// errorcheck

// Copyright 2013 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 main

func main() {
	_ = nil // ERROR "use of untyped nil"
	_, _ = nil, 1 // ERROR "use of untyped nil"
	_, _ = 1, nil // ERROR "use of untyped nil"
	_ = append(nil, 1, 2, 3) // ERROR "untyped nil"
}