Add a reproduction of b/405152615
Bug: b/405152615
Change-Id: I00e47cab0c372bcc2e4bfb4e6abb3d36ac8c3d3c
diff --git a/src/test/java/com/android/tools/r8/ir/optimize/B405152615.java b/src/test/java/com/android/tools/r8/ir/optimize/B405152615.java
new file mode 100644
index 0000000..c704580
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/ir/optimize/B405152615.java
@@ -0,0 +1,108 @@
+// Copyright (c) 2025, 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.equalTo;
+import static org.hamcrest.CoreMatchers.not;
+
+import com.android.tools.r8.TestBase;
+import com.android.tools.r8.TestParameters;
+import com.android.tools.r8.TestParametersCollection;
+import com.android.tools.r8.TestRuntime;
+import com.android.tools.r8.ToolHelper.DexVm.Version;
+import org.junit.BeforeClass;
+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 B405152615 extends TestBase {
+
+ private static String expectedOutput;
+
+ @Parameter(0)
+ public TestParameters parameters;
+
+ @Parameters(name = "{0}")
+ public static TestParametersCollection data() {
+ return getTestParameters().withAllRuntimesAndApiLevels().build();
+ }
+
+ @BeforeClass
+ public static void beforeClass() throws Exception {
+ expectedOutput =
+ testForJvm(getStaticTemp())
+ .addTestClasspath()
+ .run(TestRuntime.getDefaultCfRuntime(), Main.class)
+ .getStdOut();
+ }
+
+ @Test
+ public void testJvm() throws Exception {
+ parameters.assumeJvmTestParameters();
+ testForJvm(parameters)
+ .addInnerClasses(getClass())
+ .run(parameters.getRuntime(), Main.class)
+ .assertSuccessWithOutput(expectedOutput);
+ }
+
+ @Test
+ public void testD8() throws Exception {
+ parameters.assumeDexRuntime();
+ testForD8(parameters)
+ .addInnerClasses(getClass())
+ .compile()
+ .run(parameters.getRuntime(), Main.class)
+ .assertSuccessWithOutput(expectedOutput);
+ }
+
+ @Test
+ public void testR8() throws Exception {
+ testForR8(parameters)
+ .addInnerClasses(getClass())
+ .addKeepMainRule(Main.class)
+ .compile()
+ .run(parameters.getRuntime(), Main.class)
+ // TODO(b/405152615): Investigate change in output.
+ .applyIf(
+ parameters.isDexRuntimeVersionNewerThanOrEqual(Version.V13_0_0),
+ rr -> rr.assertSuccessWithOutputThatMatches(not(equalTo(expectedOutput))),
+ rr -> rr.assertSuccessWithOutput(expectedOutput));
+ }
+
+ static class Main {
+
+ public static void main(String[] strArr) {
+ int i1 = 1;
+ do
+ try {
+ java.io.Writer v1 = null;
+ m(v1);
+ } catch (Exception eeeee) {
+ }
+ while (++i1 < 50);
+ System.out.println("over");
+ }
+
+ static void m(java.io.Writer input) {
+ new String();
+ char[] cArr = new char[10];
+ int i2 = cArr.length;
+ int i3 = i2;
+ do {
+ cArr[--i2] = '0';
+ i3 /= 10;
+ } while (i3 > 0);
+ System.out.println(cArr);
+ String s2 = new String();
+ String s3 = "sss" + s2 + "sss";
+ try {
+ input.append(s3);
+ } catch (java.io.IOException e) {
+ }
+ }
+ }
+}
