You can make a Swastika using light blue terracotta patterns. might be known but i couldnt find anything on it. that could be seen as fairly racist, might want to change that texture. (it is backwards but its obvious still)

What I expected to happen was...:
A nice pattern of terracotta. (using a resource pack but its un-updated so terracotta is still the default pattern.

What actually happened was...:
Found a swastika in the pattern.

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ... just a pattern on light blue terracotta. not hard to miss really.
3. ...