golang issue16008 代码
文件路径：/test/fixedbugs/issue16008.go
// errorcheck -0 -race
// +build linux,amd64 linux,ppc64le darwin,amd64 freebsd,amd64 netbsd,amd64 windows,amd64
// Copyright 2016 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.
package foo
const benchmarkNumNodes = 10000
func BenchmarkUpdateNodeTransaction(b B) {
s, nodeIDs := setupNodes(benchmarkNumNodes)
b.ResetTimer()
for i := 0; i < b.N(); i++ {
_ = s.Update(func(tx1 Tx) error {
_ = UpdateNode(tx1, &Node{
ID: nodeIDs[i%benchmarkNumNodes],
})
return nil
})
}
}
type B interface {
ResetTimer()
N() int
}
type Tx interface {
}
type Node struct {
ID string
}
type MemoryStore struct {
}
//go:noinline
func setupNodes(n int) (s *MemoryStore, nodeIDs []string) {
return
}
//go:noinline
func (s *MemoryStore) Update(cb func(Tx) error) error {
return nil
}
var sink interface{}
//go:noinline
func UpdateNode(tx Tx, n *Node) error {
sink = tx
sink = n
return nil
}
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