1 files changed, 61 insertions, 0 deletions
diff --git a/libgfortran/m4/minval1s.m4 b/libgfortran/m4/minval1s.m4
new file mode 100644
index 00000000000..3f52bd9bdab
--- /dev/null
+++ b/libgfortran/m4/minval1s.m4
@@ -0,0 +1,61 @@
+`/* Implementation of the MAXVAL intrinsic
+   Copyright 2017 Free Software Foundation, Inc.
+   Contributed by Thomas Koenig
+
+This file is part of the GNU Fortran 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(iparm.m4)dnl
+include(ifunction-s2.m4)dnl
+
+`#if defined (HAVE_'atype_name`) && defined (HAVE_'rtype_name`)'
+
+ARRAY_FUNCTION(255,
+`	const atype_name *retval;
+	retval = base;',
+`		if (compare_fcn (src, retval, string_len) < 0)
+		  {
+		    retval = src;
+		  }', `')
+
+MASKED_ARRAY_FUNCTION(255,
+`	const atype_name *retval;
+	memset (dest, 255, sizeof (*dest) * string_len);
+	retval = dest;',
+`		if (*msrc)
+		      {
+			retval = src;
+			break;
+		      }
+	    }
+	    for (; n < len; n++, src += delta, msrc += mdelta)
+	      {
+		if (*msrc && compare_fcn (src, retval, string_len) < 0)
+		  {
+		    retval = src;
+		  }
+	      ')
+
+SCALAR_ARRAY_FUNCTION(255)
+
+#endif