Reproduce incorrect type refinement in verifier
Bug: b/288273207
Change-Id: Ia57ace0403296c3ce07c2b08acb75866386d3abd
diff --git a/src/test/java/com/android/tools/r8/workaround/IncorrectTypeRefinementForThrowableTest.java b/src/test/java/com/android/tools/r8/workaround/IncorrectTypeRefinementForThrowableTest.java
new file mode 100644
index 0000000..4ebca46
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/workaround/IncorrectTypeRefinementForThrowableTest.java
@@ -0,0 +1,73 @@
+// Copyright (c) 2023, 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.workaround;
+
+import static org.junit.Assume.assumeFalse;
+
+import com.android.tools.r8.TestBase;
+import com.android.tools.r8.TestParameters;
+import com.android.tools.r8.TestRunResult;
+import com.android.tools.r8.utils.BooleanUtils;
+import java.util.List;
+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 IncorrectTypeRefinementForThrowableTest extends TestBase {
+
+ @Parameter(0)
+ public boolean enableCheckCastAndInstanceOfRemoval;
+
+ @Parameter(1)
+ public TestParameters parameters;
+
+ @Parameters(name = "{1}, optimize: {0}")
+ public static List<Object[]> data() {
+ return buildParameters(
+ BooleanUtils.values(), getTestParameters().withAllRuntimesAndApiLevels().build());
+ }
+
+ @Test
+ public void testD8() throws Exception {
+ parameters.assumeDexRuntime();
+ testForD8(parameters.getBackend())
+ .addInnerClasses(getClass())
+ .addOptionsModification(
+ options ->
+ options.testing.enableCheckCastAndInstanceOfRemoval =
+ enableCheckCastAndInstanceOfRemoval)
+ .release()
+ .setMinApi(parameters)
+ .run(parameters.getRuntime(), Main.class)
+ // TODO(b/288273207): Should remove the instanceof check.
+ .applyIf(
+ parameters.getDexRuntimeVersion().isDalvik(),
+ TestRunResult::assertSuccessWithEmptyOutput,
+ runResult -> runResult.assertFailureWithErrorThatThrows(VerifyError.class));
+ }
+
+ @Test
+ public void testJvm() throws Exception {
+ assumeFalse(enableCheckCastAndInstanceOfRemoval);
+ parameters.assumeJvmTestParameters();
+ testForJvm(parameters)
+ .addInnerClasses(getClass())
+ .run(parameters.getRuntime(), Main.class)
+ .assertSuccessWithEmptyOutput();
+ }
+
+ static class Main {
+
+ public static void main(String[] args) {
+ RuntimeException o = null;
+ if (o instanceof Object) {
+ throw o;
+ }
+ }
+ }
+}
