Restoring authorship annotation for <[email protected]>. Commit 2 of 2.

1 files changed, 555 insertions, 555 deletions

diff --git a/contrib/libs/llvm12/include/llvm/Support/Compiler.h b/contrib/libs/llvm12/include/llvm/Support/Compiler.h
index 35474fb574b..07c5bba5cac 100644
--- a/contrib/libs/llvm12/include/llvm/Support/Compiler.h
+++ b/contrib/libs/llvm12/include/llvm/Support/Compiler.h
@@ -1,562 +1,562 @@
-#pragma once 
- 
-#ifdef __GNUC__ 
-#pragma GCC diagnostic push 
-#pragma GCC diagnostic ignored "-Wunused-parameter" 
-#endif 
- 
-//===-- llvm/Support/Compiler.h - Compiler abstraction support --*- C++ -*-===// 
-// 
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 
-// See https://llvm.org/LICENSE.txt for license information. 
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 
-// 
-//===----------------------------------------------------------------------===// 
-// 
-// This file defines several macros, based on the current compiler.  This allows 
-// use of compiler-specific features in a way that remains portable. This header 
-// can be included from either C or C++. 
-// 
-//===----------------------------------------------------------------------===// 
- 
-#ifndef LLVM_SUPPORT_COMPILER_H 
-#define LLVM_SUPPORT_COMPILER_H 
- 
-#include "llvm/Config/llvm-config.h" 
- 
-#ifdef __cplusplus 
-#include <new> 
-#endif 
-#include <stddef.h> 
- 
-#if defined(_MSC_VER) 
-#include <sal.h> 
-#endif 
- 
-#ifndef __has_feature 
-# define __has_feature(x) 0 
-#endif 
- 
-#ifndef __has_extension 
-# define __has_extension(x) 0 
-#endif 
- 
-#ifndef __has_attribute 
-# define __has_attribute(x) 0 
-#endif 
- 
-#ifndef __has_builtin 
-# define __has_builtin(x) 0 
-#endif 
- 
-// Only use __has_cpp_attribute in C++ mode. GCC defines __has_cpp_attribute in 
-// C mode, but the :: in __has_cpp_attribute(scoped::attribute) is invalid. 
-#ifndef LLVM_HAS_CPP_ATTRIBUTE 
-#if defined(__cplusplus) && defined(__has_cpp_attribute) 
-# define LLVM_HAS_CPP_ATTRIBUTE(x) __has_cpp_attribute(x) 
-#else 
-# define LLVM_HAS_CPP_ATTRIBUTE(x) 0 
-#endif 
-#endif 
- 
-/// \macro LLVM_GNUC_PREREQ 
-/// Extend the default __GNUC_PREREQ even if glibc's features.h isn't 
-/// available. 
-#ifndef LLVM_GNUC_PREREQ 
-# if defined(__GNUC__) && defined(__GNUC_MINOR__) && defined(__GNUC_PATCHLEVEL__) 
-#  define LLVM_GNUC_PREREQ(maj, min, patch) \ 
-    ((__GNUC__ << 20) + (__GNUC_MINOR__ << 10) + __GNUC_PATCHLEVEL__ >= \ 
-     ((maj) << 20) + ((min) << 10) + (patch)) 
-# elif defined(__GNUC__) && defined(__GNUC_MINOR__) 
-#  define LLVM_GNUC_PREREQ(maj, min, patch) \ 
-    ((__GNUC__ << 20) + (__GNUC_MINOR__ << 10) >= ((maj) << 20) + ((min) << 10)) 
-# else 
-#  define LLVM_GNUC_PREREQ(maj, min, patch) 0 
-# endif 
-#endif 
- 
-/// \macro LLVM_MSC_PREREQ 
-/// Is the compiler MSVC of at least the specified version? 
-/// The common \param version values to check for are: 
-/// * 1910: VS2017, version 15.1 & 15.2 
-/// * 1911: VS2017, version 15.3 & 15.4 
-/// * 1912: VS2017, version 15.5 
-/// * 1913: VS2017, version 15.6 
-/// * 1914: VS2017, version 15.7 
-/// * 1915: VS2017, version 15.8 
-/// * 1916: VS2017, version 15.9 
-/// * 1920: VS2019, version 16.0 
-/// * 1921: VS2019, version 16.1 
-#ifdef _MSC_VER 
-#define LLVM_MSC_PREREQ(version) (_MSC_VER >= (version)) 
- 
-// We require at least MSVC 2017. 
-#if !LLVM_MSC_PREREQ(1910) 
-#error LLVM requires at least MSVC 2017. 
-#endif 
- 
-#else 
-#define LLVM_MSC_PREREQ(version) 0 
-#endif 
- 
-/// Does the compiler support ref-qualifiers for *this? 
-/// 
-/// Sadly, this is separate from just rvalue reference support because GCC 
-/// and MSVC implemented this later than everything else. This appears to be 
-/// corrected in MSVC 2019 but not MSVC 2017. 
-#if __has_feature(cxx_rvalue_references) || LLVM_GNUC_PREREQ(4, 8, 1) 
-#define LLVM_HAS_RVALUE_REFERENCE_THIS 1 
-#else 
-#define LLVM_HAS_RVALUE_REFERENCE_THIS 0 
-#endif 
- 
-/// Expands to '&' if ref-qualifiers for *this are supported. 
-/// 
-/// This can be used to provide lvalue/rvalue overrides of member functions. 
-/// The rvalue override should be guarded by LLVM_HAS_RVALUE_REFERENCE_THIS 
-#if LLVM_HAS_RVALUE_REFERENCE_THIS 
-#define LLVM_LVALUE_FUNCTION & 
-#else 
-#define LLVM_LVALUE_FUNCTION 
-#endif 
- 
-/// LLVM_LIBRARY_VISIBILITY - If a class marked with this attribute is linked 
-/// into a shared library, then the class should be private to the library and 
-/// not accessible from outside it.  Can also be used to mark variables and 
-/// functions, making them private to any shared library they are linked into. 
-/// On PE/COFF targets, library visibility is the default, so this isn't needed. 
-/// 
-/// LLVM_EXTERNAL_VISIBILITY - classes, functions, and variables marked with 
-/// this attribute will be made public and visible outside of any shared library 
-/// they are linked in to. 
