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UndefRefError or julia crash when filtering empty vectors with abstract eltype #180

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yha opened this issue Aug 17, 2020 · 0 comments

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yha commented Aug 17, 2020

julia> using ImageFiltering
julia> using ImageFiltering.KernelFactors: gaussian
julia> imfilter(Real[], gaussian(1))
ERROR: UndefRefError: access to undefined reference

Running this a few times crashes Julia.
Another failure case:

using StaticArrays
imfilter(SVector{2}[], gaussian(1))

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