Main.java revision a06d66a4ee60926127b9498b7ff0b3e37a24fccf 
1/*
2* Copyright (C) 2015 The Android Open Source Project
3*
4* Licensed under the Apache License, Version 2.0 (the "License");
5* you may not use this file except in compliance with the License.
6* You may obtain a copy of the License at
7*
8*      http://www.apache.org/licenses/LICENSE-2.0
9*
10* Unless required by applicable law or agreed to in writing, software
11* distributed under the License is distributed on an "AS IS" BASIS,
12* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13* See the License for the specific language governing permissions and
14* limitations under the License.
15*/
16
17
18public class Main {
19
20  /// CHECK-START: java.lang.Object Main.boundTypeForIf(java.lang.Object) reference_type_propagation (after)
21  /// CHECK:     BoundType
22  public static Object boundTypeForIf(Object a) {
23    if (a != null) {
24      return a.toString();
25    } else {
26      return null;
27    }
28  }
29
30  /// CHECK-START: java.lang.Object Main.boundTypeForInstanceOf(java.lang.Object) reference_type_propagation (after)
31  /// CHECK:     BoundType
32  public static Object boundTypeForInstanceOf(Object a) {
33    if (a instanceof Main) {
34      return (Main)a;
35    } else {
36      return null;
37    }
38  }
39
40  /// CHECK-START: java.lang.Object Main.noBoundTypeForIf(java.lang.Object) reference_type_propagation (after)
41  /// CHECK-NOT: BoundType
42  public static Object noBoundTypeForIf(Object a) {
43    if (a == null) {
44      return new Object();
45    } else {
46      return null;
47    }
48  }
49
50  /// CHECK-START: java.lang.Object Main.noBoundTypeForInstanceOf(java.lang.Object) reference_type_propagation (after)
51  /// CHECK-NOT: BoundType
52  public static Object noBoundTypeForInstanceOf(Object a) {
53    if (a instanceof Main) {
54      return new Object();
55    } else {
56      return null;
57    }
58  }
59
60  public static void main(String[] args) {  }
61}
62