if (is_exactly_a<wildcard>(pattern)) {
// Wildcard matches anything, but check whether we already have found
- // a match for that wildcard first (if so, it the earlier match must
- // be the same expression)
+ // a match for that wildcard first (if so, the earlier match must be
+ // the same expression)
for (lst::const_iterator it = repl_lst.begin(); it != repl_lst.end(); ++it) {
if (it->op(0).is_equal(pattern))
return is_equal(ex_to<basic>(it->op(1)));