End Portal Block not rendered when enderman hold it!

When i summon enderman and carried with end portal block. It's not rendered block. And I found list of enderman holding block render glitch.

List of Block Not Rendered :
/summon Enderman ~ ~ ~ {carried:end_portal}
/summon Enderman ~ ~ ~ {carried:skull}
/summon Enderman ~ ~ ~ {carried:standing_sign}
/summon Enderman ~ ~ ~ {carried:wall_sign}
/summon Zombie ~- ~ ~ {Equipment:[{id:end_portal},{},{},{},{}]}

List of Block Rendered Glitch :
/summon Enderman ~ ~ ~ {carried:unpowered_repeater}
/summon Enderman ~ ~ ~ {carried:ladder}
/summon Enderman ~ ~ ~ {carried:flower_pot}
/summon Enderman ~ ~ ~ {carried:double_plant}
/summon Enderman ~ ~ ~ {carried:tripwire}
/summon Enderman ~ ~ ~ {carried:pumpkin_stem,carriedData:7}
/summon Enderman ~ ~ ~ {carried:melon_stem,carriedData:7}
/summon Enderman ~ ~ ~ {carried:fire}
/summon Enderman ~ ~ ~ {carried:tripwire_hook}
/summon Enderman ~ ~ ~ {carried:redstone_wire}