/* * Copyright (C) 2022 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ public class Main { static Main empty; static class MyThread extends Thread { public void run() { // This will throw at `callMethodThatThrows` and trigger deoptimization checks which we used // to crash on. new Inner(); } } public static class Inner { // Have a <clinit> method invoke another <clinit> method to ensure we execute in the // interpreter. static { new Inner2(); } } public static class Inner2 { static { Main.callMethodThatThrows(); } } public static void main(String[] args) throws Exception { System.loadLibrary(args[0]); // Disables use of nterp. Main.setAsyncExceptionsThrown(); // Execute the test in a different thread, to ensure we still // return a 0 exit status. Thread t = new MyThread(); t.setUncaughtExceptionHandler((th, e) -> { System.out.println("Caught exception"); }); t.start(); t.join(); } public static void callMethodThatThrows() { // Ensures we get deoptimization requests. Main.forceInterpreterOnThread(); throw new Error(""); } public static native void forceInterpreterOnThread(); public static native void setAsyncExceptionsThrown(); }