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// Exception classes for <new> -*- C++ -*-
// Copyright (C) 2001-2026 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.
// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
// <http://www.gnu.org/licenses/>.
/** @file bits/new_except.h
* This is an internal header file, included by other library headers.
* Do not attempt to use it directly. @headername{new}
*/
//
// ISO C++ 14882: 19.1 Exception classes
//
#ifndef _NEW_EXCEPT_H
#define _NEW_EXCEPT_H 1
#include <bits/c++config.h>
#include <bits/exception_defines.h>
#include <bits/exception.h>
extern "C++"
{
namespace std _GLIBCXX_VISIBILITY(default)
{
_GLIBCXX_BEGIN_NAMESPACE_VERSION
/**
* @brief Exception possibly thrown by @c new.
* @ingroup exceptions
*
* @c bad_alloc (or classes derived from it) is used to report allocation
* errors from the throwing forms of @c new. */
class bad_alloc : public exception
{
public:
_GLIBCXX26_CONSTEXPR bad_alloc() throw() { }
#if __cplusplus >= 201103L
_GLIBCXX26_CONSTEXPR bad_alloc(const bad_alloc&) = default;
_GLIBCXX26_CONSTEXPR bad_alloc& operator=(const bad_alloc&) = default;
#endif
#if __cplusplus >= 202400L
[[__gnu__::__gnu_inline__]]
constexpr inline virtual ~bad_alloc() noexcept {}
[[__gnu__::__gnu_inline__]]
constexpr inline virtual const char* what() const noexcept
{
return "std::bad_alloc";
}
#else
// This declaration is not useless:
// http://gcc.gnu.org/onlinedocs/gcc-3.0.2/gcc_6.html#SEC118
virtual ~bad_alloc() throw();
// See comment in eh_exception.cc.
virtual const char* what() const throw();
#endif
};
#if __cplusplus >= 201103L
class bad_array_new_length : public bad_alloc
{
public:
_GLIBCXX26_CONSTEXPR bad_array_new_length() throw() { }
#if __cplusplus >= 202400L
[[__gnu__::__gnu_inline__]]
constexpr inline virtual ~bad_array_new_length() noexcept {}
[[__gnu__::__gnu_inline__]]
constexpr inline virtual const char* what() const noexcept
{
return "std::bad_array_new_length";
}
#else
// This declaration is not useless:
// http://gcc.gnu.org/onlinedocs/gcc-3.0.2/gcc_6.html#SEC118
virtual ~bad_array_new_length() throw();
// See comment in eh_exception.cc.
virtual const char* what() const throw();
#endif
};
#endif
_GLIBCXX_END_NAMESPACE_VERSION
} // namespace
}
#endif
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