1 files changed, 49 insertions, 0 deletions
diff --git a/test/compiler/loopopts/TestStrangeControl.java b/test/compiler/loopopts/TestStrangeControl.java
new file mode 100644
index 000000000..d93ed9910
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+++ b/test/compiler/loopopts/TestStrangeControl.java
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+/*
+ * @test
+ * @bug 8228888
+ * @summary Test PhaseIdealLoop::has_local_phi_input() with phi input with non-dominating control.
+ * @compile StrangeControl.jasm
+ * @run main/othervm -Xbatch -XX:CompileCommand=inline,compiler.loopopts.StrangeControl::test
+ *                   compiler.loopopts.TestStrangeControl
+ */
+
+package compiler.loopopts;
+
+public class TestStrangeControl {
+
+    public static void main(String[] args) throws Exception {
+        Thread thread = new Thread() {
+            public void run() {
+                // Run this in an own thread because it's basically an endless loop
+                StrangeControl.test(42);
+            }
+        };
+        thread.start();
+        // Give thread executing strange control loop enough time to trigger OSR compilation
+        Thread.sleep(4000);
+    }
+}