golang issue47227 代码
文件路径：/test/fixedbugs/issue47227.go
/ run fake-arg-to-force-use-of-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.
/go:build cgo
/ +build cgo
package main
/ void f(int *p) { *p = 0x12345678; }
import "C"
func main() {
var x C.int
func() {
defer C.f(&x)
}()
if x != 0x12345678 {
panic("FAIL")
}
}