REG_BADRPT
SETERROR(REG_BADRPT);
REQUIRE(!MORE() || !isdigit((uch)PEEK()), REG_BADRPT);
REQUIRE(!wascaret, REG_BADRPT);
SETERROR(REG_BADRPT);
SETERROR(REG_BADRPT);
REQUIRE(starordinary, REG_BADRPT);
{ REG_BADRPT, "REG_BADRPT", "repetition-operator operand invalid" },