branch/serial

sql/test/emptydb-previous-upgrade/check from 83712:2075952d1dc8, searching backwards on branch directappend

serialstatuscommits
83712:2075952d1dc8F_OK F_ERROR5 commits
83664:cf3a51d0322aF_OK F_ERROR1 commits
83615:882b2c110643F_OK F_ERROR7 commits