-#if (__has_attribute(visibility) || LLVM_GNUC_PREREQ(4, 0, 0)) &&              \ 
-    !defined(__MINGW32__) && !defined(__CYGWIN__) && !defined(_WIN32) 
-#define LLVM_LIBRARY_VISIBILITY __attribute__ ((visibility("hidden"))) 
-#define LLVM_EXTERNAL_VISIBILITY __attribute__ ((visibility("default"))) 
-#else 
-#define LLVM_LIBRARY_VISIBILITY 
-#define LLVM_EXTERNAL_VISIBILITY 
-#endif 
- 
-#if defined(__GNUC__) 
-#define LLVM_PREFETCH(addr, rw, locality) __builtin_prefetch(addr, rw, locality) 
-#else 
-#define LLVM_PREFETCH(addr, rw, locality) 
-#endif 
- 
-#if __has_attribute(used) || LLVM_GNUC_PREREQ(3, 1, 0) 
-#define LLVM_ATTRIBUTE_USED __attribute__((__used__)) 
-#else 
-#define LLVM_ATTRIBUTE_USED 
-#endif 
- 
-/// LLVM_NODISCARD - Warn if a type or return value is discarded. 
- 
-// Use the 'nodiscard' attribute in C++17 or newer mode. 
+#pragma once
+
+#ifdef __GNUC__
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wunused-parameter"
+#endif
+
+//===-- llvm/Support/Compiler.h - Compiler abstraction support --*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines several macros, based on the current compiler.  This allows
+// use of compiler-specific features in a way that remains portable. This header
+// can be included from either C or C++.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_SUPPORT_COMPILER_H
+#define LLVM_SUPPORT_COMPILER_H
+
+#include "llvm/Config/llvm-config.h"
+
+#ifdef __cplusplus
+#include <new>
+#endif
+#include <stddef.h>
+
+#if defined(_MSC_VER)
+#include <sal.h>
+#endif
+
+#ifndef __has_feature
+# define __has_feature(x) 0
+#endif
+
+#ifndef __has_extension
+# define __has_extension(x) 0
+#endif
+
+#ifndef __has_attribute
+# define __has_attribute(x) 0
+#endif
+
+#ifndef __has_builtin
+# define __has_builtin(x) 0
+#endif
+
+// Only use __has_cpp_attribute in C++ mode. GCC defines __has_cpp_attribute in
+// C mode, but the :: in __has_cpp_attribute(scoped::attribute) is invalid.
+#ifndef LLVM_HAS_CPP_ATTRIBUTE
+#if defined(__cplusplus) && defined(__has_cpp_attribute)
+# define LLVM_HAS_CPP_ATTRIBUTE(x) __has_cpp_attribute(x)
+#else
+# define LLVM_HAS_CPP_ATTRIBUTE(x) 0
+#endif
+#endif
+
+/// \macro LLVM_GNUC_PREREQ
+/// Extend the default __GNUC_PREREQ even if glibc's features.h isn't
+/// available.
+#ifndef LLVM_GNUC_PREREQ
+# if defined(__GNUC__) && defined(__GNUC_MINOR__) && defined(__GNUC_PATCHLEVEL__)
+#  define LLVM_GNUC_PREREQ(maj, min, patch) \
+    ((__GNUC__ << 20) + (__GNUC_MINOR__ << 10) + __GNUC_PATCHLEVEL__ >= \
+     ((maj) << 20) + ((min) << 10) + (patch))
+# elif defined(__GNUC__) && defined(__GNUC_MINOR__)
+#  define LLVM_GNUC_PREREQ(maj, min, patch) \
+    ((__GNUC__ << 20) + (__GNUC_MINOR__ << 10) >= ((maj) << 20) + ((min) << 10))
+# else
+#  define LLVM_GNUC_PREREQ(maj, min, patch) 0
+# endif
+#endif
+
+/// \macro LLVM_MSC_PREREQ
+/// Is the compiler MSVC of at least the specified version?
+/// The common \param version values to check for are:
+/// * 1910: VS2017, version 15.1 & 15.2
+/// * 1911: VS2017, version 15.3 & 15.4
+/// * 1912: VS2017, version 15.5
+/// * 1913: VS2017, version 15.6
+/// * 1914: VS2017, version 15.7
+/// * 1915: VS2017, version 15.8
+/// * 1916: VS2017, version 15.9
+/// * 1920: VS2019, version 16.0
+/// * 1921: VS2019, version 16.1
+#ifdef _MSC_VER
+#define LLVM_MSC_PREREQ(version) (_MSC_VER >= (version))
+
+// We require at least MSVC 2017.
+#if !LLVM_MSC_PREREQ(1910)
+#error LLVM requires at least MSVC 2017.
+#endif
+
+#else
+#define LLVM_MSC_PREREQ(version) 0
+#endif
+
+/// Does the compiler support ref-qualifiers for *this?
+///
+/// Sadly, this is separate from just rvalue reference support because GCC
+/// and MSVC implemented this later than everything else. This appears to be
+/// corrected in MSVC 2019 but not MSVC 2017.
+#if __has_feature(cxx_rvalue_references) || LLVM_GNUC_PREREQ(4, 8, 1)
+#define LLVM_HAS_RVALUE_REFERENCE_THIS 1
+#else
+#define LLVM_HAS_RVALUE_REFERENCE_THIS 0
+#endif
+
+/// Expands to '&' if ref-qualifiers for *this are supported.
+///
+/// This can be used to provide lvalue/rvalue overrides of member functions.
+/// The rvalue override should be guarded by LLVM_HAS_RVALUE_REFERENCE_THIS
+#if LLVM_HAS_RVALUE_REFERENCE_THIS
+#define LLVM_LVALUE_FUNCTION &
+#else
+#define LLVM_LVALUE_FUNCTION
+#endif
+
+/// LLVM_LIBRARY_VISIBILITY - If a class marked with this attribute is linked
+/// into a shared library, then the class should be private to the library and
+/// not accessible from outside it.  Can also be used to mark variables and
+/// functions, making them private to any shared library they are linked into.
+/// On PE/COFF targets, library visibility is the default, so this isn't needed.
+///
+/// LLVM_EXTERNAL_VISIBILITY - classes, functions, and variables marked with
+/// this attribute will be made public and visible outside of any shared library
+/// they are linked in to.
+#if (__has_attribute(visibility) || LLVM_GNUC_PREREQ(4, 0, 0)) &&              \
+    !defined(__MINGW32__) && !defined(__CYGWIN__) && !defined(_WIN32)
+#define LLVM_LIBRARY_VISIBILITY __attribute__ ((visibility("hidden")))
+#define LLVM_EXTERNAL_VISIBILITY __attribute__ ((visibility("default")))
+#else
+#define LLVM_LIBRARY_VISIBILITY
+#define LLVM_EXTERNAL_VISIBILITY
+#endif
+
+#if defined(__GNUC__)
+#define LLVM_PREFETCH(addr, rw, locality) __builtin_prefetch(addr, rw, locality)
+#else
+#define LLVM_PREFETCH(addr, rw, locality)
+#endif
+
+#if __has_attribute(used) || LLVM_GNUC_PREREQ(3, 1, 0)
+#define LLVM_ATTRIBUTE_USED __attribute__((__used__))
+#else
+#define LLVM_ATTRIBUTE_USED
+#endif
+
+/// LLVM_NODISCARD - Warn if a type or return value is discarded.
