src/jdk/nashorn/internal/runtime/JSONFunctions.java

*** 99,109 ****
      // parse helpers
  
      // apply 'reviver' function if available
      private static Object applyReviver(final Global global, final Object unfiltered, final Object reviver) {
          if (reviver instanceof ScriptFunction) {
-             assert global instanceof Global;
              final ScriptObject root = global.newObject();
              root.addOwnProperty("", Property.WRITABLE_ENUMERABLE_CONFIGURABLE, unfiltered);
              return walk(root, "", (ScriptFunction)reviver);
          }
          return unfiltered;
--- 99,108 ----
*** 198,208 ****
      // add a new property if does not exist already, or else set old property
      private static void setPropertyValue(final ScriptObject sobj, final String name, final Object value, final boolean strict) {
          final int index = ArrayIndex.getArrayIndex(name);
          if (ArrayIndex.isValidArrayIndex(index)) {
              // array index key
!             sobj.defineOwnProperty(index, value);
          } else if (sobj.getMap().findProperty(name) != null) {
              // pre-existing non-inherited property, call set
              sobj.set(name, value, strict);
          } else {
              // add new property
--- 197,207 ----
      // add a new property if does not exist already, or else set old property
      private static void setPropertyValue(final ScriptObject sobj, final String name, final Object value, final boolean strict) {
          final int index = ArrayIndex.getArrayIndex(name);
          if (ArrayIndex.isValidArrayIndex(index)) {
              // array index key
!             sobj.defineOwnPropertyNoGap(index, value);
          } else if (sobj.getMap().findProperty(name) != null) {
              // pre-existing non-inherited property, call set
              sobj.set(name, value, strict);
          } else {
              // add new property