| /* |
| * 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.cf; |
| |
| import static org.junit.Assert.assertFalse; |
| |
| import com.android.tools.r8.R8; |
| import com.android.tools.r8.R8Command; |
| import com.android.tools.r8.ToolHelper; |
| import com.android.tools.r8.cf.code.CfInstruction; |
| import com.android.tools.r8.cf.code.CfMonitor; |
| import com.android.tools.r8.graph.CfCode; |
| import com.android.tools.r8.graph.DexEncodedMethod; |
| import com.android.tools.r8.origin.Origin; |
| import com.android.tools.r8.utils.AndroidAppConsumers; |
| import com.android.tools.r8.utils.codeinspector.CodeInspector; |
| import java.util.Collections; |
| import java.util.List; |
| import org.junit.Test; |
| |
| public class SynchronizedNoopTestRunner { |
| private byte[] data; |
| static final Class CLASS = SynchronizedNoopTest.class; |
| |
| @Test |
| public void testSynchronizedNoop() throws Exception { |
| AndroidAppConsumers a = new AndroidAppConsumers(); |
| R8.run( |
| R8Command.builder() |
| .setDisableTreeShaking(true) |
| .setDisableMinification(true) |
| .addClassProgramData(ToolHelper.getClassAsBytes(CLASS), Origin.unknown()) |
| .addLibraryFiles(ToolHelper.getJava8RuntimeJar()) |
| .setProgramConsumer(a.wrapClassFileConsumer(null)) |
| .build()); |
| CodeInspector inspector = new CodeInspector(a.build()); |
| DexEncodedMethod method = |
| inspector.clazz(CLASS).method("void", "noop", Collections.emptyList()).getMethod(); |
| CfCode cfCode = method.getCode().asCfCode(); |
| List<CfInstruction> insns = cfCode.getInstructions(); |
| boolean hasMonitor = insns.stream().anyMatch(insn -> insn instanceof CfMonitor); |
| assertFalse(hasMonitor); |
| } |
| } |