libcxx initial import

llvm-svn: 103490
Cr-Mirrored-From: sso://chromium.googlesource.com/_direct/external/github.com/llvm/llvm-project
Cr-Mirrored-Commit: 3e519524c118651123eecf60c2bbc5d65ad9bac3
diff --git a/include/tgmath.h b/include/tgmath.h
new file mode 100644
index 0000000..893bca2
--- /dev/null
+++ b/include/tgmath.h
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+// -*- C++ -*-
+//===-------------------------- tgmath.h ----------------------------------===//
+//
+// ÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef _LIBCPP_TGMATH_H
+#define _LIBCPP_TGMATH_H
+
+/*
+    tgmath.h synopsis
+
+#include <complex.h>
+#include <math.h>
+
+*/
+
+#include <complex.h>
+#include <math.h>
+
+#pragma GCC system_header
+
+#endif  // _LIBCPP_TGMATH_H