Golang程序  |  24行  |  403 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 an embedded struct's method value.

package embedmethvalue

type T int

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

type E struct{ T }

var (
	e E
	x = e.m // ERROR "initialization loop|depends upon itself" 
)