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! { dg-do run }
module e_53_3_mod
!$omp declare target (N, p, v1, v2)
integer, parameter :: N = 1000
real :: p(N), v1(N), v2(N)
end module
subroutine init (v1, v2, N)
integer :: i, N
real :: v1(N), v2(N)
do i = 1, N
v1(i) = i + 2.0
v2(i) = i - 3.0
end do
end subroutine
subroutine check (p, N)
integer :: i, N
real, parameter :: EPS = 0.00001
real :: diff, p(N)
do i = 1, N
diff = p(i) - (i + 2.0) * (i - 3.0)
if (diff > EPS .or. -diff > EPS) stop 1
end do
end subroutine
subroutine vec_mult ()
use e_53_3_mod
integer :: i
call init (v1, v2, N);
!$omp target update to(v1, v2)
!$omp target
!$omp parallel do
do i = 1,N
p(i) = v1(i) * v2(i)
end do
!$omp end target
!$omp target update from (p)
call check (p, N)
end subroutine
program e_53_3
call vec_mult ()
end program
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