Put the summary of the bug you're having here

*What I expected to happen was that three sticks would combine together
I try to combine 2 sticks with one stick

*What actually happened was minecraft pops up with a screen that says minecraft has crashed
my minecraft inventory screen goes away and the whole screen freezes then turns gray and tells me minecraft has crashed

Steps to Reproduce:
1. Open Minecraft on a Mac and make a new survival world with bonus chest enabled. Open the chest and there will be 2 sticks and 1 stick.
2. Click on the 2 sticks and place them on the 1 stick
3. You will then experience the bug