| // Copyright (c) 2020, 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.callsites; |
| |
| import com.android.tools.r8.NeverClassInline; |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.NeverMerge; |
| 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.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class PropagationFromSiblingTest extends TestBase { |
| |
| private final TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| public PropagationFromSiblingTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void test() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(PropagationFromSiblingTest.class) |
| .addKeepMainRule(TestClass.class) |
| .addOptionsModification(options -> options.enableUnusedInterfaceRemoval = false) |
| .enableInliningAnnotations() |
| .enableMergeAnnotations() |
| .enableNeverClassInliningAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutputLines("Hello world!"); |
| } |
| |
| static class TestClass { |
| |
| public static void main(String[] args) { |
| getJAsI().m(null); // The null argument is not propagated to A.m() in 2.0.59. |
| new B().m("Hello world!"); |
| } |
| |
| @NeverInline |
| static I getJAsI() { |
| if (System.currentTimeMillis() > 0) { |
| return new B(); |
| } |
| return new C(); |
| } |
| } |
| |
| interface I { |
| void m(Object o); |
| } |
| |
| interface J extends I {} |
| |
| @NeverMerge |
| static class A implements I { |
| |
| @NeverInline |
| @Override |
| public void m(Object o) { |
| if (o != null) { |
| System.out.println(o.toString()); |
| } |
| } |
| } |
| |
| @NeverClassInline |
| static class B extends A implements J {} |
| |
| static class C implements J { |
| |
| @Override |
| public void m(Object o) {} |
| } |
| } |