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-rw-r--r--stdlib/strtold_nan.c30
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diff --git a/stdlib/strtold_nan.c b/stdlib/strtold_nan.c
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+++ b/stdlib/strtold_nan.c
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+/* Convert string for NaN payload to corresponding NaN.  Narrow
+   strings, long double.
+   Copyright (C) 2015 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library 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.
+
+   The GNU C Library 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 the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <math.h>
+
+/* This function is unused if long double and double have the same
+   representation.  */
+#ifndef __NO_LONG_DOUBLE_MATH
+# include <strtod_nan_narrow.h>
+# include <strtod_nan_ldouble.h>
+
+# define STRTOD_NAN __strtold_nan
+# include <strtod_nan_main.c>
+#endif