What's the state of Automatic Differentiation in Julia January 2023?

[mohamed82008]

@ChrisRackauckas

@show bx - bx2

#=
2-element Vector{Float64}:
 -9.992007221626409e-16
 -1.7763568394002505e-15
=#

On my M1 and Julia 1.9 rc3 with Enzyme#main, I am getting a difference between Enzyme and Zygote gradients of

2-element Vector{Float64}:
 0.15407736749039058
 0.22841827115822566

by running the same code above.

Edit: also ] test Enzyme causes a segfault. Is the M1 not supported by Enzyme?