LinearAlgebra/addmul/mul!(::Matrix{BigFloat}, ::LinearAlgebra.Symmetric{Int64, S} where S<:(AbstractMatrix{<:Int64}), ::LinearAlgebra.UpperTriangular{Float32, S} where S<:AbstractMatrix{Float32}, α, β)/α = 0.57702225153321407002948717490653507411479949951171875, β = false/adjoint and transpose/fa = transpose, fb = adjoint @test returned_mat === Ccopy