STRLEN re_state_reg_oldsavedoffset; /* old offset of saved substr during match */
STRLEN re_state_reg_oldsavedcoffset;/* old coffset of saved substr during match */
STRLEN re_state_reg_poscache_size; /* size of pos cache of WHILEM */
STRLEN re_state_reg_oldsavedoffset; /* old offset of saved substr during match */
STRLEN re_state_reg_oldsavedcoffset;/* old coffset of saved substr during match */
STRLEN re_state_reg_poscache_size; /* size of pos cache of WHILEM */