JuliaMath / JuliaMath/FFTW.jl

Type instability fftshift

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Dominant language
Julia
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Description

It appears that `fftshift` and `ifftshift` are type unstable:

```
julia> @code_warntype fftshift(rand(ComplexF64,64,64))
Body::Any
...
55 ─ %140 = invoke AbstractFFTs.circshift(_2::Array{Complex{Float64},2}, %30::Array{Int64,1})::Any
└─── return %140
```

Or am I doing something wrong?

I'm running Julia v1.1.0 with FFTW v0.2.4.

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