+
+// Use the 'nodiscard' attribute in C++17 or newer mode.
 #if defined(__cplusplus) && __cplusplus > 201402L && LLVM_HAS_CPP_ATTRIBUTE(nodiscard)
-#define LLVM_NODISCARD [[nodiscard]] 
-#elif LLVM_HAS_CPP_ATTRIBUTE(clang::warn_unused_result) 
-#define LLVM_NODISCARD [[clang::warn_unused_result]] 
-// Clang in C++14 mode claims that it has the 'nodiscard' attribute, but also 
-// warns in the pedantic mode that 'nodiscard' is a C++17 extension (PR33518). 
-// Use the 'nodiscard' attribute in C++14 mode only with GCC. 
-// TODO: remove this workaround when PR33518 is resolved. 
-#elif defined(__GNUC__) && LLVM_HAS_CPP_ATTRIBUTE(nodiscard) 
-#define LLVM_NODISCARD [[nodiscard]] 
-#else 
-#define LLVM_NODISCARD 
-#endif 
- 
-// Indicate that a non-static, non-const C++ member function reinitializes 
-// the entire object to a known state, independent of the previous state of 
-// the object. 
-// 
-// The clang-tidy check bugprone-use-after-move recognizes this attribute as a 
-// marker that a moved-from object has left the indeterminate state and can be 
-// reused. 
-#if LLVM_HAS_CPP_ATTRIBUTE(clang::reinitializes) 
-#define LLVM_ATTRIBUTE_REINITIALIZES [[clang::reinitializes]] 
-#else 
-#define LLVM_ATTRIBUTE_REINITIALIZES 
-#endif 
- 
-// Some compilers warn about unused functions. When a function is sometimes 
-// used or not depending on build settings (e.g. a function only called from 
-// within "assert"), this attribute can be used to suppress such warnings. 
-// 
-// However, it shouldn't be used for unused *variables*, as those have a much 
-// more portable solution: 
-//   (void)unused_var_name; 
-// Prefer cast-to-void wherever it is sufficient. 
-#if __has_attribute(unused) || LLVM_GNUC_PREREQ(3, 1, 0) 
-#define LLVM_ATTRIBUTE_UNUSED __attribute__((__unused__)) 
-#else 
-#define LLVM_ATTRIBUTE_UNUSED 
-#endif 
- 
-// FIXME: Provide this for PE/COFF targets. 
-#if (__has_attribute(weak) || LLVM_GNUC_PREREQ(4, 0, 0)) &&                    \ 
-    (!defined(__MINGW32__) && !defined(__CYGWIN__) && !defined(_WIN32)) 
-#define LLVM_ATTRIBUTE_WEAK __attribute__((__weak__)) 
-#else 
-#define LLVM_ATTRIBUTE_WEAK 
-#endif 
- 
-// Prior to clang 3.2, clang did not accept any spelling of 
-// __has_attribute(const), so assume it is supported. 
-#if defined(__clang__) || defined(__GNUC__) 
-// aka 'CONST' but following LLVM Conventions. 
-#define LLVM_READNONE __attribute__((__const__)) 
-#else 
-#define LLVM_READNONE 
-#endif 
- 
-#if __has_attribute(pure) || defined(__GNUC__) 
-// aka 'PURE' but following LLVM Conventions. 
-#define LLVM_READONLY __attribute__((__pure__)) 
-#else 
-#define LLVM_READONLY 
-#endif 
- 
-#if __has_builtin(__builtin_expect) || LLVM_GNUC_PREREQ(4, 0, 0) 
-#define LLVM_LIKELY(EXPR) __builtin_expect((bool)(EXPR), true) 
-#define LLVM_UNLIKELY(EXPR) __builtin_expect((bool)(EXPR), false) 
-#else 
-#define LLVM_LIKELY(EXPR) (EXPR) 
-#define LLVM_UNLIKELY(EXPR) (EXPR) 
-#endif 
- 
-/// LLVM_ATTRIBUTE_NOINLINE - On compilers where we have a directive to do so, 
-/// mark a method "not for inlining". 
-#if __has_attribute(noinline) || LLVM_GNUC_PREREQ(3, 4, 0) 
-#define LLVM_ATTRIBUTE_NOINLINE __attribute__((noinline)) 
-#elif defined(_MSC_VER) 
-#define LLVM_ATTRIBUTE_NOINLINE __declspec(noinline) 
-#else 
-#define LLVM_ATTRIBUTE_NOINLINE 
-#endif 
- 
-/// LLVM_ATTRIBUTE_ALWAYS_INLINE - On compilers where we have a directive to do 
-/// so, mark a method "always inline" because it is performance sensitive. GCC 
-/// 3.4 supported this but is buggy in various cases and produces unimplemented 
-/// errors, just use it in GCC 4.0 and later. 
-#if __has_attribute(always_inline) || LLVM_GNUC_PREREQ(4, 0, 0) 
+#define LLVM_NODISCARD [[nodiscard]]
+#elif LLVM_HAS_CPP_ATTRIBUTE(clang::warn_unused_result)
+#define LLVM_NODISCARD [[clang::warn_unused_result]]
+// Clang in C++14 mode claims that it has the 'nodiscard' attribute, but also
+// warns in the pedantic mode that 'nodiscard' is a C++17 extension (PR33518).
+// Use the 'nodiscard' attribute in C++14 mode only with GCC.
+// TODO: remove this workaround when PR33518 is resolved.
+#elif defined(__GNUC__) && LLVM_HAS_CPP_ATTRIBUTE(nodiscard)
+#define LLVM_NODISCARD [[nodiscard]]
+#else
+#define LLVM_NODISCARD
+#endif
+
+// Indicate that a non-static, non-const C++ member function reinitializes
+// the entire object to a known state, independent of the previous state of
+// the object.
+//
+// The clang-tidy check bugprone-use-after-move recognizes this attribute as a
+// marker that a moved-from object has left the indeterminate state and can be
+// reused.
+#if LLVM_HAS_CPP_ATTRIBUTE(clang::reinitializes)
+#define LLVM_ATTRIBUTE_REINITIALIZES [[clang::reinitializes]]
+#else
+#define LLVM_ATTRIBUTE_REINITIALIZES
+#endif
+
+// Some compilers warn about unused functions. When a function is sometimes
+// used or not depending on build settings (e.g. a function only called from
+// within "assert"), this attribute can be used to suppress such warnings.
