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// 2000-12-19 bkoz
// Copyright (C) 2000-2019 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/>.
// 27.4.2.5 ios_base storage functions
// This fails on some versions of Darwin 8 because malloc doesn't return
// NULL even if an allocation fails (filed as Radar 3884894).
// { dg-do run { xfail *-*-darwin8.[0-4].* } }
// Skip test at -m64 on Darwin because RLIMITS are not being honored.
// Radar 6467883: 10.4/10.5 setrlimits are not honored by memory allocators
// Radar 6467884: 10.X systems are not robust when paging space is exceeded
// { dg-skip-if "" { *-*-darwin* && lp64 } }
#include <sstream>
#include <iostream>
#include <limits>
#include <testsuite_hooks.h>
// libstdc++/3129
void test02()
{
bool test = true;
int max = std::numeric_limits<int>::max() - 1;
std::stringbuf strbuf;
std::ios ios(&strbuf);
ios.exceptions(std::ios::badbit);
long l = 0;
void* v = 0;
// pword
ios.pword(1) = v;
VERIFY( ios.pword(1) == v );
try
{
v = ios.pword(max);
}
catch(std::ios_base::failure&)
{
// Ok.
VERIFY( ios.bad() );
}
catch(...)
{
VERIFY( false );
}
VERIFY( v == 0 );
VERIFY( ios.pword(1) == v );
// max is different code path from max-1
v = &test;
try
{
v = ios.pword(std::numeric_limits<int>::max());
}
catch(std::ios_base::failure&)
{
// Ok.
VERIFY( ios.bad() );
}
catch(...)
{
VERIFY( false );
}
VERIFY( v == &test );
// iword
ios.iword(1) = 1;
VERIFY( ios.iword(1) == 1 );
try
{
l = ios.iword(max);
}
catch(std::ios_base::failure&)
{
// Ok.
VERIFY( ios.bad() );
}
catch(...)
{
VERIFY( false );
}
VERIFY( l == 0 );
VERIFY( ios.iword(1) == 1 );
// max is different code path from max-1
l = 1;
try
{
l = ios.iword(std::numeric_limits<int>::max());
}
catch(std::ios_base::failure&)
{
// Ok.
VERIFY( ios.bad() );
}
catch(...)
{
VERIFY( false );
}
VERIFY( l == 1 );
}
int main(void)
{
__gnu_test::set_memory_limits();
test02();
return 0;
}
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