gcc/libstdc++-v3/testsuite/util/testsuite_new_operators.h
2022-01-03 10:42:10 +01:00

83 lines
1.8 KiB
C++

// -*- C++ -*-
// Utility subroutines for the C++ library testsuite.
//
// Copyright (C) 2000-2022 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.
//
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
//
#ifndef _GLIBCXX_TESTSUITE_NEW_OPERATORS_H
#define _GLIBCXX_TESTSUITE_NEW_OPERATORS_H
#include <new>
#include <testsuite_hooks.h>
namespace __gnu_test
{
std::size_t&
get_new_limit()
{
static std::size_t limit = 1024 * 1024;
return limit;
}
void
set_new_limit(std::size_t l)
{ get_new_limit() = l; }
}
void* operator new(std::size_t size) THROW(std::bad_alloc)
{
if (size > __gnu_test::get_new_limit())
throw std::bad_alloc();
void* p = std::malloc(size);
if (!p)
throw std::bad_alloc();
return p;
}
void* operator new (std::size_t size, const std::nothrow_t&) throw()
{
if (size > __gnu_test::get_new_limit())
return 0;
return std::malloc(size);
}
void operator delete(void* p) throw()
{
if (p)
std::free(p);
}
#if __cpp_sized_deallocation
void operator delete(void* p, std::size_t) throw()
{ ::operator delete(p); }
#endif
void operator delete(void* p, const std::nothrow_t&) throw()
{
if (p)
std::free(p);
}
#endif // _GLIBCXX_TESTSUITE_NEW_OPERATORS_H