49 lines
1.5 KiB
C
49 lines
1.5 KiB
C
/* Implementation of the is_contiguous intrinsic.
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Copyright (C) 2019-2022 Free Software Foundation, Inc.
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Contributed by Thomas König <tkoenig@gcc.gnu.org>
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This file is part of the GNU Fortran runtime library (libgfortran).
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Libgfortran is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public
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License as published by the Free Software Foundation; either
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version 3 of the License, or (at your option) any later version.
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Libgfortran is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<https://www.gnu.org/licenses/>. */
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#include "libgfortran.h"
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GFC_LOGICAL_4
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is_contiguous0 (const array_t * const restrict array)
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{
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index_type dim;
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index_type n;
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index_type extent, stride;
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dim = GFC_DESCRIPTOR_RANK (array);
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extent = 1;
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for (n = 0; n < dim; n++)
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{
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stride = GFC_DESCRIPTOR_STRIDE (array, n);
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if (stride != extent)
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return 0;
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extent *= GFC_DESCRIPTOR_EXTENT (array, n);
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}
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return 1;
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}
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iexport(is_contiguous0);
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