1 files changed, 37 insertions, 0 deletions
diff --git a/libgfortran/m4/product.m4 b/libgfortran/m4/product.m4
new file mode 100644
index 00000000000..bef9b8184eb
--- /dev/null
+++ b/libgfortran/m4/product.m4
@@ -0,0 +1,37 @@
+`/* Implementation of the PRODUCT 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 "libgfortran.h"'
+
+include(iparm.m4)dnl
+include(ifunction.m4)dnl
+ARRAY_FUNCTION(1,
+`  result = 1;',
+`  result *= *src;')
+
+MASKED_ARRAY_FUNCTION(1,
+`  result = 1;',
+`  if (*msrc)
+    result *= *src;')
+