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/* Implementation of the size intrinsic.

   Copyright 2002, 2009 Free Software Foundation, Inc.

   Contributed by Paul Brook <paul@nowt.org>

This file is part of the GNU Fortran 95 runtime library (libgfortran).

Libgfortran is free software; you can redistribute it and/or

modify it under the terms of the GNU General Public

License as published by the Free Software Foundation; either

version 3 of the License, or (at your option) any later version.

Libgfortran is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

GNU General Public License for more details.

Under Section 7 of GPL version 3, you are granted additional

permissions described in the GCC Runtime Library Exception, version

3.1, as published by the Free Software Foundation.

You should have received a copy of the GNU General Public License and

a copy of the GCC Runtime Library Exception along with this program;

see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see

<http://www.gnu.org/licenses/>.  */

#include "libgfortran.h"

index_type

size0 (const array_t * array)

{

  int n;

  index_type size;

  index_type len;

  size = 1;

  for (n = 0; n < GFC_DESCRIPTOR_RANK (array); n++)

    {

      len = GFC_DESCRIPTOR_EXTENT(array,n);

      if (len < 0)

        len = 0;

      size *= len;

    }

  return size;

}

iexport(size0);

extern index_type size1 (const array_t * array, index_type dim);

export_proto(size1);

index_type

size1 (const array_t * array, index_type dim)

{

  index_type size;

  dim--;

  size = GFC_DESCRIPTOR_EXTENT(array,dim);

  if (size < 0)

    size = 0;

  return size;

}