! REQUIRES: openmp_runtime
! RUN: %python %S/../test_errors.py %s %flang_fc1 %openmp_flags -fopenmp-version=50
! Check OpenMP 5.0 - 2.17.8 flush Construct
! Restriction -
! If memory-order-clause is release, acquire, or acq_rel, list items must not be specified on the flush directive.
use omp_lib
implicit none
TYPE someStruct
REAL :: rr
end TYPE
integer :: i, a, b
real, DIMENSION(10) :: array
TYPE(someStruct) :: structObj
a = 1.0
!$omp parallel num_threads(4)
!No list flushes all.
if (omp_get_thread_num() == 1) THEN
!$omp flush
END IF
array = (/1, 2, 3, 4, 5, 6, 7, 8, 9, 10/)
!Only memory-order-clauses.
if (omp_get_thread_num() == 1) THEN
! Not allowed clauses.
!ERROR: SEQ_CST clause is not allowed on the FLUSH directive
!$omp flush seq_cst
!ERROR: RELAXED clause is not allowed on the FLUSH directive
!$omp flush relaxed
! Not allowed more than once.
!ERROR: At most one ACQ_REL clause can appear on the FLUSH directive
!$omp flush acq_rel acq_rel
!ERROR: At most one RELEASE clause can appear on the FLUSH directive
!$omp flush release release
!ERROR: At most one ACQUIRE clause can appear on the FLUSH directive
!$omp flush acquire acquire
! Mix of allowed and not allowed.
!ERROR: SEQ_CST clause is not allowed on the FLUSH directive
!$omp flush seq_cst acquire
END IF
array = (/1, 2, 3, 4, 5, 6, 7, 8, 9, 10/)
! No memory-order-clause only list-items.
if (omp_get_thread_num() == 2) THEN
!$omp flush (a)
!$omp flush (i, a, b)
!$omp flush (array, structObj%rr)
! Too many flush with repeating list items.
!$omp flush (i, a, b, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, b, b, b, b)
!ERROR: No explicit type declared for 'notpresentitem'
!$omp flush (notPresentItem)
END IF
array = (/1, 2, 3, 4, 5, 6, 7, 8, 9, 10/)
if (omp_get_thread_num() == 3) THEN
!ERROR: If memory-order-clause is RELEASE, ACQUIRE, or ACQ_REL, list items must not be specified on the FLUSH directive
!$omp flush acq_rel (array)
!ERROR: If memory-order-clause is RELEASE, ACQUIRE, or ACQ_REL, list items must not be specified on the FLUSH directive
!$omp flush acq_rel (array, a, i)
array = (/1, 2, 3, 4, 5, 6, 7, 8, 9, 10/)
!ERROR: If memory-order-clause is RELEASE, ACQUIRE, or ACQ_REL, list items must not be specified on the FLUSH directive
!$omp flush release (array)
!ERROR: If memory-order-clause is RELEASE, ACQUIRE, or ACQ_REL, list items must not be specified on the FLUSH directive
!$omp flush release (array, a)
array = (/1, 2, 3, 4, 5, 6, 7, 8, 9, 10/)
!ERROR: If memory-order-clause is RELEASE, ACQUIRE, or ACQ_REL, list items must not be specified on the FLUSH directive
!$omp flush acquire (array)
!ERROR: If memory-order-clause is RELEASE, ACQUIRE, or ACQ_REL, list items must not be specified on the FLUSH directive
!$omp flush acquire (array, a, structObj%rr)
END IF
!$omp end parallel
!$omp parallel num_threads(4)
array = (/1, 2, 3, 4, 5, 6, 7, 8, 9, 10/)
!WARNING: OpenMP directive 'master' has been deprecated, please use 'masked' instead.
!$omp master
!$omp flush (array)
!$omp end master
!$omp end parallel
end
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