Reproduce class inliner bug when singleton instance follows to static invoke
Bug: 160942326
Change-Id: Iec506902672cd54c0d15a7bdc48fd307cb29b80c
diff --git a/src/test/java/com/android/tools/r8/ir/optimize/classinliner/StatefulSingletonClassInliningWithStaticEscapeTest.java b/src/test/java/com/android/tools/r8/ir/optimize/classinliner/StatefulSingletonClassInliningWithStaticEscapeTest.java
new file mode 100644
index 0000000..c87e0b0
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/ir/optimize/classinliner/StatefulSingletonClassInliningWithStaticEscapeTest.java
@@ -0,0 +1,77 @@
+// 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.classinliner;
+
+import static org.junit.Assert.fail;
+
+import com.android.tools.r8.CompilationFailedException;
+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 org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+
+@RunWith(Parameterized.class)
+public class StatefulSingletonClassInliningWithStaticEscapeTest extends TestBase {
+
+ private final TestParameters parameters;
+
+ @Parameterized.Parameters(name = "{0}")
+ public static TestParametersCollection data() {
+ return getTestParameters().withAllRuntimesAndApiLevels().build();
+ }
+
+ public StatefulSingletonClassInliningWithStaticEscapeTest(TestParameters parameters) {
+ this.parameters = parameters;
+ }
+
+ @Test
+ public void test() throws Exception {
+ try {
+ testForR8(parameters.getBackend())
+ .addInnerClasses(StatefulSingletonClassInliningWithStaticEscapeTest.class)
+ .addKeepMainRule(TestClass.class)
+ .enableInliningAnnotations()
+ .setMinApi(parameters.getApiLevel())
+ .compile();
+ fail();
+ } catch (CompilationFailedException e) {
+ // TODO(b/160942326): Fix class inliner.
+ }
+ }
+
+ static class TestClass {
+
+ public static void main(String[] args) {
+ State.set(State.get());
+ State.get().print();
+ }
+ }
+
+ static class State {
+
+ static StatefulSingleton SINGLETON = new StatefulSingleton();
+
+ static StatefulSingleton get() {
+ return SINGLETON;
+ }
+
+ @NeverInline
+ static void set(StatefulSingleton state) {
+ state.field = true;
+ }
+ }
+
+ static class StatefulSingleton {
+
+ boolean field;
+
+ void print() {
+ System.out.println(field);
+ }
+ }
+}
