1// run
2
3// Copyright 2019 The Go Authors. All rights reserved.
4// Use of this source code is governed by a BSD-style
5// license that can be found in the LICENSE file.
6
7package main
8
9var (
10	_ = d
11	_ = f("_", c, b)
12	a = f("a")
13	b = f("b")
14	c = f("c")
15	d = f("d")
16)
17
18func f(s string, rest ...int) int {
19	print(s)
20	return 0
21}
22
23func main() {
24	println()
25}
26