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diff --git a/libgfortran/m4/shape.m4 b/libgfortran/m4/shape.m4
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+`/* Implementation of the SHAPE intrinsic
+   Copyright 2002, 2006, 2007, 2009, 2010 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"
+#include <stdlib.h>
+#include <assert.h>'
+
+include(iparm.m4)dnl
+
+`#if defined (HAVE_'rtype_name`)
+
+extern void shape_'rtype_kind` ('rtype` * const restrict ret, 
+	const 'rtype` * const restrict array);
+export_proto(shape_'rtype_kind`);
+
+void
+shape_'rtype_kind` ('rtype` * const restrict ret, 
+	const 'rtype` * const restrict array)
+{
+  int n;
+  index_type stride;
+  index_type extent;
+  int rank;
+
+  rank = GFC_DESCRIPTOR_RANK (array);
+
+  if (ret->data == NULL)
+    {
+      GFC_DIMENSION_SET(ret->dim[0], 0, rank - 1, 1);
+      ret->offset = 0;
+      ret->data = internal_malloc_size (sizeof ('rtype_name`) * rank);
+    }
+
+  stride = GFC_DESCRIPTOR_STRIDE(ret,0);
+
+  if (GFC_DESCRIPTOR_EXTENT(ret,0) < 1)
+    return;
+
+  for (n = 0; n < rank; n++)
+    {
+      extent = GFC_DESCRIPTOR_EXTENT(array,n);
+      ret->data[n * stride] = extent > 0 ? extent : 0 ;
+    }
+}
+
+#endif'