RFR [12] (XS) 8217854: [TESTBUG] runtime/CompressedOops/UseCompressedOops.java fails with Shenandoah

[Aleksey Shipilev]

Bug:
 https://bugs.openjdk.java.net/browse/JDK-8217854

Fix:

diff -r 21bcd9cdffb3 test/hotspot/jtreg/runtime/CompressedOops/UseCompressedOops.java
--- a/test/hotspot/jtreg/runtime/CompressedOops/UseCompressedOops.java  Sat Jan 26 12:51:27 2019 -0800
+++ b/test/hotspot/jtreg/runtime/CompressedOops/UseCompressedOops.java  Sun Jan 27 14:48:37 2019 +0100
@@ -63,7 +63,7 @@
         testCompressedOopsModes(args, "-XX:+UseParallelGC");
         testCompressedOopsModes(args, "-XX:+UseParallelOldGC");
         if (GC.Shenandoah.isSupported()) {
-            testCompressedOopsModes(args, "-XX:+UseShenandoahGC");
+            testCompressedOopsModes(args, "-XX:+UnlockExperimentalVMOptions", "-XX:+UseShenandoahGC");
         }
     }


This started to happen after recent removal of this test from ProblemList. The removal from
ProblemList was pushed to jdk/jdk12, so this patch goes there as well.

Testing: Linux x86_64 build, jtreg test

Thanks,
-Aleksey