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32 lines
652 B
Fortran
32 lines
652 B
Fortran
! { dg-do run }
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module e_53_1_mod
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integer :: THRESHOLD = 20
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contains
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integer recursive function fib (n) result (f)
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!$omp declare target
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integer :: n
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if (n <= 0) then
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f = 0
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else if (n == 1) then
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f = 1
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else
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f = fib (n - 1) + fib (n - 2)
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end if
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end function
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integer function fib_wrapper (n)
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integer :: x
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!$omp target map(to: n) if(n > THRESHOLD)
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x = fib (n)
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!$omp end target
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fib_wrapper = x
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end function
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end module
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program e_53_1
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use e_53_1_mod, only : fib, fib_wrapper
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if (fib (15) /= fib_wrapper (15)) call abort
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if (fib (25) /= fib_wrapper (25)) call abort
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end program
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