| // 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 | |
| func F1[T any](x T) {} | |
| func F2(c <-chan int) { | |
| F1(c) | |
| } | |
| func F3(c chan <- int) { | |
| F1(c) | |
| } |