| // compile | |
| // Copyright 2020 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 p | |
| type I1 interface { | |
| comparable | |
| } | |
| type I2 interface { | |
| I1 | |
| } | |
| type I3 I2 | |
| type I4 interface { | |
| type int | |
| } | |
| type I5 interface { | |
| I4 | |
| } | |
| type I6 I5 |