[Feature][ZXW-33]merge ZXW 0428 version

Change-Id: I11f167edfea428d9fab198ff00ff1364932d1b0b
diff --git a/ap/libc/glibc/glibc-2.23/math/test-float-vlen4.h b/ap/libc/glibc/glibc-2.23/math/test-float-vlen4.h
new file mode 100644
index 0000000..164749d
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.23/math/test-float-vlen4.h
@@ -0,0 +1,32 @@
+/* Definitions for float vector tests with vector length 4.
+   Copyright (C) 2014-2016 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 "test-float.h"
+#include "test-math-no-inline.h"
+#include "test-math-vector.h"
+
+#define TEST_MSG "testing float vector math (without inline functions)\n"
+#define CHOOSE(Clongdouble,Cdouble,Cfloat,Cinlinelongdouble,Cinlinedouble,Cinlinefloat) Cfloat
+
+#define EXCEPTION_TESTS_float 0
+#define ROUNDING_TESTS_float(MODE) ((MODE) == FE_TONEAREST)
+
+#define VEC_SUFF _vlen4
+#define VEC_LEN 4
+
+#define FUNC_TEST(function) function ## f ## _VEC_SUFF