Subversion Repositories openrisc

! { dg-do run }

! A basic functional test of derived type extension.

!

! Contributed by Paul Thomas  

!

module persons

  type :: person

    character(24) :: name = ""

    integer :: ss = 1

  end type person

end module persons

module person_education

  use persons

  type, extends(person) :: education

    integer ::  attainment = 0

    character(24) :: institution = ""

  end type education

end module person_education

  use person_education

  type, extends(education) :: service

    integer :: personnel_number = 0

    character(24) :: department = ""

  end type service

  type, extends(service) :: person_record

    type (person_record), pointer :: supervisor => NULL ()

  end type person_record

  type(person_record), pointer :: recruit, supervisor

! Check that references by ultimate component work

  allocate (supervisor)

  supervisor%name = "Joe Honcho"

  supervisor%ss = 123455

  supervisor%attainment = 100

  supervisor%institution = "Celestial University"

  supervisor%personnel_number = 1

  supervisor%department = "Directorate"

  recruit => entry ("John Smith", 123456, 1, "Bog Hill High School", &

                    99, "Records", supervisor)

  if (trim (recruit%name) /= "John Smith") call abort

  if (recruit%name /= recruit%service%name) call abort

  if (recruit%supervisor%ss /= 123455) call abort

  if (recruit%supervisor%ss /= supervisor%person%ss) call abort

  deallocate (supervisor)

  deallocate (recruit)

contains

  function entry (name, ss, attainment, institution, &

                  personnel_number, department, supervisor) result (new_person)

    integer :: ss, attainment, personnel_number

    character (*) :: name, institution, department

    type (person_record), pointer :: supervisor, new_person

    allocate (new_person)

! Check mixtures of references

    new_person%person%name = name

    new_person%service%education%person%ss = ss

    new_person%service%attainment = attainment

    new_person%education%institution = institution

    new_person%personnel_number = personnel_number

    new_person%service%department = department

    new_person%supervisor => supervisor

  end function

end

! { dg-final { cleanup-modules "persons person_education" } }