into  mysql.com:/misc/mysql/31990/50-31990


mysql-test/r/cast.result:
  Auto merged
mysql-test/r/type_date.result:
  Auto merged
mysql-test/t/cast.test:
  Auto merged
sql/field.cc:
  Auto merged
sql/field.h:
  Auto merged
sql/item_timefunc.cc:
  Auto merged
sql/item_timefunc.h:
  Auto merged
mysql-test/t/type_date.test:
  manual merge