Golang程序  |  16行  |  352 B

// errorcheck

// Copyright 2011 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 "unsafe"

func main() {
	var x unsafe.Pointer
	println(*x) // ERROR "invalid indirect.*unsafe.Pointer"
	var _ = (unsafe.Pointer)(nil).foo  // ERROR "foo"
}