make/tools/crules/MutableFieldsAnalyzer.java

*** 105,114 ****
--- 105,116 ----
                  "configurationClass", "resolveRequiresAndUsesMethod");
          ignoreFields("com.sun.tools.javac.util.JDK9Wrappers$Layer",
                  "layerClass", "bootMethod", "defineModulesWithOneLoaderMethod", "configurationMethod");
          ignoreFields("com.sun.tools.javac.util.JDK9Wrappers$ServiceLoaderHelper",
                  "loadMethod");
+         ignoreFields("com.sun.tools.javac.util.JDK9Wrappers$VMHelper",
+                 "vmClass", "getRuntimeArgumentsMethod");
          ignoreFields("com.sun.tools.javac.util.ModuleHelper",
                  "addExportsMethod", "getUnnamedModuleMethod", "getModuleMethod");
      }
  
  }