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1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef _LIBCPP___CXX03___UTILITY_UNREACHABLE_H10#define _LIBCPP___CXX03___UTILITY_UNREACHABLE_H11 12#include <__cxx03/__assert>13#include <__cxx03/__config>14 15#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)16# pragma GCC system_header17#endif18 19_LIBCPP_BEGIN_NAMESPACE_STD20 21_LIBCPP_NORETURN _LIBCPP_HIDE_FROM_ABI inline void __libcpp_unreachable() {22 _LIBCPP_ASSERT_INTERNAL(false, "std::unreachable() was reached");23 __builtin_unreachable();24}25 26_LIBCPP_END_NAMESPACE_STD27 28#endif // _LIBCPP___CXX03___UTILITY_UNREACHABLE_H29