Move files in wtf/ to platform/wtf/ (Part 1).

third_party/WebKit/Source/wtf/Compiler.h

-/*
- * Copyright (C) 2011, 2012 Apple Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
 
-#ifndef WTF_Compiler_h
-#define WTF_Compiler_h
+#include "platform/wtf/Compiler.h"
 
-#include "base/compiler_specific.h"
-
-/* COMPILER() - the compiler being used to build the project */
-#define COMPILER(WTF_FEATURE) \
-  (defined WTF_COMPILER_##WTF_FEATURE && WTF_COMPILER_##WTF_FEATURE)
-
-/* ==== COMPILER() - the compiler being used to build the project ==== */
-
-/* COMPILER(CLANG) - Clang  */
-#if defined(__clang__)
-#define WTF_COMPILER_CLANG 1
-#endif
-
-/* COMPILER(MSVC) - Microsoft Visual C++ (and Clang when compiling for Windows).
- */
-#if defined(_MSC_VER)
-#define WTF_COMPILER_MSVC 1
-#endif
-
-/* COMPILER(GCC) - GNU Compiler Collection (and Clang when compiling for
- * platforms other than Windows). */
-#if defined(__GNUC__)
-#define WTF_COMPILER_GCC 1
-#define GCC_VERSION \
-  (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
-#define GCC_VERSION_AT_LEAST(major, minor, patch) \
-  (GCC_VERSION >= (major * 10000 + minor * 100 + patch))
-#else
-/* Define this for !GCC compilers, just so we can write things like
- * GCC_VERSION_AT_LEAST(4, 1, 0). */
-#define GCC_VERSION_AT_LEAST(major, minor, patch) 0
-#endif
-
-/* ==== Compiler features ==== */
-
-/* NEVER_INLINE */
-
-// TODO(palmer): Remove this and update callers to use NOINLINE from Chromium
-// base. https://bugs.chromium.org/p/chromium/issues/detail?id=632441
-#define NEVER_INLINE NOINLINE
-
-/* OBJC_CLASS */
-
-#ifndef OBJC_CLASS
-#ifdef __OBJC__
-#define OBJC_CLASS @class
-#else
-#define OBJC_CLASS class
-#endif
-#endif
-
-/* WTF_PRETTY_FUNCTION */
-
-#if COMPILER(GCC)
-#define WTF_PRETTY_FUNCTION __PRETTY_FUNCTION__
-#elif COMPILER(MSVC)
-#define WTF_PRETTY_FUNCTION __FUNCSIG__
-#else
-#define WTF_PRETTY_FUNCTION __func__
-#endif
-
-/* NO_SANITIZE_UNRELATED_CAST - Disable runtime checks related to casts between
- * unrelated objects (-fsanitize=cfi-unrelated-cast or -fsanitize=vptr). */
-
-#if COMPILER(CLANG)
-#define NO_SANITIZE_UNRELATED_CAST \
-  __attribute__((no_sanitize("cfi-unrelated-cast", "vptr")))
-#else
-#define NO_SANITIZE_UNRELATED_CAST
-#endif
-
-#endif /* WTF_Compiler_h */
+// The contents of this header was moved to platform/wtf as part of
+// WTF migration project. See the following post for details:
+// https://groups.google.com/a/chromium.org/d/msg/blink-dev/tLdAZCTlcAA/bYXVT8gYCAAJ