| // Copyright (c) 2023, the R8 project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| package com.android.tools.r8.ir.optimize; |
| |
| import com.android.tools.r8.AssumeMayHaveSideEffects; |
| import com.android.tools.r8.NeverClassInline; |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameter; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class InfiniteLoopTest extends TestBase { |
| |
| @Parameter(0) |
| public TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| @Test |
| public void testD8Release() throws Exception { |
| parameters.assumeDexRuntime(); |
| testForD8().addInnerClasses(getClass()).release().setMinApi(parameters).compile(); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(getClass()) |
| .addKeepMainRule(Main.class) |
| .enableInliningAnnotations() |
| .enableNeverClassInliningAnnotations() |
| .enableSideEffectAnnotations() |
| .setMinApi(parameters) |
| .compile(); |
| } |
| |
| @NeverClassInline |
| static class Main { |
| |
| public static void main(String[] args) { |
| new Main().loopDirect(); |
| loopStatic(); |
| new Main().loopVirtual(); |
| } |
| |
| @AssumeMayHaveSideEffects |
| @NeverInline |
| private void loopDirect() { |
| while (true) {} |
| } |
| |
| @AssumeMayHaveSideEffects |
| @NeverInline |
| public static void loopStatic() { |
| while (true) {} |
| } |
| |
| @AssumeMayHaveSideEffects |
| @NeverInline |
| public void loopVirtual() { |
| while (true) {} |
| } |
| } |
| } |