// 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 | |
func _[T interface { | |
int | |
string | |
}](x T) { | |
_ = x /* ERROR "empty type set" */ == x | |
_ = x /* ERROR "empty type set" */ + x | |
<-x /* ERROR "empty type set" */ | |
x <- /* ERROR "empty type set" */ 0 | |
close(x /* ERROR "empty type set" */) | |
} | |
func _[T interface{ int | []byte }](x T) { | |
_ = x /* ERROR "incomparable types in type set" */ == x | |
} |