| // 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.regress.b152800551; |
| |
| 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.utils.StringUtils; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| // This is a reproduction of b/152800551. |
| @RunWith(Parameterized.class) |
| public class StaticizerGetterRewritingRegressionTest extends TestBase { |
| |
| private static final String EXPECTED = |
| StringUtils.lines( |
| "S::foo a 1", "S::foo a 2", "S::foo a 3", "S::foo b 1", "S::foo b 2", "S::foo b 3"); |
| |
| private final TestParameters parameters; |
| |
| @Parameterized.Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| public StaticizerGetterRewritingRegressionTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void testReference() throws Exception { |
| testForRuntime(parameters) |
| .addInnerClasses(getClass()) |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutput(EXPECTED); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| testForR8(parameters.getBackend()) |
| .setMinApi(parameters) |
| .addInnerClasses(getClass()) |
| .addKeepMainRule(TestClass.class) |
| .enableInliningAnnotations() |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutput(EXPECTED); |
| } |
| |
| static class S { |
| |
| private static S f = new S(); |
| |
| public static S get() { |
| return f; |
| } |
| |
| public void foo() { |
| // Double call of foo so single call inlining does not trigger. |
| foo("a"); |
| foo("b"); |
| } |
| |
| @NeverInline |
| public void foo(String s) { |
| System.out.println("S::foo " + s + " 1"); |
| System.out.println("S::foo " + s + " 2"); |
| System.out.println("S::foo " + s + " 3"); |
| } |
| } |
| |
| static class TestClass { |
| |
| public static void main(String[] args) { |
| S.get().foo(); |
| } |
| } |
| } |