LinearAlgebra/addmul/mul!(::Matrix{ComplexF64}, ::Matrix{Int64}, ::LinearAlgebra.Bidiagonal{Float64, V} where V<:AbstractVector{Float64}, α, β)/α = 0.9161659690726646 - 0.6381346106592564im, β = false/adjoint and transpose/fa = transpose, fb = transpose @test returned_mat === Ccopy