Current File : //usr/local/go/test/fixedbugs/issue43570.go
// run
// Copyright 2021 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 main
import "fmt"
type T [8]*int
//go:noinline
func f(x int) T {
return T{}
}
//go:noinline
func g(x int, t T) {
if t != (T{}) {
panic(fmt.Sprintf("bad: %v", t))
}
}
func main() {
const N = 10000
var q T
func() {
for i := 0; i < N; i++ {
q = f(0)
g(0, q)
sink = make([]byte, 1024)
}
}()
// Note that the closure is a trick to get the write to q to be a
// write to a pointer that is known to be non-nil and requires
// a write barrier.
}
var sink []byte
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