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program main
integer :: x = 10
integer :: y(1) = [20]
print *, x
print *, y(1)
call test1(1, x)
print *, x
if (x /= 1) error stop
call test2(2, x)
print *, x
if (x /= 2) error stop
call test3(3, x)
print *, x
if (x /= 3) error stop
! call test1(2,y(1)) ! Not yet supported
! print *, y(1)
! if (y(1) /= 2) error stop
end program main
subroutine test1(i,a)
integer, intent(in) :: i
integer :: a
a = i
end subroutine test1
subroutine test2(i,a)
integer, intent(in) :: i
integer, intent(inout) :: a
a = i
end subroutine test2
subroutine test3(i,a)
integer, intent(in) :: i
integer, intent(out) :: a
a = i
end subroutine test3
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