Golang程序  |  22行  |  381 B

// errorcheck

// 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.

// Check for cycles in a pointer value's method value.

package ptrmethvalue

type T int

func (*T) pm() int {
	_ = x
	return 0
}

var (
	p *T
	x = p.pm // ERROR "initialization loop|depends upon itself"
)