| // Copyright (c) 2021, 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 static org.hamcrest.CoreMatchers.containsString; |
| import static org.hamcrest.CoreMatchers.equalTo; |
| |
| 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 com.android.tools.r8.ToolHelper.DexVm.Version; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import java.util.Objects; |
| 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 B205481246 extends TestBase { |
| |
| @Parameter(0) |
| public TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection parameters() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| @Test |
| public void testRuntime() throws Exception { |
| testForRuntime(parameters) |
| .addInnerClasses(getClass()) |
| .run(parameters.getRuntime(), Main.class) |
| .applyIf( |
| parameters.isDexRuntimeVersion(Version.V6_0_1) |
| && parameters.getApiLevel().isEqualTo(AndroidApiLevel.B), |
| runResult -> |
| runResult.assertFailureWithErrorThatMatches( |
| containsString("Check failed: receiver != nullptr virtual")), |
| runResult -> |
| runResult |
| .assertFailureWithErrorThatThrows(NullPointerException.class) |
| .assertStdoutMatches(equalTo(""))); |
| } |
| |
| static class Main { |
| |
| public static void main(String[] args) { |
| Foo alwaysNull = System.currentTimeMillis() > 0 ? null : new Foo(); |
| try { |
| if (alwaysNull.alwaysTrue()) { |
| System.out.println("true"); |
| } |
| } catch (NullPointerException expected) { |
| Objects.requireNonNull(alwaysNull); |
| } |
| } |
| |
| static class Foo { |
| |
| boolean alwaysTrue = true; |
| |
| @NeverInline |
| boolean alwaysTrue() { |
| return alwaysTrue; |
| } |
| } |
| } |
| } |