mirror of git://gcc.gnu.org/git/gcc.git
78 lines
1.7 KiB
Fortran
78 lines
1.7 KiB
Fortran
! { dg-do run }
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integer, pointer :: a, c(:)
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integer, target :: b, d(10)
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b = 0
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a => b
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d = 0
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c => d
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call foo (a, c)
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b = 0
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d = 0
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call bar (a, c)
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contains
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subroutine foo (a, c)
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integer, pointer :: a, c(:), b, d(:)
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integer :: r, r2
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r = 0
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!$omp parallel firstprivate (a, c) reduction (+:r)
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!$omp atomic
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a = a + 1
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!$omp atomic
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c(1) = c(1) + 1
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r = r + 1
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!$omp end parallel
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if (a.ne.r.or.c(1).ne.r) call abort
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r2 = r
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b => a
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d => c
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r = 0
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!$omp parallel firstprivate (b, d) reduction (+:r)
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!$omp atomic
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b = b + 1
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!$omp atomic
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d(1) = d(1) + 1
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r = r + 1
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!$omp end parallel
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if (b.ne.r+r2.or.d(1).ne.r+r2) call abort
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end subroutine foo
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subroutine bar (a, c)
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integer, pointer :: a, c(:), b, d(:)
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integer, target :: q, r(5)
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integer :: i
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q = 17
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r = 21
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b => a
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d => c
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!$omp parallel do firstprivate (a, c) lastprivate (a, c)
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do i = 1, 100
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!$omp atomic
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a = a + 1
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!$omp atomic
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c((i+9)/10) = c((i+9)/10) + 1
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if (i.eq.100) then
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a => q
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c => r
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end if
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end do
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!$omp end parallel do
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if (b.ne.100.or.any(d.ne.10)) call abort
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if (a.ne.17.or.any(c.ne.21)) call abort
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a => b
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c => d
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!$omp parallel do firstprivate (b, d) lastprivate (b, d)
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do i = 1, 100
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!$omp atomic
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b = b + 1
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!$omp atomic
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d((i+9)/10) = d((i+9)/10) + 1
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if (i.eq.100) then
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b => q
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d => r
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end if
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end do
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!$omp end parallel do
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if (a.ne.200.or.any(c.ne.20)) call abort
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if (b.ne.17.or.any(d.ne.21)) call abort
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end subroutine bar
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end
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