Reproduce Art 6.0.1 failure

Bug: 205481246
Change-Id: If0f1c927b22086b6a28176fd9f95dcb6afec9260
diff --git a/src/test/java/com/android/tools/r8/ir/optimize/B205481246.java b/src/test/java/com/android/tools/r8/ir/optimize/B205481246.java
new file mode 100644
index 0000000..e47eca6
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/ir/optimize/B205481246.java
@@ -0,0 +1,73 @@
+// Copyright (c) 2021, 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;
+
+import static org.hamcrest.CoreMatchers.containsString;
+import static org.hamcrest.CoreMatchers.equalTo;
+
+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.ToolHelper.DexVm.Version;
+import com.android.tools.r8.utils.AndroidApiLevel;
+import java.util.Objects;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+import org.junit.runners.Parameterized.Parameter;
+import org.junit.runners.Parameterized.Parameters;
+
+@RunWith(Parameterized.class)
+public class B205481246 extends TestBase {
+
+  @Parameter(0)
+  public TestParameters parameters;
+
+  @Parameters(name = "{0}")
+  public static TestParametersCollection parameters() {
+    return getTestParameters().withAllRuntimesAndApiLevels().build();
+  }
+
+  @Test
+  public void testRuntime() throws Exception {
+    testForRuntime(parameters)
+        .addInnerClasses(getClass())
+        .run(parameters.getRuntime(), Main.class)
+        .applyIf(
+            parameters.isDexRuntimeVersion(Version.V6_0_1)
+                && parameters.getApiLevel().isEqualTo(AndroidApiLevel.B),
+            runResult ->
+                runResult.assertFailureWithErrorThatMatches(
+                    containsString("corrupted double-linked list")),
+            runResult ->
+                runResult
+                    .assertFailureWithErrorThatThrows(NullPointerException.class)
+                    .assertStdoutMatches(equalTo("")));
+  }
+
+  static class Main {
+
+    public static void main(String[] args) {
+      Foo alwaysNull = System.currentTimeMillis() > 0 ? null : new Foo();
+      try {
+        if (alwaysNull.alwaysTrue()) {
+          System.out.println("true");
+        }
+      } catch (NullPointerException expected) {
+        Objects.requireNonNull(alwaysNull);
+      }
+    }
+
+    static class Foo {
+
+      boolean alwaysTrue = true;
+
+      @NeverInline
+      boolean alwaysTrue() {
+        return alwaysTrue;
+      }
+    }
+  }
+}
diff --git a/src/test/java/com/android/tools/r8/ir/optimize/R8InliningTest.java b/src/test/java/com/android/tools/r8/ir/optimize/R8InliningTest.java
index b88a2b3..42bb70f 100644
--- a/src/test/java/com/android/tools/r8/ir/optimize/R8InliningTest.java
+++ b/src/test/java/com/android/tools/r8/ir/optimize/R8InliningTest.java
@@ -8,10 +8,12 @@
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
+import static org.junit.Assume.assumeFalse;
 
 import com.android.tools.r8.TestBase;
 import com.android.tools.r8.TestParameters;
 import com.android.tools.r8.ToolHelper;
+import com.android.tools.r8.ToolHelper.DexVm.Version;
 import com.android.tools.r8.ToolHelper.ProcessResult;
 import com.android.tools.r8.graph.DexEncodedMethod;
 import com.android.tools.r8.graph.DexItemFactory;
@@ -147,6 +149,8 @@
 
   @Before
   public void generateR8Version() throws Exception {
+    // Triggers ART failure. See also b/205481246.
+    assumeFalse(parameters.isDexRuntimeVersion(Version.V6_0_1));
     outputDir = temp.newFolder().toPath();
     Path mapFile = outputDir.resolve(DEFAULT_MAP_FILENAME);
     generateR8Version(outputDir, mapFile, true);