FROM_DAYS returns 0000-00-00 for all N in [1,365]; roundtrip broken

SELECT FROM_DAYS(1), FROM_DAYS(12), FROM_DAYS(32), FROM_DAYS(365);

-- MariaDB: all 0000-00-00   MySQL: 0000-01-01 / 0000-01-12 / 0000-02-01 / 0000-12-31

SELECT TO_DAYS(FROM_DAYS(1)), TO_DAYS(FROM_DAYS(32));

-- MariaDB: 0, 0   <-- TO_DAYS(FROM_DAYS(N)) ≠ N, function reciprocity broken

-- MySQL:   1, 32