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module stdlib_bitsets_operator_overloading_9_m
implicit none
public :: bitset_type, bitset_large, bitset_64
public :: operator(==)
type, abstract :: bitset_type
private
integer(4) :: num_bits
contains
end type bitset_type
type, extends(bitset_type) :: bitset_large
end type bitset_large
type, extends(bitset_type) :: bitset_64
end type bitset_64
interface operator(==)
elemental module function eqv_large(set1, set2) result(eqv)
logical :: eqv
type(bitset_large), intent(in) :: set1, set2
end function eqv_large
elemental module function eqv_64(set1, set2) result(eqv)
logical :: eqv
type(bitset_64), intent(in) :: set1, set2
end function eqv_64
end interface operator(==)
contains
elemental module function eqv_large(set1, set2) result(eqv)
logical :: eqv
type(bitset_large), intent(in) :: set1, set2
eqv = .false. ! dummy implementation
end function eqv_large
elemental module function eqv_64(set1, set2) result(eqv)
logical :: eqv
type(bitset_64), intent(in) :: set1, set2
eqv = .true. ! dummy implementation
end function eqv_64
end module stdlib_bitsets_operator_overloading_9_m
program operator_overloading_09
use stdlib_bitsets_operator_overloading_9_m
implicit none
type(bitset_large) :: set0, set1
type(bitset_64) :: set2, set3
if ((set1 == set0) .neqv. .false.) error stop
if ((set2 == set3) .neqv. .true.) error stop
end program operator_overloading_09
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