Reproduce stack overflow from mutual recursion in side effect analysis
Bug: 157926129
Change-Id: I875302141558bd426b093d7f1dfe0ca6c3f3b15b
diff --git a/src/test/java/com/android/tools/r8/ir/analysis/sideeffect/DeadConstructorWithCycleTest.java b/src/test/java/com/android/tools/r8/ir/analysis/sideeffect/DeadConstructorWithCycleTest.java
new file mode 100644
index 0000000..da579be
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/ir/analysis/sideeffect/DeadConstructorWithCycleTest.java
@@ -0,0 +1,70 @@
+// 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.analysis.sideeffect;
+
+import static org.junit.Assert.fail;
+
+import com.android.tools.r8.CompilationFailedException;
+import com.android.tools.r8.NeverClassInline;
+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 DeadConstructorWithCycleTest extends TestBase {
+
+ private final TestParameters parameters;
+
+ @Parameterized.Parameters(name = "{0}")
+ public static TestParametersCollection data() {
+ return getTestParameters().withAllRuntimesAndApiLevels().build();
+ }
+
+ public DeadConstructorWithCycleTest(TestParameters parameters) {
+ this.parameters = parameters;
+ }
+
+ @Test
+ public void test() throws Exception {
+ try {
+ testForR8(parameters.getBackend())
+ .addInnerClasses(DeadConstructorWithCycleTest.class)
+ .addKeepMainRule(TestClass.class)
+ .enableNeverClassInliningAnnotations()
+ .setMinApi(parameters.getApiLevel())
+ .compile();
+ fail();
+ } catch (CompilationFailedException e) {
+ // TODO(b/157926129): Fixme.
+ }
+ }
+
+ static class TestClass {
+
+ public static void main(String[] args) {
+ Object o1 = null;
+ Object o2 = null;
+ for (int i = 1; i <= 2; i++) {
+ o1 = new A(o1, o2);
+ o2 = new A(o1, o2);
+ }
+ }
+ }
+
+ @NeverClassInline
+ static class A {
+
+ Object f1;
+ Object f2;
+
+ A(Object o1, Object o2) {
+ this.f1 = o1;
+ this.f2 = o2;
+ }
+ }
+}
