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
16interface IBase { foo () {
17    assert(false);
18}}
19
20interface I1 extends IBase { foo () {
21    assert(false);
22}}
23
24interface I2 extends IBase {}
25
26class C implements I1, I2 {
27    foo() {
28        assert(true);
29    }
30}
31
32function main() {
33  let c = new C();
34  c.foo();
35}