cosmopolitan/third_party/libcxx/__utility/unreachable.h
Justine Tunney 5660ec4741
Release Cosmopolitan v3.6.0
This release is an atomic upgrade to GCC 14.1.0 with C23 and C++23
2024-07-23 03:28:19 -07:00

34 lines
975 B
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___UTILITY_UNREACHABLE_H
#define _LIBCPP___UTILITY_UNREACHABLE_H
#include <__assert>
#include <__config>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
_LIBCPP_NORETURN _LIBCPP_HIDE_FROM_ABI inline void __libcpp_unreachable() {
_LIBCPP_ASSERT_INTERNAL(false, "std::unreachable() was reached");
__builtin_unreachable();
}
#if _LIBCPP_STD_VER >= 23
[[noreturn]] _LIBCPP_HIDE_FROM_ABI inline void unreachable() { __libcpp_unreachable(); }
#endif
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP___UTILITY_UNREACHABLE_H