src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/objects/NativeRegExp.java

*** 76,98 ****
      private NativeRegExp(final Global global) {
          super(global.getRegExpPrototype(), $nasgenmap$);
          this.globalObject = global;
      }
  
!     NativeRegExp(final String input, final String flagString, final Global global) {
!         this(global);
          try {
              this.regexp = RegExpFactory.create(input, flagString);
          } catch (final ParserException e) {
              // translate it as SyntaxError object and throw it
              e.throwAsEcmaException();
              throw new AssertionError(); //guard against null warnings below
          }
! 
          this.setLastIndex(0);
      }
  
      NativeRegExp(final String input, final String flagString) {
          this(input, flagString, Global.instance());
      }
  
      NativeRegExp(final String string, final Global global) {
--- 76,102 ----
      private NativeRegExp(final Global global) {
          super(global.getRegExpPrototype(), $nasgenmap$);
          this.globalObject = global;
      }
  
!     NativeRegExp(final String input, final String flagString, final Global global, final ScriptObject proto) {
!         super(proto, $nasgenmap$);
          try {
              this.regexp = RegExpFactory.create(input, flagString);
          } catch (final ParserException e) {
              // translate it as SyntaxError object and throw it
              e.throwAsEcmaException();
              throw new AssertionError(); //guard against null warnings below
          }
!         this.globalObject = global;
          this.setLastIndex(0);
      }
  
+     NativeRegExp(final String input, final String flagString, final Global global) {
+         this(input, flagString, global, global.getRegExpPrototype());
+     }
+ 
      NativeRegExp(final String input, final String flagString) {
          this(input, flagString, Global.instance());
      }
  
      NativeRegExp(final String string, final Global global) {
*** 926,936 ****
  
      private static NativeRegExp checkRegExp(final Object self) {
          if (self instanceof NativeRegExp) {
              return (NativeRegExp)self;
          } else if (self != null && self == Global.instance().getRegExpPrototype()) {
!             return Global.instance().DEFAULT_REGEXP;
          } else {
              throw typeError("not.a.regexp", ScriptRuntime.safeToString(self));
          }
      }
  
--- 930,940 ----
  
      private static NativeRegExp checkRegExp(final Object self) {
          if (self instanceof NativeRegExp) {
              return (NativeRegExp)self;
          } else if (self != null && self == Global.instance().getRegExpPrototype()) {
!             return Global.instance().getDefaultRegExp();
          } else {
              throw typeError("not.a.regexp", ScriptRuntime.safeToString(self));
          }
      }