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! { dg-do compile }

! { dg-options "-ffrontend-optimize -fdump-tree-original -fopenmp" }

! Test that common function elimination is done within the OMP parallel

! blocks even if there is a workshare around it.

program foo

  implicit none

  integer, parameter :: n = 10000000

  real, parameter :: eps = 3e-7

  integer :: i,j

  real :: A(n), B(5), C(n)

  real :: tmp

  B(1) = 3.344

  tmp = B(1)

  do i=1,10

     call random_number(a)

     c = a

     !$omp parallel workshare

     !$omp parallel default(shared)

     !$omp do

     do j=1,n

       A(j) = A(j)*cos(B(1))+A(j)*cos(B(1))

     end do

     !$omp end do

     !$omp end parallel

     !$omp end parallel workshare

  end do

  c = c*cos(b(1))+ c*cos(b(1))

  do j=1,n

     if (abs(a(j)-c(j)) > eps) then

        print *,1,j,a(j), c(j)

        call abort

     end if

  end do

end program foo

! { dg-final { scan-tree-dump-times "__builtin_cosf" 2 "original" } }

! { dg-final { cleanup-tree-dump "original" } }