ee440dd05d
2008-02-02 Thomas Koenig <tkoenig@gcc.gnu.org> PR libfortran/35001 * m4/shape.m4: Return 0 for extents <= 0. * generated/shape_i4.c: Regenerated. * generated/shape_i8.c: Regenerated. * generated/shape_i16.c: Regenerated. 2008-02-02 Thomas Koenig <tkoenig@gcc.gnu.org> PR libfortran/35001 * gfortran.dg/shape_4.f90: New test. Fixed in regression-only mode by special dispense (see the PR). From-SVN: r132070
63 lines
2.0 KiB
C
63 lines
2.0 KiB
C
/* Implementation of the SHAPE intrinsic
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Copyright 2002, 2006, 2007 Free Software Foundation, Inc.
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Contributed by Paul Brook <paul@nowt.org>
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This file is part of the GNU Fortran 95 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 2 of the License, or (at your option) any later version.
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In addition to the permissions in the GNU General Public License, the
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Free Software Foundation gives you unlimited permission to link the
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compiled version of this file into combinations with other programs,
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and to distribute those combinations without any restriction coming
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from the use of this file. (The General Public License restrictions
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do apply in other respects; for example, they cover modification of
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the file, and distribution when not linked into a combine
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executable.)
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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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You should have received a copy of the GNU General Public
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License along with libgfortran; see the file COPYING. If not,
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write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA. */
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#include "libgfortran.h"
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#include <stdlib.h>
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#include <assert.h>
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#if defined (HAVE_GFC_INTEGER_4)
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extern void shape_4 (gfc_array_i4 * const restrict ret,
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const gfc_array_i4 * const restrict array);
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export_proto(shape_4);
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void
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shape_4 (gfc_array_i4 * const restrict ret,
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const gfc_array_i4 * const restrict array)
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{
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int n;
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index_type stride;
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index_type extent;
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stride = ret->dim[0].stride;
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if (ret->dim[0].ubound < ret->dim[0].lbound)
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return;
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for (n = 0; n < GFC_DESCRIPTOR_RANK (array); n++)
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{
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extent = array->dim[n].ubound + 1 - array->dim[n].lbound;
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ret->data[n * stride] = extent > 0 ? extent : 0 ;
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}
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}
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#endif
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