8009230: Nashorn rejects extended RegExp syntax accepted by all major JS engines Reviewed-by: jlaskey, lagergren

8011555: Invalid class name in with block with JavaImporter causes MH type mismatch Reviewed-by: jlaskey, lagergren

8011552: Arrays with missing elements are not properly sorted Reviewed-by: jlaskey, lagergren

Merge

8011544: Allow subclassing Java classes from script without creating instances Reviewed-by: jlaskey, sundar

8011543: "".split(undefined,{valueOf:function(){throw 2}}) does not throw exception Reviewed-by: lagergren, jlaskey

Merge

8011540: PropertyMap histories should not begin with empty map Reviewed-by: lagergren, sundar Contributed-by: james.laskey@oracle.com

8011421: When using Object.defineProperty on arrays, PropertyDescriptor's property accessors are invoked multiple times Reviewed-by: lagergren, hannesw

8011394: RegExp.prototype.test() does not call valueOf on lastIndex property as per the spec. Reviewed-by: lagergren, jlaskey, hannesw

8011382: Data prototype methods and constructor do not call user defined toISOString, valueOf methods per spec. Reviewed-by: lagergren, jlaskey

8007774: Enable code cache again Reviewed-by: lagergren, attila, sundar

8011365: Array.prototype.join and Array.prototype.toString do not throw TypeError on null, undefined Reviewed-by: attila, hannesw, lagergren

8011362: Overloaded method resolution foiled by nulls Reviewed-by: hannesw, sundar