+//
+// However, it shouldn't be used for unused *variables*, as those have a much
+// more portable solution:
+//   (void)unused_var_name;
+// Prefer cast-to-void wherever it is sufficient.
+#if __has_attribute(unused) || LLVM_GNUC_PREREQ(3, 1, 0)
+#define LLVM_ATTRIBUTE_UNUSED __attribute__((__unused__))
+#else
+#define LLVM_ATTRIBUTE_UNUSED
+#endif
+
+// FIXME: Provide this for PE/COFF targets.
+#if (__has_attribute(weak) || LLVM_GNUC_PREREQ(4, 0, 0)) &&                    \
+    (!defined(__MINGW32__) && !defined(__CYGWIN__) && !defined(_WIN32))
+#define LLVM_ATTRIBUTE_WEAK __attribute__((__weak__))
+#else
+#define LLVM_ATTRIBUTE_WEAK
+#endif
+
+// Prior to clang 3.2, clang did not accept any spelling of
+// __has_attribute(const), so assume it is supported.
+#if defined(__clang__) || defined(__GNUC__)
+// aka 'CONST' but following LLVM Conventions.
+#define LLVM_READNONE __attribute__((__const__))
+#else
+#define LLVM_READNONE
+#endif
+
+#if __has_attribute(pure) || defined(__GNUC__)
+// aka 'PURE' but following LLVM Conventions.
+#define LLVM_READONLY __attribute__((__pure__))
+#else
+#define LLVM_READONLY
+#endif
+
+#if __has_builtin(__builtin_expect) || LLVM_GNUC_PREREQ(4, 0, 0)
+#define LLVM_LIKELY(EXPR) __builtin_expect((bool)(EXPR), true)
+#define LLVM_UNLIKELY(EXPR) __builtin_expect((bool)(EXPR), false)
+#else
+#define LLVM_LIKELY(EXPR) (EXPR)
+#define LLVM_UNLIKELY(EXPR) (EXPR)
+#endif
+
+/// LLVM_ATTRIBUTE_NOINLINE - On compilers where we have a directive to do so,
+/// mark a method "not for inlining".
+#if __has_attribute(noinline) || LLVM_GNUC_PREREQ(3, 4, 0)
+#define LLVM_ATTRIBUTE_NOINLINE __attribute__((noinline))
+#elif defined(_MSC_VER)
+#define LLVM_ATTRIBUTE_NOINLINE __declspec(noinline)
+#else
+#define LLVM_ATTRIBUTE_NOINLINE
+#endif
+
+/// LLVM_ATTRIBUTE_ALWAYS_INLINE - On compilers where we have a directive to do
+/// so, mark a method "always inline" because it is performance sensitive. GCC
+/// 3.4 supported this but is buggy in various cases and produces unimplemented
+/// errors, just use it in GCC 4.0 and later.
+#if __has_attribute(always_inline) || LLVM_GNUC_PREREQ(4, 0, 0)
 #define LLVM_ATTRIBUTE_ALWAYS_INLINE inline __attribute__((always_inline))
-#elif defined(_MSC_VER) 
-#define LLVM_ATTRIBUTE_ALWAYS_INLINE __forceinline 
-#else 
+#elif defined(_MSC_VER)
+#define LLVM_ATTRIBUTE_ALWAYS_INLINE __forceinline
+#else
 #define LLVM_ATTRIBUTE_ALWAYS_INLINE inline
-#endif 
- 
-#ifdef __GNUC__ 
-#define LLVM_ATTRIBUTE_NORETURN __attribute__((noreturn)) 
-#elif defined(_MSC_VER) 
-#define LLVM_ATTRIBUTE_NORETURN __declspec(noreturn) 
-#else 
-#define LLVM_ATTRIBUTE_NORETURN 
-#endif 
- 
-#if __has_attribute(returns_nonnull) || LLVM_GNUC_PREREQ(4, 9, 0) 
-#define LLVM_ATTRIBUTE_RETURNS_NONNULL __attribute__((returns_nonnull)) 
-#elif defined(_MSC_VER) 
-#define LLVM_ATTRIBUTE_RETURNS_NONNULL _Ret_notnull_ 
-#else 
-#define LLVM_ATTRIBUTE_RETURNS_NONNULL 
-#endif 
- 
-/// \macro LLVM_ATTRIBUTE_RETURNS_NOALIAS Used to mark a function as returning a 
-/// pointer that does not alias any other valid pointer. 
-#ifdef __GNUC__ 
-#define LLVM_ATTRIBUTE_RETURNS_NOALIAS __attribute__((__malloc__)) 
-#elif defined(_MSC_VER) 
-#define LLVM_ATTRIBUTE_RETURNS_NOALIAS __declspec(restrict) 
-#else 
-#define LLVM_ATTRIBUTE_RETURNS_NOALIAS 
-#endif 
- 
-/// LLVM_FALLTHROUGH - Mark fallthrough cases in switch statements. 
+#endif
+
+#ifdef __GNUC__
+#define LLVM_ATTRIBUTE_NORETURN __attribute__((noreturn))
+#elif defined(_MSC_VER)
+#define LLVM_ATTRIBUTE_NORETURN __declspec(noreturn)
+#else
+#define LLVM_ATTRIBUTE_NORETURN
+#endif
+
+#if __has_attribute(returns_nonnull) || LLVM_GNUC_PREREQ(4, 9, 0)
+#define LLVM_ATTRIBUTE_RETURNS_NONNULL __attribute__((returns_nonnull))
+#elif defined(_MSC_VER)
+#define LLVM_ATTRIBUTE_RETURNS_NONNULL _Ret_notnull_
+#else
+#define LLVM_ATTRIBUTE_RETURNS_NONNULL
+#endif
+
+/// \macro LLVM_ATTRIBUTE_RETURNS_NOALIAS Used to mark a function as returning a
+/// pointer that does not alias any other valid pointer.
+#ifdef __GNUC__
+#define LLVM_ATTRIBUTE_RETURNS_NOALIAS __attribute__((__malloc__))
+#elif defined(_MSC_VER)
+#define LLVM_ATTRIBUTE_RETURNS_NOALIAS __declspec(restrict)
+#else
+#define LLVM_ATTRIBUTE_RETURNS_NOALIAS
+#endif
+
+/// LLVM_FALLTHROUGH - Mark fallthrough cases in switch statements.
 #if defined(__cplusplus) && __cplusplus > 201402L && LLVM_HAS_CPP_ATTRIBUTE(fallthrough)
-#define LLVM_FALLTHROUGH [[fallthrough]] 
-#elif LLVM_HAS_CPP_ATTRIBUTE(gnu::fallthrough) 
-#define LLVM_FALLTHROUGH [[gnu::fallthrough]] 
-#elif __has_attribute(fallthrough) 
-#define LLVM_FALLTHROUGH __attribute__((fallthrough)) 
-#elif LLVM_HAS_CPP_ATTRIBUTE(clang::fallthrough) 
-#define LLVM_FALLTHROUGH [[clang::fallthrough]] 
-#else 
-#define LLVM_FALLTHROUGH 
-#endif 
- 
-/// LLVM_REQUIRE_CONSTANT_INITIALIZATION - Apply this to globals to ensure that 
-/// they are constant initialized. 
