Fix SparseLU special gemm kernel on 32 bits system w/o SSE
Fix SparseLU special gemm kernel on 32 bits system w/o SSE

madlib/eigen_backup,madlib/eigen_backup,madlib/eigen_backup,mjbshaw/Eigen,mjbshaw/Eigen,rotorliu/eigen,rotorliu/eigen,rotorliu/eigen,mjbshaw/Eigen,madlib/eigen_backup,rotorliu/eigen,mjbshaw/Eigen