1// errorcheck
2
3// Copyright 2021 The Go Authors. All rights reserved.
4// Use of this source code is governed by a BSD-style
5// license that can be found in the LICENSE file.
6
7package p
8
9import "io"
10
11type T1 interface {
12	io.Reader
13}
14
15type T2 struct {
16	io.SectionReader
17}
18
19type T3 struct { // ERROR "invalid recursive type: T3 refers to itself"
20	T1
21	T2
22	parent T3
23}
24