prevent some unnecessary cycles for large cond format ranges
prevent some unnecessary cycles for large cond format ranges

Change-Id: I48f03a897d1ca876bba0d0becf6b51a300970346

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core