Consequently, we either should have them in posix/sys/types.h, or if they're used on Zephyr side (ssize_t definitely is), then in zephyr/types.h . And the reason I submit this as a ticket and not as PR, because @aescolar, I'd need your consult of where do we stand on the is...
I would broadly state that we have foundundefined behaviorwhich explains this bug, asSolidity is taking a shortcut ofnotreturning a tuple when a composite type is being returned by itself (struct or tuple), even when a tuple is being explicitly coded in the return of a function: ...