golang issue8036 代码
文件路径：/test/fixedbugs/issue8036.go
// run
// Copyright 2014 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.
// Issue 8036. Stores necessary for stack scan being eliminated as redundant by optimizer.
package main
import "runtime"
type T struct {
X *int
Y *int
Z *int
}
type TI [3]uintptr
//go:noinline
func G() (t TI) {
t[0] = 1
t[1] = 2
t[2] = 3
return
}
//go:noinline
func F() (t T) {
t.X = newint()
t.Y = t.X
t.Z = t.Y
return
}
func newint() *int {
runtime.GC()
return nil
}
func main() {
G() // leave non-pointers where F's return values go
F()
}