TK_CHAR          2919 ext/mbstring/oniguruma/regparse.c   tok->type = TK_CHAR;
TK_CHAR          4190 ext/mbstring/oniguruma/regparse.c   if (r == TK_CHAR && tok->u.c == '^' && tok->escaped == 0) {
TK_CHAR          4205 ext/mbstring/oniguruma/regparse.c     r = tok->type = TK_CHAR;  /* allow []...] */
TK_CHAR          4218 ext/mbstring/oniguruma/regparse.c     case TK_CHAR: