Whenever a fence gate is connected with a block it glitches and some of it doesn't show up.

Put the summary of the bug you're having here

What I expected to happen was...:
Describe what you thought should happen here
> What I expected was for the fence gate to look and work normally. <
What actually happened was...:
Describe what happened here
> What happened was that part of the fence gate(left or right side, depends on point of view) didn't show up completely.
Steps to Reproduce:
1. Craft a fence gate.
2. Place the fence gate next to a block(I did it with cobblestone)