libgomp/testsuite/libgomp.fortran/target7.f90

   1 ! { dg-do run }
   2
   3   interface
   4     real function foo (x)
   5       !$omp declare target
   6       real, intent(in) :: x
   7     end function foo
   8   end interface
   9   integer, parameter :: n = 1000
  10   integer, parameter :: c = 100
  11   integer :: i, j
  12   real :: a(n)
  13   do i = 1, n
  14     a(i) = i
  15   end do
  16   !$omp parallel
  17   !$omp single
  18   do i = 1, n, c
  19     !$omp task shared(a)
  20       !$omp target map(a(i:i+c-1))
  21         !$omp parallel do
  22           do j = i, i + c - 1
  23             a(j) = foo (a(j))
  24           end do
  25       !$omp end target
  26     !$omp end task
  27   end do
  28   !$omp end single
  29   !$omp end parallel
  30   do i = 1, n
  31     if (a(i) /= i + 1) STOP 1
  32   end do
  33 end
  34 real function foo (x)
  35   !$omp declare target
  36   real, intent(in) :: x
  37   foo = x + 1
  38 end function foo