| // Copyright (c) 2018 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.b68378480; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import com.android.tools.r8.CompilationFailedException; |
| import com.android.tools.r8.CompilationMode; |
| import com.android.tools.r8.D8Command; |
| import com.android.tools.r8.ToolHelper; |
| import com.android.tools.r8.graph.DexCode; |
| import com.android.tools.r8.ir.code.SingleConstant; |
| import com.android.tools.r8.origin.Origin; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import com.android.tools.r8.utils.AndroidApp; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import com.android.tools.r8.utils.codeinspector.CodeInspector; |
| import com.android.tools.r8.utils.codeinspector.MethodSubject; |
| import com.google.common.collect.ImmutableList; |
| import java.io.IOException; |
| import java.util.Arrays; |
| import java.util.List; |
| import java.util.concurrent.ExecutionException; |
| import org.junit.Test; |
| |
| class SuperClass { |
| SuperClass(double a, double b, Object c) { |
| } |
| } |
| |
| class SubClass extends SuperClass { |
| SubClass(double a, double b, Object c) { |
| super(a, b, c); |
| } |
| } |
| |
| class Main { |
| public static void main(String[] args) { |
| new SubClass(1.1, 2.2, null); |
| } |
| } |
| |
| public class B68378480 { |
| |
| private DexCode compileClassesGetSubClassInit(int minApi) |
| throws IOException, CompilationFailedException, ExecutionException { |
| D8Command.Builder builder = D8Command.builder() |
| .setMode(CompilationMode.RELEASE) |
| .setMinApiLevel(minApi); |
| List<Class> classes = ImmutableList.of(SuperClass.class, SubClass.class, Main.class); |
| for (Class c : classes) { |
| builder.addClassProgramData(ToolHelper.getClassAsBytes(c), Origin.unknown()); |
| } |
| AndroidApp app = ToolHelper.runD8(builder); |
| CodeInspector inspector = new CodeInspector(app); |
| ClassSubject clazz = inspector.clazz(SubClass.class); |
| assertThat(clazz, isPresent()); |
| MethodSubject method = |
| clazz.method("void", "<init>", ImmutableList.of("double", "double", "java.lang.Object")); |
| assertThat(method, isPresent()); |
| DexCode code = method.getMethod().getCode().asDexCode(); |
| return code; |
| } |
| |
| @Test |
| public void addExtraLocalToConstructor() |
| throws IOException, CompilationFailedException, ExecutionException { |
| DexCode code = compileClassesGetSubClassInit(AndroidApiLevel.L_MR1.getLevel()); |
| assertTrue(code.registerSize > code.incomingRegisterSize); |
| assertTrue(Arrays.stream(code.instructions).anyMatch((i) -> i instanceof SingleConstant)); |
| } |
| |
| @Test |
| public void doNotAddExtraLocalToConstructor() |
| throws IOException, CompilationFailedException, ExecutionException { |
| DexCode code = compileClassesGetSubClassInit(AndroidApiLevel.M.getLevel()); |
| assertEquals(code.registerSize, code.incomingRegisterSize); |
| assertTrue(Arrays.stream(code.instructions).noneMatch((i) -> i instanceof SingleConstant)); |
| } |
| } |