copy_opt_anc_info 4019 ext/mbstring/oniguruma/regcomp.c   copy_opt_anc_info(&to->anc, &tanc);
copy_opt_anc_info 4277 ext/mbstring/oniguruma/regcomp.c   copy_opt_anc_info(&to->anc, &tanc);
copy_opt_anc_info 4282 ext/mbstring/oniguruma/regcomp.c     copy_opt_anc_info(&add->exb.anc, &tanc);