-#if LLVM_HAS_CPP_ATTRIBUTE(clang::require_constant_initialization) 
-#define LLVM_REQUIRE_CONSTANT_INITIALIZATION                                   \ 
-  [[clang::require_constant_initialization]] 
-#else 
-#define LLVM_REQUIRE_CONSTANT_INITIALIZATION 
-#endif 
- 
-/// LLVM_GSL_OWNER - Apply this to owning classes like SmallVector to enable 
-/// lifetime warnings. 
-#if LLVM_HAS_CPP_ATTRIBUTE(gsl::Owner) 
-#define LLVM_GSL_OWNER [[gsl::Owner]] 
-#else 
-#define LLVM_GSL_OWNER 
-#endif 
- 
-/// LLVM_GSL_POINTER - Apply this to non-owning classes like 
-/// StringRef to enable lifetime warnings. 
-#if LLVM_HAS_CPP_ATTRIBUTE(gsl::Pointer) 
-#define LLVM_GSL_POINTER [[gsl::Pointer]] 
-#else 
-#define LLVM_GSL_POINTER 
-#endif 
- 
-/// LLVM_EXTENSION - Support compilers where we have a keyword to suppress 
-/// pedantic diagnostics. 
-#ifdef __GNUC__ 
-#define LLVM_EXTENSION __extension__ 
-#else 
-#define LLVM_EXTENSION 
-#endif 
- 
-// LLVM_ATTRIBUTE_DEPRECATED(decl, "message") 
+#define LLVM_FALLTHROUGH [[fallthrough]]
+#elif LLVM_HAS_CPP_ATTRIBUTE(gnu::fallthrough)
+#define LLVM_FALLTHROUGH [[gnu::fallthrough]]
+#elif __has_attribute(fallthrough)
+#define LLVM_FALLTHROUGH __attribute__((fallthrough))
+#elif LLVM_HAS_CPP_ATTRIBUTE(clang::fallthrough)
+#define LLVM_FALLTHROUGH [[clang::fallthrough]]
+#else
+#define LLVM_FALLTHROUGH
+#endif
+
+/// LLVM_REQUIRE_CONSTANT_INITIALIZATION - Apply this to globals to ensure that
+/// they are constant initialized.
+#if LLVM_HAS_CPP_ATTRIBUTE(clang::require_constant_initialization)
+#define LLVM_REQUIRE_CONSTANT_INITIALIZATION                                   \
+  [[clang::require_constant_initialization]]
+#else
+#define LLVM_REQUIRE_CONSTANT_INITIALIZATION
+#endif
+
+/// LLVM_GSL_OWNER - Apply this to owning classes like SmallVector to enable
+/// lifetime warnings.
+#if LLVM_HAS_CPP_ATTRIBUTE(gsl::Owner)
+#define LLVM_GSL_OWNER [[gsl::Owner]]
+#else
+#define LLVM_GSL_OWNER
+#endif
+
+/// LLVM_GSL_POINTER - Apply this to non-owning classes like
+/// StringRef to enable lifetime warnings.
+#if LLVM_HAS_CPP_ATTRIBUTE(gsl::Pointer)
+#define LLVM_GSL_POINTER [[gsl::Pointer]]
+#else
+#define LLVM_GSL_POINTER
+#endif
+
+/// LLVM_EXTENSION - Support compilers where we have a keyword to suppress
+/// pedantic diagnostics.
+#ifdef __GNUC__
+#define LLVM_EXTENSION __extension__
+#else
+#define LLVM_EXTENSION
+#endif
+
+// LLVM_ATTRIBUTE_DEPRECATED(decl, "message")
 // This macro will be removed.
 // Use C++14's attribute instead: [[deprecated("message")]]
 #define LLVM_ATTRIBUTE_DEPRECATED(decl, message) [[deprecated(message)]] decl
- 
-/// LLVM_BUILTIN_UNREACHABLE - On compilers which support it, expands 
-/// to an expression which states that it is undefined behavior for the 
-/// compiler to reach this point.  Otherwise is not defined. 
-#if __has_builtin(__builtin_unreachable) || LLVM_GNUC_PREREQ(4, 5, 0) 
-# define LLVM_BUILTIN_UNREACHABLE __builtin_unreachable() 
-#elif defined(_MSC_VER) 
-# define LLVM_BUILTIN_UNREACHABLE __assume(false) 
-#endif 
- 
-/// LLVM_BUILTIN_TRAP - On compilers which support it, expands to an expression 
-/// which causes the program to exit abnormally. 
-#if __has_builtin(__builtin_trap) || LLVM_GNUC_PREREQ(4, 3, 0) 
-# define LLVM_BUILTIN_TRAP __builtin_trap() 
-#elif defined(_MSC_VER) 
-// The __debugbreak intrinsic is supported by MSVC, does not require forward 
-// declarations involving platform-specific typedefs (unlike RaiseException), 
-// results in a call to vectored exception handlers, and encodes to a short 
-// instruction that still causes the trapping behavior we want. 
-# define LLVM_BUILTIN_TRAP __debugbreak() 
-#else 
-# define LLVM_BUILTIN_TRAP *(volatile int*)0x11 = 0 
-#endif 
- 
-/// LLVM_BUILTIN_DEBUGTRAP - On compilers which support it, expands to 
-/// an expression which causes the program to break while running 
-/// under a debugger. 
-#if __has_builtin(__builtin_debugtrap) 
-# define LLVM_BUILTIN_DEBUGTRAP __builtin_debugtrap() 
-#elif defined(_MSC_VER) 
-// The __debugbreak intrinsic is supported by MSVC and breaks while 
-// running under the debugger, and also supports invoking a debugger 
-// when the OS is configured appropriately. 
-# define LLVM_BUILTIN_DEBUGTRAP __debugbreak() 
-#else 
-// Just continue execution when built with compilers that have no 
-// support. This is a debugging aid and not intended to force the 
-// program to abort if encountered. 
-# define LLVM_BUILTIN_DEBUGTRAP 
-#endif 
- 
-/// \macro LLVM_ASSUME_ALIGNED 
-/// Returns a pointer with an assumed alignment. 
