1 /*
2  * Copyright (C) 2017 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 public class Foo {
doTest()18   public static void doTest() {
19     // Execute foo once to make sure the dex cache will be updated.
20     try {
21       foo();
22       throw new Error("Expected IncompatibleClassChangeError");
23     } catch (IncompatibleClassChangeError e) {
24       // Expected.
25     }
26     Main.ensureJitCompiled(Foo.class, "foo");
27     try {
28       foo();
29       throw new Error("Expected IncompatibleClassChangeError");
30     } catch (IncompatibleClassChangeError e) {
31       // Expected.
32     }
33   }
34 
foo()35   public static void foo() {
36     System.out.println(Holder.field);
37   }
38 }
39