The most recent study, by Modéran, suggests a late 4th century date.
The medieval church was pulled down and replaced around 1830, although the tower is of an earlier 17th century date.
Other reasons for a 2nd century date have been argued.
No credence can therefore be given to the 7th century date.
The usually cited 6th century date for his work is somewhat doubtful.
Others argue that the 8th or 9th century dates are right.
The north and south doorways are also of 14th century date.
Blocked-up windows of a likely 16th century date are present.
Scholars have suggested a 2nd century date to the text.
A 15th century date has been suggested by one author.