Ada has "unchecked" operations: Unchecked Access (unsafe pointers): http://www.ada-auth.org/standards/22rm/html/RM-13-10.html#I5733 http://www.ada-auth.org/st

Ada has "unchecked" operations: Unchecked Access (unsafe pointers): http://www.ada-auth.org/standards/22rm/html/RM-13-10.html#I5733 http://www.ada-auth.org/standards/22rm/html/RM-13-10.html#I5... Unchecked Deallocations ("free"): http://www.ada-auth.org/standards/22rm/html/RM-13-11-2.html#I5783 http://www.ada-auth.org/standards/22rm/html/RM-13-11-2.html#... Unchecked type conversions (unsafe casting): http://www.ada-auth.org/standards/22rm/html/RM-13-9.html#I5708 http://www.ada-auth.org/standards/22rm/html/RM-13-9.html#I57... Ada has FFI: C / C++: http://www.ada-auth.org/standards/22rm/html/RM-B-3.html http://www.ada-auth.org/standards/22rm/html/RM-B-3.html COBOL: http://www.ada-auth.org/standards/22rm/html/RM-B-4.html http://www.ada-auth.org/standards/22rm/html/RM-B-4.html Fortran: http://www.ada-auth.org/standards/22rm/html/RM-B-5.html http://www.ada-auth.org/standards/22rm/html/RM-B-5.html Ada has pragmas to both enable more security measures or relax security measures: http://www.ada-auth.org/standards/22rm/html/RM-L.html http://www.ada-auth.org/standards/22rm/html/RM-L.html Just like in unsafe Rust, sometimes in Ada you need to turn off some security features or tell the compiler "I know what I am doing for this part" when interfacing with some hardware or similar low-level stuff.