The models and/or hitbox for all 6 types of walls signs are incorrect:
Model does not stick to the wall
Model is one pixel off downwards
Linked issues
is duplicated by 2
Attachments
Comments 15
Regarding MC-3034, please create a new one an I'll mark it as a clone so it can be addressed by Mojang.
This could be easily fixed by making the wall sign use normal block models for rendering, and only use block entity rendering for the text. Would also allow for face culling.