File: e.53.2.f90

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gcc-avr 1%3A5.4.0%2BAtmel3.6.1-2
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! { dg-do run }

program e_53_2
  !$omp declare target (fib)
  integer :: x, fib
  !$omp target
    x = fib (25)
  !$omp end target
  if (x /= fib (25)) call abort
end program

integer recursive function fib (n) result (f)
  !$omp declare target
  integer :: n
  if (n <= 0) then
    f = 0
  else if (n == 1) then
    f = 1
  else
    f = fib (n - 1) + fib (n - 2)
  end if
end function