Incorrect result of C2 compiled code since JDK-8287840

Nothing to go on, the problem seems to be the r11 test

----------System.err:(15/908)----------
java.lang.RuntimeException: assertEquals expected: 1 but was: 2
at jdk.test.lib.Asserts.fail(Asserts.java:691)
at jdk.test.lib.Asserts.assertEquals(Asserts.java:204)
at jdk.test.lib.Asserts.assertEquals(Asserts.java:191)
at applications.javafuzzer.JavaFuzzerRunner.reportResults(JavaFuzzerRunner.java:232)
at applications.javafuzzer.JavaFuzzerRunner.runWithConfigurations(JavaFuzzerRunner.java:253)
at applications.javafuzzer.JavaFuzzerRunner.main(JavaFuzzerRunner.java:275)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at com.sun.javatest.regtest.agent.MainActionHelper$AgentVMRunnable.run(MainActionHelper.java:333)
at java.base/java.lang.Thread.run(Thread.java:1575)


r11- 300: 186 passed, 0 crashes, 1 fails, 0 hangs, 0 incorrect tests, 113 Reference Java failures

Saving result: fails 288
    Failed!
Test r11-288 FAILED
r11-288 (239 lines) [177 passed, 0 crashes, 1 fails, 0 hangs, 0 incorrect tests, 110 Reference Java failures] - 96%/300