-#if __has_builtin(__builtin_assume_aligned) || LLVM_GNUC_PREREQ(4, 7, 0) 
-# define LLVM_ASSUME_ALIGNED(p, a) __builtin_assume_aligned(p, a) 
-#elif defined(LLVM_BUILTIN_UNREACHABLE) 
-# define LLVM_ASSUME_ALIGNED(p, a) \ 
-           (((uintptr_t(p) % (a)) == 0) ? (p) : (LLVM_BUILTIN_UNREACHABLE, (p))) 
-#else 
-# define LLVM_ASSUME_ALIGNED(p, a) (p) 
-#endif 
- 
-/// \macro LLVM_PACKED 
-/// Used to specify a packed structure. 
-/// LLVM_PACKED( 
-///    struct A { 
-///      int i; 
-///      int j; 
-///      int k; 
-///      long long l; 
-///   }); 
-/// 
-/// LLVM_PACKED_START 
-/// struct B { 
-///   int i; 
-///   int j; 
-///   int k; 
-///   long long l; 
-/// }; 
-/// LLVM_PACKED_END 
-#ifdef _MSC_VER 
-# define LLVM_PACKED(d) __pragma(pack(push, 1)) d __pragma(pack(pop)) 
-# define LLVM_PACKED_START __pragma(pack(push, 1)) 
-# define LLVM_PACKED_END   __pragma(pack(pop)) 
-#else 
-# define LLVM_PACKED(d) d __attribute__((packed)) 
-# define LLVM_PACKED_START _Pragma("pack(push, 1)") 
-# define LLVM_PACKED_END   _Pragma("pack(pop)") 
-#endif 
- 
-/// \macro LLVM_PTR_SIZE 
-/// A constant integer equivalent to the value of sizeof(void*). 
-/// Generally used in combination with alignas or when doing computation in the 
-/// preprocessor. 
-#ifdef __SIZEOF_POINTER__ 
-# define LLVM_PTR_SIZE __SIZEOF_POINTER__ 
-#elif defined(_WIN64) 
-# define LLVM_PTR_SIZE 8 
-#elif defined(_WIN32) 
-# define LLVM_PTR_SIZE 4 
-#elif defined(_MSC_VER) 
-# error "could not determine LLVM_PTR_SIZE as a constant int for MSVC" 
-#else 
-# define LLVM_PTR_SIZE sizeof(void *) 
-#endif 
- 
-/// \macro LLVM_MEMORY_SANITIZER_BUILD 
-/// Whether LLVM itself is built with MemorySanitizer instrumentation. 
-#if __has_feature(memory_sanitizer) 
-# define LLVM_MEMORY_SANITIZER_BUILD 1 
-# include <sanitizer/msan_interface.h> 
-# define LLVM_NO_SANITIZE_MEMORY_ATTRIBUTE __attribute__((no_sanitize_memory)) 
-#else 
-# define LLVM_MEMORY_SANITIZER_BUILD 0 
-# define __msan_allocated_memory(p, size) 
-# define __msan_unpoison(p, size) 
-# define LLVM_NO_SANITIZE_MEMORY_ATTRIBUTE 
-#endif 
- 
-/// \macro LLVM_ADDRESS_SANITIZER_BUILD 
-/// Whether LLVM itself is built with AddressSanitizer instrumentation. 
-#if __has_feature(address_sanitizer) || defined(__SANITIZE_ADDRESS__) 
-# define LLVM_ADDRESS_SANITIZER_BUILD 1 
-# include <sanitizer/asan_interface.h> 
-#else 
-# define LLVM_ADDRESS_SANITIZER_BUILD 0 
-# define __asan_poison_memory_region(p, size) 
-# define __asan_unpoison_memory_region(p, size) 
-#endif 
- 
-/// \macro LLVM_THREAD_SANITIZER_BUILD 
-/// Whether LLVM itself is built with ThreadSanitizer instrumentation. 
-#if __has_feature(thread_sanitizer) || defined(__SANITIZE_THREAD__) 
-# define LLVM_THREAD_SANITIZER_BUILD 1 
-#else 
-# define LLVM_THREAD_SANITIZER_BUILD 0 
-#endif 
- 
-#if LLVM_THREAD_SANITIZER_BUILD 
-// Thread Sanitizer is a tool that finds races in code. 
-// See http://code.google.com/p/data-race-test/wiki/DynamicAnnotations . 
-// tsan detects these exact functions by name. 
-#ifdef __cplusplus 
-extern "C" { 
-#endif 
-void AnnotateHappensAfter(const char *file, int line, const volatile void *cv); 
-void AnnotateHappensBefore(const char *file, int line, const volatile void *cv); 
-void AnnotateIgnoreWritesBegin(const char *file, int line); 
-void AnnotateIgnoreWritesEnd(const char *file, int line); 
-#ifdef __cplusplus 
-} 
-#endif 
- 
-// This marker is used to define a happens-before arc. The race detector will 
-// infer an arc from the begin to the end when they share the same pointer 
-// argument. 
-# define TsanHappensBefore(cv) AnnotateHappensBefore(__FILE__, __LINE__, cv) 
- 
-// This marker defines the destination of a happens-before arc. 
-# define TsanHappensAfter(cv) AnnotateHappensAfter(__FILE__, __LINE__, cv) 
- 
-// Ignore any races on writes between here and the next TsanIgnoreWritesEnd. 
-# define TsanIgnoreWritesBegin() AnnotateIgnoreWritesBegin(__FILE__, __LINE__) 
- 
-// Resume checking for racy writes. 
-# define TsanIgnoreWritesEnd() AnnotateIgnoreWritesEnd(__FILE__, __LINE__) 
-#else 
-# define TsanHappensBefore(cv) 
-# define TsanHappensAfter(cv) 
-# define TsanIgnoreWritesBegin() 
-# define TsanIgnoreWritesEnd() 
-#endif 
- 
-/// \macro LLVM_NO_SANITIZE 
-/// Disable a particular sanitizer for a function. 
-#if __has_attribute(no_sanitize) 
-#define LLVM_NO_SANITIZE(KIND) __attribute__((no_sanitize(KIND))) 
-#else 
-#define LLVM_NO_SANITIZE(KIND) 
-#endif 
- 
-/// Mark debug helper function definitions like dump() that should not be 
-/// stripped from debug builds. 
-/// Note that you should also surround dump() functions with 
-/// `#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)` so they do always 
-/// get stripped in release builds. 
-// FIXME: Move this to a private config.h as it's not usable in public headers. 
-#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP) 
-#define LLVM_DUMP_METHOD LLVM_ATTRIBUTE_NOINLINE LLVM_ATTRIBUTE_USED 
-#else 
-#define LLVM_DUMP_METHOD LLVM_ATTRIBUTE_NOINLINE 
-#endif 
- 
-/// \macro LLVM_PRETTY_FUNCTION 
-/// Gets a user-friendly looking function signature for the current scope 
-/// using the best available method on each platform.  The exact format of the 
-/// resulting string is implementation specific and non-portable, so this should 
-/// only be used, for example, for logging or diagnostics. 
