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diff --git a/gcc-4.9/libgcc/soft-fp/unordtf2.c b/gcc-4.9/libgcc/soft-fp/unordtf2.c
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+/* Software floating-point emulation.
+ Return 1 iff a or b is a NaN, 0 otherwise.
+ Copyright (C) 2006-2014 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Joseph Myers (joseph@codesourcery.com).
+
+ 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.
+
+ In addition to the permissions in the GNU Lesser General Public
+ License, the Free Software Foundation gives you unlimited
+ permission to link the compiled version of this file into
+ combinations with other programs, and to distribute those
+ combinations without any restriction coming from the use of this
+ file. (The Lesser General Public License restrictions do apply in
+ other respects; for example, they cover modification of the file,
+ and distribution when not linked into a combine executable.)
+
+ 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 "soft-fp.h"
+#include "quad.h"
+
+CMPtype
+__unordtf2 (TFtype a, TFtype b)
+{
+ FP_DECL_EX;
+ FP_DECL_Q (A);
+ FP_DECL_Q (B);
+ CMPtype r;
+
+ FP_INIT_EXCEPTIONS;
+ FP_UNPACK_RAW_Q (A, a);
+ FP_UNPACK_RAW_Q (B, b);
+ FP_CMP_UNORD_Q (r, A, B);
+ if (r && (FP_ISSIGNAN_Q (A) || FP_ISSIGNAN_Q (B)))
+ FP_SET_EXCEPTION (FP_EX_INVALID);
+ FP_HANDLE_EXCEPTIONS;
+
+ return r;
+}