1/*
2 * Copyright (c) 2024 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16function main(): int {
17	let a: int = 2;
18	label: switch (a) {
19		case 1:
20			return 1;
21		case 2:
22			a = 3; // fallthrough
23		default:
24			break label;
25	}
26	return 0;
27}
28
29/* @@? 21:3 Warning Warning: Possible fall-through into case  */
30