Nix ambiguity between \ methods.

Author: Sacha0

base/sparse/cholmod.jl

@@ -1603,6 +1603,9 @@ Ac_ldiv_B(L::FactorComponent, B::RowVector) = ctranspose(L)\B # ambiguity
 # linalg/factorizations.jl
 (\){T<:VTypes}(L::Factor{T}, b::StridedVector) = Vector(L\convert(Dense{T}, b))
 (\){T<:VTypes}(L::Factor{T}, B::StridedMatrix) = Matrix(L\convert(Dense{T}, B))
+# nix ambiguities with (\){T<:BlasReal}(F::Factorization{T}, V::VecOrMat{Complex{T}})
+(\){T<:Float64}(L::Factor{T}, B::Vector{Complex{T}}) = Vector(L\convert(Dense{T}, B))
+(\){T<:Float64}(L::Factor{T}, B::Matrix{Complex{T}}) = Matrix(L\convert(Dense{T}, B))
 (\)(L::Factor, B::Sparse) = spsolve(CHOLMOD_A, L, B)
 # When right hand side is sparse, we have to ensure that the rhs is not marked as symmetric.
 (\)(L::Factor, B::SparseVecOrMat) = sparse(spsolve(CHOLMOD_A, L, Sparse(B, 0)))