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program arrays_13
implicit none
integer :: u, v
integer, pointer :: i(:)
real, pointer :: r(:, :)
integer, target :: iv(2)
real, target :: rv(2, 3)
i => iv
r => rv
i(1) = 1
if( i(1) /= 1 ) then
i(2) = 3
else
i(2) = 7
end if
if( iv(1) /= 1 ) error stop
if( iv(2) /= 7 ) error stop
do u = lbound(r, 1), ubound(r, 1)
do v = lbound(r, 2), ubound(r, 2)
rv(u, v) = u * v
end do
end do
call check_real(r)
call check_real_without_pointer(r)
contains
subroutine check_real(r)
real, pointer :: r(:, :)
integer :: u, v
do u = lbound(r, 1), ubound(r, 1)
do v = lbound(r, 2), ubound(r, 2)
if( r(u, v) /= u * v ) error stop
end do
end do
end subroutine
subroutine check_real_without_pointer(r)
real :: r(:, :)
integer :: u, v
do u = lbound(r, 1), ubound(r, 1)
do v = lbound(r, 2), ubound(r, 2)
if( r(u, v) /= u * v ) error stop
end do
end do
end subroutine
end program
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