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diff --git a/libgfortran/m4/maxloc1.m4 b/libgfortran/m4/maxloc1.m4
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+++ b/libgfortran/m4/maxloc1.m4
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+`/* Implementation of the MAXLOC 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).
+
+Libgfortran 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.
+
+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 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 "config.h"
+#include <stdlib.h>
+#include <assert.h>
+#include <float.h>
+#include <limits.h>
+#include "libgfortran.h"'
+
+include(iparm.m4)dnl
+include(ifunction.m4)dnl
+ARRAY_FUNCTION(0,
+`  type_name maxval;
+  maxval = type_min;
+  result = 1;',
+`  if (*src > maxval)
+    {
+      maxval = *src;
+      result = (rtype_name)n + 1;
+    }')
+
+MASKED_ARRAY_FUNCTION(0,
+`  type_name maxval;
+  maxval = type_min;
+  result = 1;',
+`  if (*msrc && *src > maxval)
+    {
+      maxval = *src;
+      result = (rtype_name)n + 1;
+    }')
+