LinearAlgebra/addmul/mul!(::LinearAlgebra.UpperTriangular{ComplexF64, S} where S<:AbstractMatrix{ComplexF64}, ::LinearAlgebra.Diagonal{ComplexF32, V} where V<:AbstractVector{ComplexF32}, ::LinearAlgebra.UpperTriangular{Float64, S} where S<:AbstractMatrix{Float64}, α, β)/α = 1.0 + 0.0im, β = 1.301305510528478 - 0.31089873400332024im @test ≈(collect(returned_mat), exp_val, rtol = rtol, atol = atol)