--- a/hotspot/test/runtime/CompressedOops/CompressedClassPointers.java	Sun Dec 11 12:05:57 2016 -0800
+++ b/hotspot/test/runtime/CompressedOops/CompressedClassPointers.java	Sun Dec 11 19:07:04 2016 -0800
@@ -64,6 +64,7 @@
         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
             "-XX:+UnlockDiagnosticVMOptions",
             "-Xmx30g",
+            "-XX:-UseAOT", // AOT explicitly set klass shift to 3.
             "-Xlog:gc+metaspace=trace",
             "-XX:+VerifyBeforeGC", "-version");
         OutputAnalyzer output = new OutputAnalyzer(pb.start());