101 lines
3.4 KiB
Fortran
101 lines
3.4 KiB
Fortran
! RUN: %python %S/../test_errors.py %s %flang_fc1 -fopenmp
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! OpenMP Version 4.5
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! 2.15.3.6 Reduction Clause
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program omp_reduction
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integer :: a,i,j,l
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integer :: k = 10
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!$omp parallel private(k)
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!ERROR: REDUCTION variable 'k' is PRIVATE in outer context must be shared in the parallel regions to which any of the worksharing regions arising from the worksharing construct bind.
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!$omp do reduction(+:k)
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do i = 1, 10
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k = k + 1
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end do
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!$omp end do
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!$omp end parallel
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!$omp parallel private(j),reduction(+:k)
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!ERROR: REDUCTION variable 'k' is REDUCTION in outer context must be shared in the parallel regions to which any of the worksharing regions arising from the worksharing construct bind.
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!$omp do reduction(+:k)
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do i = 1, 10
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k = k + 1
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end do
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!$omp end do
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!$omp end parallel
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!$omp parallel private(j),firstprivate(k)
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!ERROR: REDUCTION variable 'k' is FIRSTPRIVATE in outer context must be shared in the parallel regions to which any of the worksharing regions arising from the worksharing construct bind.
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!$omp do reduction(min:k)
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do i = 1, 10
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k = k + 1
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end do
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!$omp end do
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!$omp end parallel
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!$omp parallel private(l,j),firstprivate(k)
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!ERROR: REDUCTION variable 'k' is FIRSTPRIVATE in outer context must be shared in the parallel regions to which any of the worksharing regions arising from the worksharing construct bind.
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!ERROR: REDUCTION variable 'j' is PRIVATE in outer context must be shared in the parallel regions to which any of the worksharing regions arising from the worksharing construct bind.
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!$omp sections reduction(ior:k) reduction(*:j)
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do i = 1, 10
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k = ior(k, 1)
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j = j * 3
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end do
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!$omp end sections
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!$omp end parallel
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!$omp sections private(k)
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!ERROR: A worksharing region may not be closely nested inside a worksharing, explicit task, taskloop, critical, ordered, atomic, or master region
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!ERROR: REDUCTION variable 'k' is PRIVATE in outer context must be shared in the parallel regions to which any of the worksharing regions arising from the worksharing construct bind.
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!$omp do reduction(+:k) reduction(max:j)
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do i = 1, 10
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k = k + 1
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end do
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!$omp end do
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!$omp end sections
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!$omp sections private(k)
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!$omp target
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do j = 1,10
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!ERROR: A worksharing region may not be closely nested inside a worksharing, explicit task, taskloop, critical, ordered, atomic, or master region
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!$omp do reduction(+:k) reduction(max:j)
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do i = 1, 10
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k = k + 1
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end do
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!$omp end do
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end do
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!$omp end target
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!$omp end sections
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!$omp parallel reduction(+:a)
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!ERROR: REDUCTION variable 'a' is REDUCTION in outer context must be shared in the parallel regions to which any of the worksharing regions arising from the worksharing construct bind.
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!$omp sections reduction(*:a)
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a = a + 10
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!$omp end sections
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!$omp end parallel
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!$omp parallel reduction(*:a)
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!$omp end parallel
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!$omp parallel reduction(ieor:a)
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!ERROR: REDUCTION variable 'a' is REDUCTION in outer context must be shared in the parallel regions to which any of the worksharing regions arising from the worksharing construct bind.
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!$omp sections reduction(+:a)
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a = ieor(a, 10)
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!$omp end sections
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!$omp end parallel
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!$omp parallel private(a)
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!$omp parallel reduction(ieor:a)
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!$omp end parallel
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!$omp end parallel
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!$omp task firstprivate(a)
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!$omp parallel do reduction(+:a)
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do i=1,10
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a=a+j
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end do
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!$omp end parallel do
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!$omp end task
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end program omp_reduction
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