1// errorcheck
2
3// Copyright 2012 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
7// Issue 4251: slice with inverted range is an error.
8
9package p
10
11func F1(s []byte) []byte {
12	return s[2:1]		// ERROR "invalid slice index|inverted slice range|invalid slice indices"
13}
14
15func F2(a [10]byte) []byte {
16	return a[2:1]		// ERROR "invalid slice index|inverted slice range|invalid slice indices"
17}
18
19func F3(s string) string {
20	return s[2:1]		// ERROR "invalid slice index|inverted slice range|invalid slice indices"
21}
22