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module m
use iso_c_binding
implicit none
contains
subroutine s(x,y,z)
type(c_ptr), optional :: x
integer, pointer, optional :: y
integer, allocatable, optional :: z
logical is_present, is_null
is_present = present(x)
if (is_present) &
is_null = .not. c_associated(x)
!$omp target is_device_ptr(x) has_device_addr(y) has_device_addr(z)
if (is_present) then
if (is_null) then
if (c_associated(x)) stop 1
if (associated(y)) stop 2
if (allocated(z)) stop 3
else
if (.not. c_associated(x, c_loc(y))) stop 4
if (y /= 7) stop 5
if (z /= 9) stop 6
end if
end if
!$omp end target
end
end
use m
implicit none
integer, pointer :: p
integer, allocatable :: a
p => null()
call s()
!$omp target data map(p,a) use_device_addr(p,a)
call s(c_null_ptr, p, a)
!$omp end target data
allocate(p,a)
p = 7
a = 9
!$omp target data map(p,a) use_device_addr(p,a)
call s(c_loc(p), p, a)
!$omp end target data
deallocate(p,a)
end
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