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+! { dg-do run }
+
+module e_51_1_mod
+contains
+ 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) call abort
+ end do
+ end subroutine
+
+ subroutine vec_mult (N)
+ real :: p(N), v1(N), v2(N)
+ integer :: i, N
+ call init (v1, v2, N)
+ !$omp target data map(to: v1, v2) map(from: p)
+ !$omp target
+ !$omp parallel do
+ do i = 1, N
+ p(i) = v1(i) * v2(i)
+ end do
+ !$omp end target
+ !$omp end target data
+ call check (p, N)
+ end subroutine
+end module
+
+program e_51_1
+ use e_51_1_mod, only : vec_mult
+ integer :: n
+ n = 1000
+ call vec_mult (n)
+end program