--- old/test/hotspot/jtreg/runtime/MemberName/MemberNameLeak.java	2018-11-26 21:30:48.923703980 +0100
+++ new/test/hotspot/jtreg/runtime/MemberName/MemberNameLeak.java	2018-11-26 21:30:48.773705303 +0100
@@ -76,6 +76,7 @@
         // Run this Leak class with logging
         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
                                       "-Xlog:membername+table=trace",
+                                      "-XX:+UnlockExperimentalVMOptions",
                                       "-XX:+UnlockDiagnosticVMOptions",
                                       "-XX:+WhiteBoxAPI",
                                       "-Xbootclasspath/a:.",
@@ -99,6 +100,8 @@
         if (!Compiler.isGraalEnabled()) { // Graal does not support CMS
             test("-XX:+UseConcMarkSweepGC", false);
             test("-XX:+UseConcMarkSweepGC", true);
+            test("-XX:+UseShenandoahGC", true);
+            test("-XX:+UseShenandoahGC", false);
         }
     }
 }