BitArrays should not be DenseArrays #25858
Merged
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BitArray has previously been subtype of DenseArray, making it defined as a StridedArray. However - BitArrays do not and can not support the
pointer
function. As such, they can never be passed to a C function in the same manner that all other StridedArrays can.This patch makes
BitArray <: AbstractArray
. Surprisingly little breaks in our test set, but this is indeed massively breaking. Notably, most of the other changes required here were actually long-standing bugs that this change simply happened to uncover.