ri               1753 ext/pcre/pcrelib/pcre_exec.c       recursion_info *ri;
ri               1764 ext/pcre/pcrelib/pcre_exec.c       for (ri = md->recursive; ri != NULL; ri = ri->prevrec)
ri               1765 ext/pcre/pcrelib/pcre_exec.c         if (recno == ri->group_num && eptr == ri->subject_position)