LinearAlgebra/addmul/mul!(::Matrix{Float64}, ::LinearAlgebra.Hermitian{Int64, S} where S<:(AbstractMatrix{<:Int64}), ::LinearAlgebra.Symmetric{Float32, S} where S<:(AbstractMatrix{<:Float32}), α, β)/α = 1.0, β = false/adjoint and transpose/fa = adjoint, fb = identity @test returned_mat === Ccopy