coverity: idx == 0x1F cannot be true
coverity: idx == 0x1F cannot be true

Change-Id: I6b0cf900003beb9931d6acad229166e44cc7f0bc

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