go issue4847 源码
golang issue4847 代码
文件路径：/test/fixedbugs/issue4847.go
// errorcheck
// Copyright 2013 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 4847: initialization loop is not detected.
package p
type (
E int
S int
)
type matcher func(s *S) E
func matchList(s *S) E { return matcher(matchAnyFn)(s) }
var foo = matcher(matchList)
var matchAny = matcher(matchList) // ERROR "initialization loop|depends upon itself"
func matchAnyFn(s *S) (err E) { return matchAny(s) }
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