LinearAlgebra/addmul/mul!(::Matrix{BigFloat}, ::LinearAlgebra.Diagonal{Float64, V} where V<:AbstractVector{Float64}, ::LinearAlgebra.UpperTriangular{Float32, S} where S<:AbstractMatrix{Float32}, α, β)/α = -0.407634884275121900376603889526450075209140777587890625, β = 0.0/adjoint and transpose/fa = identity, fb = transpose @test returned_mat === Ccopy