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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gfortran.dg/] [proc_ptr_comp_8.f90] - Blame information for rev 694

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1 694 jeremybenn
! { dg-do run }
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!
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! PR 40164: Fortran 2003: "Arrays of procedure pointers" (using PPCs)
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!
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! Original test case by Barron Bichon 
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! Adapted by Janus Weil 
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PROGRAM test_prog
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  ABSTRACT INTERFACE
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  FUNCTION fn_template(n,x) RESULT(y)
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    INTEGER, INTENT(in) :: n
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    REAL, INTENT(in) :: x(n)
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    REAL :: y(n)
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  END FUNCTION fn_template
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  END INTERFACE
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  TYPE PPA
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    PROCEDURE(fn_template), POINTER, NOPASS :: f
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  END TYPE PPA
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 TYPE ProcPointerArray
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   PROCEDURE(add), POINTER, NOPASS :: f
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 END TYPE ProcPointerArray
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 TYPE (ProcPointerArray) :: f_array(3)
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 PROCEDURE(add), POINTER :: f
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 real :: r
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 f_array(1)%f => add
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 f => f_array(1)%f
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 f_array(2)%f => sub
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 f_array(3)%f => f_array(1)%f
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 r = f(1.,2.)
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 if (abs(r-3.)>1E-3) call abort()
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 r = f_array(1)%f(4.,2.)
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 if (abs(r-6.)>1E-3) call abort()
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 r = f_array(2)%f(5.,3.)
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 if (abs(r-2.)>1E-3) call abort()
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 if (abs(f_array(1)%f(1.,3.)-f_array(3)%f(2.,2.))>1E-3) call abort()
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CONTAINS
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 FUNCTION add(a,b) RESULT(sum)
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   REAL, INTENT(in) :: a, b
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   REAL :: sum
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   sum = a + b
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 END FUNCTION add
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 FUNCTION sub(a,b) RESULT(diff)
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   REAL, INTENT(in) :: a, b
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   REAL :: diff
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   diff = a - b
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 END FUNCTION sub
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END PROGRAM test_prog
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