gcc/libgomp/testsuite/libgomp.fortran/retval1.f90

! { dg-do run }

function f1 ()
  use omp_lib
  real :: f1
  logical :: l
  f1 = 6.5
  l = .false.
!$omp parallel firstprivate (f1) num_threads (2) reduction (.or.:l)
  l = f1 .ne. 6.5
  if (omp_get_thread_num () .eq. 0) f1 = 8.5
  if (omp_get_thread_num () .eq. 1) f1 = 14.5
!$omp barrier
  l = l .or. (omp_get_thread_num () .eq. 0 .and. f1 .ne. 8.5)
  l = l .or. (omp_get_thread_num () .eq. 1 .and. f1 .ne. 14.5)
!$omp end parallel
  if (l) STOP 1
  f1 = -2.5
end function f1
function f2 ()
  use omp_lib
  real :: f2, e2
  logical :: l
entry e2 ()
  f2 = 6.5
  l = .false.
!$omp parallel firstprivate (e2) num_threads (2) reduction (.or.:l)
  l = e2 .ne. 6.5
  if (omp_get_thread_num () .eq. 0) e2 = 8.5
  if (omp_get_thread_num () .eq. 1) e2 = 14.5
!$omp barrier
  l = l .or. (omp_get_thread_num () .eq. 0 .and. e2 .ne. 8.5)
  l = l .or. (omp_get_thread_num () .eq. 1 .and. e2 .ne. 14.5)
!$omp end parallel
  if (l) STOP 2
  e2 = 7.5
end function f2
function f3 ()
  use omp_lib
  real :: f3, e3
  logical :: l
entry e3 ()
  f3 = 6.5
  l = .false.
!$omp parallel firstprivate (f3, e3) num_threads (2) reduction (.or.:l)
  l = e3 .ne. 6.5
  l = l .or. f3 .ne. 6.5
  if (omp_get_thread_num () .eq. 0) e3 = 8.5
  if (omp_get_thread_num () .eq. 1) e3 = 14.5
  f3 = e3 - 4.5
!$omp barrier
  l = l .or. (omp_get_thread_num () .eq. 0 .and. e3 .ne. 8.5)
  l = l .or. (omp_get_thread_num () .eq. 1 .and. e3 .ne. 14.5)
  l = l .or. f3 .ne. e3 - 4.5
!$omp end parallel
  if (l) STOP 3
  e3 = 0.5
end function f3
function f4 () result (r4)
  use omp_lib
  real :: r4, s4
  logical :: l
entry e4 () result (s4)
  r4 = 6.5
  l = .false.
!$omp parallel firstprivate (r4, s4) num_threads (2) reduction (.or.:l)
  l = s4 .ne. 6.5
  l = l .or. r4 .ne. 6.5
  if (omp_get_thread_num () .eq. 0) s4 = 8.5
  if (omp_get_thread_num () .eq. 1) s4 = 14.5
  r4 = s4 - 4.5
!$omp barrier
  l = l .or. (omp_get_thread_num () .eq. 0 .and. s4 .ne. 8.5)
  l = l .or. (omp_get_thread_num () .eq. 1 .and. s4 .ne. 14.5)
  l = l .or. r4 .ne. s4 - 4.5
!$omp end parallel
  if (l) STOP 4
  s4 = -0.5
end function f4
function f5 (is_f5)
  use omp_lib
  real :: f5
  integer :: e5
  logical :: l, is_f5
entry e5 (is_f5)
  if (is_f5) then
    f5 = 6.5
  else
    e5 = 8
  end if
  l = .false.
!$omp parallel firstprivate (f5, e5) shared (is_f5) num_threads (2) &
!$omp reduction (.or.:l)
  if (.not. is_f5) l = l .or. e5 .ne. 8
  if (is_f5) l = l .or. f5 .ne. 6.5
  if (omp_get_thread_num () .eq. 0) e5 = 8
  if (omp_get_thread_num () .eq. 1) e5 = 14
  f5 = e5 - 4.5
!$omp barrier
  l = l .or. (omp_get_thread_num () .eq. 0 .and. e5 .ne. 8)
  l = l .or. (omp_get_thread_num () .eq. 1 .and. e5 .ne. 14)
  l = l .or. f5 .ne. e5 - 4.5
!$omp end parallel
  if (l) STOP 5
  if (is_f5) f5 = -2.5
  if (.not. is_f5) e5 = 8
end function f5

  real :: f1, f2, e2, f3, e3, f4, e4, f5
  integer :: e5
  if (f1 () .ne. -2.5) STOP 6
  if (f2 () .ne. 7.5) STOP 7
  if (e2 () .ne. 7.5) STOP 8
  if (f3 () .ne. 0.5) STOP 9
  if (e3 () .ne. 0.5) STOP 10
  if (f4 () .ne. -0.5) STOP 11
  if (e4 () .ne. -0.5) STOP 12
  if (f5 (.true.) .ne. -2.5) STOP 13
  if (e5 (.false.) .ne. 8) STOP 14
end