test/compiler/loopopts/TestStrangeControl.java

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/*
 * @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);
    }
}