diff -r e0d59f0c2b7d -r 22ee476cc664 test/hotspot/jtreg/runtime/cds/appcds/dynamicArchive/DynamicArchiveTestBase.java
--- a/test/hotspot/jtreg/runtime/cds/appcds/dynamicArchive/DynamicArchiveTestBase.java	Thu Nov 14 10:02:52 2019 +0800
+++ b/test/hotspot/jtreg/runtime/cds/appcds/dynamicArchive/DynamicArchiveTestBase.java	Wed Nov 13 16:36:54 2019 -0800
@@ -134,7 +134,7 @@
      * Dump the base archive. The JDK's default class list is used (unless otherwise specified
      * in cmdLineSuffix).
      */
-    public static void dumpBaseArchive(String baseArchiveName, String ... cmdLineSuffix)
+    public static OutputAnalyzer dumpBaseArchive(String baseArchiveName, String ... cmdLineSuffix)
         throws Exception
     {
         CDSOptions opts = new CDSOptions();
@@ -143,6 +143,7 @@
         opts.addSuffix("-Djava.class.path=");
         OutputAnalyzer out = CDSTestUtils.createArchive(opts);
         CDSTestUtils.checkDump(out);
+        return out;
     }
 
     /**