-#if defined(_MSC_VER) 
-#define LLVM_PRETTY_FUNCTION __FUNCSIG__ 
-#elif defined(__GNUC__) || defined(__clang__) 
-#define LLVM_PRETTY_FUNCTION __PRETTY_FUNCTION__ 
-#else 
-#define LLVM_PRETTY_FUNCTION __func__ 
-#endif 
- 
-/// \macro LLVM_THREAD_LOCAL 
-/// A thread-local storage specifier which can be used with globals, 
-/// extern globals, and static globals. 
-/// 
-/// This is essentially an extremely restricted analog to C++11's thread_local 
-/// support. It uses thread_local if available, falling back on gcc __thread 
-/// if not. __thread doesn't support many of the C++11 thread_local's 
-/// features. You should only use this for PODs that you can statically 
-/// initialize to some constant value. In almost all circumstances this is most 
-/// appropriate for use with a pointer, integer, or small aggregation of 
-/// pointers and integers. 
-#if LLVM_ENABLE_THREADS 
-#if __has_feature(cxx_thread_local) || defined(_MSC_VER) 
-#define LLVM_THREAD_LOCAL thread_local 
-#else 
-// Clang, GCC, and other compatible compilers used __thread prior to C++11 and 
-// we only need the restricted functionality that provides. 
-#define LLVM_THREAD_LOCAL __thread 
-#endif 
-#else // !LLVM_ENABLE_THREADS 
-// If threading is disabled entirely, this compiles to nothing and you get 
-// a normal global variable. 
-#define LLVM_THREAD_LOCAL 
-#endif 
- 
-/// \macro LLVM_ENABLE_EXCEPTIONS 
-/// Whether LLVM is built with exception support. 
-#if __has_feature(cxx_exceptions) 
-#define LLVM_ENABLE_EXCEPTIONS 1 
-#elif defined(__GNUC__) && defined(__EXCEPTIONS) 
-#define LLVM_ENABLE_EXCEPTIONS 1 
-#elif defined(_MSC_VER) && defined(_CPPUNWIND) 
-#define LLVM_ENABLE_EXCEPTIONS 1 
-#endif 
- 
-#endif 
- 
-#ifdef __GNUC__ 
-#pragma GCC diagnostic pop 
-#endif 
+
+/// LLVM_BUILTIN_UNREACHABLE - On compilers which support it, expands
+/// to an expression which states that it is undefined behavior for the
+/// compiler to reach this point.  Otherwise is not defined.
+#if __has_builtin(__builtin_unreachable) || LLVM_GNUC_PREREQ(4, 5, 0)
+# define LLVM_BUILTIN_UNREACHABLE __builtin_unreachable()
+#elif defined(_MSC_VER)
+# define LLVM_BUILTIN_UNREACHABLE __assume(false)
+#endif
+
+/// LLVM_BUILTIN_TRAP - On compilers which support it, expands to an expression
+/// which causes the program to exit abnormally.
+#if __has_builtin(__builtin_trap) || LLVM_GNUC_PREREQ(4, 3, 0)
+# define LLVM_BUILTIN_TRAP __builtin_trap()
+#elif defined(_MSC_VER)
+// The __debugbreak intrinsic is supported by MSVC, does not require forward
+// declarations involving platform-specific typedefs (unlike RaiseException),
+// results in a call to vectored exception handlers, and encodes to a short
+// instruction that still causes the trapping behavior we want.
+# define LLVM_BUILTIN_TRAP __debugbreak()
+#else
+# define LLVM_BUILTIN_TRAP *(volatile int*)0x11 = 0
+#endif
+
+/// LLVM_BUILTIN_DEBUGTRAP - On compilers which support it, expands to
+/// an expression which causes the program to break while running
+/// under a debugger.
+#if __has_builtin(__builtin_debugtrap)
+# define LLVM_BUILTIN_DEBUGTRAP __builtin_debugtrap()
+#elif defined(_MSC_VER)
+// The __debugbreak intrinsic is supported by MSVC and breaks while
+// running under the debugger, and also supports invoking a debugger
+// when the OS is configured appropriately.
+# define LLVM_BUILTIN_DEBUGTRAP __debugbreak()
+#else
+// Just continue execution when built with compilers that have no
+// support. This is a debugging aid and not intended to force the
+// program to abort if encountered.
+# define LLVM_BUILTIN_DEBUGTRAP
+#endif
+
+/// \macro LLVM_ASSUME_ALIGNED
+/// Returns a pointer with an assumed alignment.
+#if __has_builtin(__builtin_assume_aligned) || LLVM_GNUC_PREREQ(4, 7, 0)
+# define LLVM_ASSUME_ALIGNED(p, a) __builtin_assume_aligned(p, a)
+#elif defined(LLVM_BUILTIN_UNREACHABLE)
+# define LLVM_ASSUME_ALIGNED(p, a) \
+           (((uintptr_t(p) % (a)) == 0) ? (p) : (LLVM_BUILTIN_UNREACHABLE, (p)))
+#else
+# define LLVM_ASSUME_ALIGNED(p, a) (p)
+#endif
+
+/// \macro LLVM_PACKED
+/// Used to specify a packed structure.
+/// LLVM_PACKED(
+///    struct A {
+///      int i;
+///      int j;
+///      int k;
+///      long long l;
+///   });
+///
+/// LLVM_PACKED_START
+/// struct B {
+///   int i;
+///   int j;
+///   int k;
+///   long long l;
+/// };
+/// LLVM_PACKED_END
+#ifdef _MSC_VER
+# define LLVM_PACKED(d) __pragma(pack(push, 1)) d __pragma(pack(pop))
+# define LLVM_PACKED_START __pragma(pack(push, 1))
+# define LLVM_PACKED_END   __pragma(pack(pop))
+#else
+# define LLVM_PACKED(d) d __attribute__((packed))
+# define LLVM_PACKED_START _Pragma("pack(push, 1)")
+# define LLVM_PACKED_END   _Pragma("pack(pop)")
+#endif
+
+/// \macro LLVM_PTR_SIZE
+/// A constant integer equivalent to the value of sizeof(void*).
+/// Generally used in combination with alignas or when doing computation in the
+/// preprocessor.
+#ifdef __SIZEOF_POINTER__
+# define LLVM_PTR_SIZE __SIZEOF_POINTER__
+#elif defined(_WIN64)
+# define LLVM_PTR_SIZE 8
+#elif defined(_WIN32)
+# define LLVM_PTR_SIZE 4
+#elif defined(_MSC_VER)
+# error "could not determine LLVM_PTR_SIZE as a constant int for MSVC"
+#else
+# define LLVM_PTR_SIZE sizeof(void *)
+#endif
+
+/// \macro LLVM_MEMORY_SANITIZER_BUILD
+/// Whether LLVM itself is built with MemorySanitizer instrumentation.
