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
16type AliasPrimitive<T> = T;
17type AliasAlias<T> = AliasPrimitive<T>;
18
19function fn(p: double)
20{
21    assert(p == 42);
22}
23
24function fn(p: Double)
25{
26    assert(false);
27}
28
29function main() {
30    let v1 : double = new Int(42);  // unboxing -> widening
31    fn(v1);                
32
33    let v2 : AliasPrimitive<double> = new Int(42);  // unboxing -> widening
34    fn(v2);                
35
36    let v3 : AliasAlias<double> = new Int(42);   // unboxing -> widening
37    fn(v3);                
38}
39