MEMBER OF gives a syntax error when OF is written inside an executable comment

SELECT 1 MEMBER /*!OF*/ ('[1]');

SELECT 1 MEMBER /*M!100000 OF*/ ('[1]');

13.2.0-MariaDB-asan-debug source revision: bef8c2acb7bfff211e0bc903e99248d91ac37d03

SELECT 1 MEMBER /*!OF*/ ('[1]');

ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'OF*/ ('[1]')' at line 1

SELECT 1 MEMBER /*M!100000 OF*/ ('[1]');

ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'OF*/ ('[1]')' at line 1