+#if __has_feature(memory_sanitizer)
+# define LLVM_MEMORY_SANITIZER_BUILD 1
+# include <sanitizer/msan_interface.h>
+# define LLVM_NO_SANITIZE_MEMORY_ATTRIBUTE __attribute__((no_sanitize_memory))
+#else
+# define LLVM_MEMORY_SANITIZER_BUILD 0
+# define __msan_allocated_memory(p, size)
+# define __msan_unpoison(p, size)
+# define LLVM_NO_SANITIZE_MEMORY_ATTRIBUTE
+#endif
+
+/// \macro LLVM_ADDRESS_SANITIZER_BUILD
+/// Whether LLVM itself is built with AddressSanitizer instrumentation.
+#if __has_feature(address_sanitizer) || defined(__SANITIZE_ADDRESS__)
+# define LLVM_ADDRESS_SANITIZER_BUILD 1
+# include <sanitizer/asan_interface.h>
+#else
+# define LLVM_ADDRESS_SANITIZER_BUILD 0
+# define __asan_poison_memory_region(p, size)
+# define __asan_unpoison_memory_region(p, size)
+#endif
+
+/// \macro LLVM_THREAD_SANITIZER_BUILD
+/// Whether LLVM itself is built with ThreadSanitizer instrumentation.
+#if __has_feature(thread_sanitizer) || defined(__SANITIZE_THREAD__)
+# define LLVM_THREAD_SANITIZER_BUILD 1
+#else
+# define LLVM_THREAD_SANITIZER_BUILD 0
+#endif
+
+#if LLVM_THREAD_SANITIZER_BUILD
+// Thread Sanitizer is a tool that finds races in code.
+// See http://code.google.com/p/data-race-test/wiki/DynamicAnnotations .
+// tsan detects these exact functions by name.
+#ifdef __cplusplus
+extern "C" {
+#endif
+void AnnotateHappensAfter(const char *file, int line, const volatile void *cv);
+void AnnotateHappensBefore(const char *file, int line, const volatile void *cv);
+void AnnotateIgnoreWritesBegin(const char *file, int line);
+void AnnotateIgnoreWritesEnd(const char *file, int line);
+#ifdef __cplusplus
+}
+#endif
+
+// This marker is used to define a happens-before arc. The race detector will
+// infer an arc from the begin to the end when they share the same pointer
+// argument.
+# define TsanHappensBefore(cv) AnnotateHappensBefore(__FILE__, __LINE__, cv)
+
+// This marker defines the destination of a happens-before arc.
+# define TsanHappensAfter(cv) AnnotateHappensAfter(__FILE__, __LINE__, cv)
+
+// Ignore any races on writes between here and the next TsanIgnoreWritesEnd.
+# define TsanIgnoreWritesBegin() AnnotateIgnoreWritesBegin(__FILE__, __LINE__)
+
+// Resume checking for racy writes.
+# define TsanIgnoreWritesEnd() AnnotateIgnoreWritesEnd(__FILE__, __LINE__)
+#else
+# define TsanHappensBefore(cv)
+# define TsanHappensAfter(cv)
+# define TsanIgnoreWritesBegin()
+# define TsanIgnoreWritesEnd()
+#endif
+
+/// \macro LLVM_NO_SANITIZE
+/// Disable a particular sanitizer for a function.
+#if __has_attribute(no_sanitize)
+#define LLVM_NO_SANITIZE(KIND) __attribute__((no_sanitize(KIND)))
+#else
+#define LLVM_NO_SANITIZE(KIND)
+#endif
+
+/// Mark debug helper function definitions like dump() that should not be
+/// stripped from debug builds.
+/// Note that you should also surround dump() functions with
+/// `#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)` so they do always
+/// get stripped in release builds.
+// FIXME: Move this to a private config.h as it's not usable in public headers.
+#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
+#define LLVM_DUMP_METHOD LLVM_ATTRIBUTE_NOINLINE LLVM_ATTRIBUTE_USED
+#else
+#define LLVM_DUMP_METHOD LLVM_ATTRIBUTE_NOINLINE
+#endif
+
+/// \macro LLVM_PRETTY_FUNCTION
+/// Gets a user-friendly looking function signature for the current scope
+/// using the best available method on each platform.  The exact format of the
+/// resulting string is implementation specific and non-portable, so this should
+/// only be used, for example, for logging or diagnostics.
+#if defined(_MSC_VER)
+#define LLVM_PRETTY_FUNCTION __FUNCSIG__
+#elif defined(__GNUC__) || defined(__clang__)
+#define LLVM_PRETTY_FUNCTION __PRETTY_FUNCTION__
+#else
+#define LLVM_PRETTY_FUNCTION __func__
+#endif
+
+/// \macro LLVM_THREAD_LOCAL
+/// A thread-local storage specifier which can be used with globals,
+/// extern globals, and static globals.
+///
+/// This is essentially an extremely restricted analog to C++11's thread_local
+/// support. It uses thread_local if available, falling back on gcc __thread
+/// if not. __thread doesn't support many of the C++11 thread_local's
+/// features. You should only use this for PODs that you can statically
+/// initialize to some constant value. In almost all circumstances this is most
+/// appropriate for use with a pointer, integer, or small aggregation of
+/// pointers and integers.
+#if LLVM_ENABLE_THREADS
+#if __has_feature(cxx_thread_local) || defined(_MSC_VER)
+#define LLVM_THREAD_LOCAL thread_local
+#else
+// Clang, GCC, and other compatible compilers used __thread prior to C++11 and
+// we only need the restricted functionality that provides.
+#define LLVM_THREAD_LOCAL __thread
+#endif
+#else // !LLVM_ENABLE_THREADS
+// If threading is disabled entirely, this compiles to nothing and you get
+// a normal global variable.
+#define LLVM_THREAD_LOCAL
+#endif
+
+/// \macro LLVM_ENABLE_EXCEPTIONS
+/// Whether LLVM is built with exception support.
+#if __has_feature(cxx_exceptions)
+#define LLVM_ENABLE_EXCEPTIONS 1
+#elif defined(__GNUC__) && defined(__EXCEPTIONS)
+#define LLVM_ENABLE_EXCEPTIONS 1
+#elif defined(_MSC_VER) && defined(_CPPUNWIND)
+#define LLVM_ENABLE_EXCEPTIONS 1
+#endif
+
+#endif
+
+#ifdef __GNUC__
+#pragma GCC diagnostic pop
+#endif