The main documentation of the Initialized_Trace Procedure contains additional explanation of this code listing.
function Initialized_Trace (Trace) result(Initialized)
! Input variable.
type(Trace_type), intent(in) :: Trace ! Trace to be checked.
! Output variable.
type(logical) :: Initialized ! Initialized condition boolean.
!~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
! Verify requirements - none.
! Set initialized boolean.
Initialized = ASSOCIATED(Trace%Initialized)
! Verify guarantees - none.
return
end function Initialized_Trace