so i was playing minecraft and i jump off a tree and the same frame that i hit the ground i jumped again and did a double jump. the way i know it was a double jump i was up against a two block high wall and i jumped up it

Put the summary of the bug you're having here

What I expected to happen was:
double jump

What actually happened was:
I jumped off a tree and did a double jump

Steps to Reproduce:
1. jump off a wall high enough for it to do two hearts of damage
2. jump on the same frame or the one after as you take damage