// -lang=go1.13 | |
// Copyright 2021 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 Go language version-specific errors. | |
package p | |
// interface embedding | |
type I interface { m() } | |
type _ interface { | |
m() | |
I // ERROR "duplicate method `m'" | |
} | |
type _ interface { | |
I | |
I // ERROR "duplicate method `m'" | |
} |