// Copyright 2022 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 T interface{ m[ /* ERROR "must have no type parameters" */ P any]() }

func _(t T) {
	var _ interface{ m[ /* ERROR "must have no type parameters" */ P any](); n() } = t
}

type S struct{}

func (S) m[P any]() {}

func _(s S) {
	var _ interface{ m[ /* ERROR "must have no type parameters" */ P any](); n() } = s
}
