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// -*- 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
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP___ASSERT
#define _LIBCPP___ASSERT
#include <__availability>
#include <__config>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
#endif
// This is for backwards compatibility with code that might have been enabling
// assertions through the Debug mode previously.
// TODO: In LLVM 16, make it an error to define _LIBCPP_DEBUG
#if defined(_LIBCPP_DEBUG)
# ifndef _LIBCPP_ENABLE_ASSERTIONS
# define _LIBCPP_ENABLE_ASSERTIONS 1
# endif
#endif
// Automatically enable assertions when the debug mode is enabled.
#if defined(_LIBCPP_ENABLE_DEBUG_MODE)
# ifndef _LIBCPP_ENABLE_ASSERTIONS
# define _LIBCPP_ENABLE_ASSERTIONS 1
# endif
#endif
#ifndef _LIBCPP_ENABLE_ASSERTIONS
# define _LIBCPP_ENABLE_ASSERTIONS _LIBCPP_ENABLE_ASSERTIONS_DEFAULT
#endif
#if _LIBCPP_ENABLE_ASSERTIONS != 0 && _LIBCPP_ENABLE_ASSERTIONS != 1
# error "_LIBCPP_ENABLE_ASSERTIONS must be set to 0 or 1"
#endif
#if _LIBCPP_ENABLE_ASSERTIONS
# define _LIBCPP_ASSERT(expression, message) \
(__builtin_expect(static_cast<bool>(expression), 1) ? \
(void)0 : \
::std::__libcpp_assertion_handler(__FILE__, __LINE__, #expression, message))
// Disable Clang builtins which nvcc does not understand
#elif !defined(_LIBCPP_ASSERTIONS_DISABLE_ASSUME) && __has_builtin(__builtin_assume) && !defined(__CUDACC__)
# define _LIBCPP_ASSERT(expression, message) \
(_LIBCPP_DIAGNOSTIC_PUSH \
_LIBCPP_CLANG_DIAGNOSTIC_IGNORED("-Wassume") \
__builtin_assume(static_cast<bool>(expression)) \
_LIBCPP_DIAGNOSTIC_POP)
#else
# define _LIBCPP_ASSERT(expression, message) ((void)0)
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
_LIBCPP_OVERRIDABLE_FUNC_VIS _LIBCPP_AVAILABILITY_ASSERTION_HANDLER
void __libcpp_assertion_handler(char const* __file, int __line, char const* __expression, char const* __message);
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP___ASSERT
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