"INSERT .. SELECT ... ON DUPLICATE KEY UPDATE fails"
  Ensure that check_insert_fields() is only called once when
  doing an INSERT..SELECT


mysql-test/r/insert_update.result:
  Test for bug 10109
mysql-test/t/insert_update.test:
  Test for bug 10109
sql/sql_class.h:
  select_insert needs more state
sql/sql_insert.cc:
  ensure that check_insert_fields() is only called once when
  doing an INSERT...SELECT
sql/sql_parse.cc:
  more args for select_insert constructor