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/* Implementation of the size intrinsic.
Copyright 2002 Free Software Foundation, Inc.
Contributed by Paul Brook <paul@nowt.org>
This file is part of the GNU Fortran 95 runtime library (libgfor).
Libgfor is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
Libgfor 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with libgfor; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include "libgfortran.h"
typedef GFC_ARRAY_DESCRIPTOR (GFC_MAX_DIMENSIONS, void) array_t;
#define size0 prefix(size0)
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 = array->dim[n].ubound + 1 - array->dim[n].lbound;
if (len < 0)
len = 0;
size *= len;
}
return size;
}
#define size1 prefix(size1)
index_type size1 (const array_t * array, index_type dim)
{
index_type size;
dim--;
size = array->dim[dim].ubound + 1 - array->dim[dim].lbound;
if (size < 0)
size = 0;
return size;
}
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