rray E.  LDE &gt;= MAX(1,N).

  B       (input) DOUBLE PRECISION array, dimension (LDB,*)
          If JOBB = 'B', the leading N-by-M part of this array must
          contain the input matrix B of the system.
          If JOBB = 'G', the leading N-by-N upper triangular part
          (if UPLO = 'U') or lower triangular part (if UPLO = 'L')
          of this array must contain the upper triangular part or
          lower triangular part, respectively, of the matrix
                -1
          G = BR  B'. T