[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit

Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/libc/glibc/glibc-2.22/math/w_scalblnf.c b/ap/libc/glibc/glibc-2.22/math/w_scalblnf.c
new file mode 100644
index 0000000..235518d
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.22/math/w_scalblnf.c
@@ -0,0 +1,36 @@
+/* Wrapper for __scalblnf handles setting errno.
+   Copyright (C) 2014-2015 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 <errno.h>
+#include <math.h>
+#include <math_private.h>
+
+float
+__w_scalblnf (float x, long int n)
+{
+  if (!isfinite (x) || x == 0.0f)
+    return x;
+
+  x = __scalblnf (x, n);
+
+  if (!isfinite (x) || x == 0.0f)
+    __set_errno (ERANGE);
+
+  return x;
+}
+weak_alias (__w_scalblnf, scalblnf)