// 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. //gofmt package typeparams type T[P any] struct{} type T[P1, P2, P3 any] struct{} type T[P C] struct{} type T[P1, P2, P3 C] struct{} type T[P C[P]] struct{} type T[P1, P2, P3 C[P1, P2, P3]] struct{} func f[P any](x P) func f[P1, P2, P3 any](x1 P1, x2 P2, x3 P3) struct{} func f[P interface{}](x P) func f[P1, P2, P3 interface { m1(P1) ~P2 | ~P3 }](x1 P1, x2 P2, x3 P3) struct{} func f[P any](T1[P], T2[P]) T3[P] func (x T[P]) m() func (T[P]) m(x T[P]) P func _() { type _ []T[P] var _ []T[P] _ = []T[P]{} }