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PR libstdc++/28277 (partial: ostream bits 2)

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2006-10-13  Paolo Carlini  <pcarlini@suse.de>

	PR libstdc++/28277 (partial: ostream bits 2)
	* include/std/std_ostream.h (basic_ostream<>::_M_insert(const
	char_type*, streamsize)): New.
	(basic_ostream<>::_M_write(char_type, streamsize)): Likewise.
	(operator<<(basic_ostream<>&, _CharT), operator<<(basic_ostream<>&,
	char), operator<<(basic_ostream<>&, const _CharT*),
	operator<<(basic_ostream<>&, const char*)): Use the latter.
	* include/bits/ostream.tcc (basic_ostream<>::_M_insert(const
	char_type*, streamsize)): Define.
	(operator<<(basic_ostream<>&, const char*)): Use the latter.
	(operator<<(basic_ostream<>&, _CharT), operator<<(basic_ostream<>&,
	char), operator<<(basic_ostream<>&, const _CharT*),
	operator<<(basic_ostream<>&, const char*),
	operator<<(basic_ostream<>&, const basic_string<>&)): Remove.
	* include/bits/basic_string.h (operator<<(basic_ostream<>&,
	const basic_string<>&)): Use the latter, implement DR 586.
	* config/abi/pre/gnu.ver: Adjust, export the new _M_insert.
	* docs/html/ext/howto.html: Add an entry for DR 586.
	* testsuite/21_strings/basic_string/inserters_extractors/char/
	28277.cc: New.
	* testsuite/21_strings/basic_string/inserters_extractors/wchar_t/
	28277.cc: Likewise.
	* testsuite/27_io/basic_ostream/inserters_character/char/
	28277-3.cc: Likewise.
	* testsuite/27_io/basic_ostream/inserters_character/char/
	28277-4.cc: Likewise.
	* testsuite/27_io/basic_ostream/inserters_character/wchar_t/
	28277-2.cc: Likewise.
	* testsuite/27_io/basic_ostream/inserters_character/wchar_t/
	28277-3.cc: Likewise.
	* testsuite/27_io/basic_ostream/inserters_character/wchar_t/
	28277-4.cc: Likewise.

From-SVN: r117689
This commit is contained in:
Paolo Carlini 2006-10-13 09:00:31 +00:00 committed by Paolo Carlini
parent 7d6df107ae
commit ec2061a9bf
13 changed files with 463 additions and 184 deletions
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35
libstdc++-v3/ChangeLog
View File

@ -1,3 +1,38 @@
2006-10-13 Paolo Carlini <pcarlini@suse.de>
PR libstdc++/28277 (partial: ostream bits 2)
* include/std/std_ostream.h (basic_ostream<>::_M_insert(const
char_type*, streamsize)): New.
(basic_ostream<>::_M_write(char_type, streamsize)): Likewise.
(operator<<(basic_ostream<>&, _CharT), operator<<(basic_ostream<>&,
char), operator<<(basic_ostream<>&, const _CharT*),
operator<<(basic_ostream<>&, const char*)): Use the latter.
* include/bits/ostream.tcc (basic_ostream<>::_M_insert(const
char_type*, streamsize)): Define.
(operator<<(basic_ostream<>&, const char*)): Use the latter.
(operator<<(basic_ostream<>&, _CharT), operator<<(basic_ostream<>&,
char), operator<<(basic_ostream<>&, const _CharT*),
operator<<(basic_ostream<>&, const char*),
operator<<(basic_ostream<>&, const basic_string<>&)): Remove.
* include/bits/basic_string.h (operator<<(basic_ostream<>&,
const basic_string<>&)): Use the latter, implement DR 586.
* config/abi/pre/gnu.ver: Adjust, export the new _M_insert.
* docs/html/ext/howto.html: Add an entry for DR 586.
* testsuite/21_strings/basic_string/inserters_extractors/char/
28277.cc: New.
* testsuite/21_strings/basic_string/inserters_extractors/wchar_t/
28277.cc: Likewise.
* testsuite/27_io/basic_ostream/inserters_character/char/
28277-3.cc: Likewise.
* testsuite/27_io/basic_ostream/inserters_character/char/
28277-4.cc: Likewise.
* testsuite/27_io/basic_ostream/inserters_character/wchar_t/
28277-2.cc: Likewise.
* testsuite/27_io/basic_ostream/inserters_character/wchar_t/
28277-3.cc: Likewise.
* testsuite/27_io/basic_ostream/inserters_character/wchar_t/
28277-4.cc: Likewise.
2006-10-11 Paolo Carlini <pcarlini@suse.de>
* docs/html/ext/lwg-active.html, lwg-defects.html: Import Revision 44.

7
libstdc++-v3/config/abi/pre/gnu.ver
View File

@ -285,7 +285,7 @@ GLIBCXX_3.4 {
_ZNSoC*;
_ZNSoD*;
_ZNKSo6sentrycvbEv;
_ZNSo8_M_write*;
_ZNSo8_M_writeEPKc[il];
_ZNSo[0-9][a-z]*;
_ZNSolsE*[^g];
@ -299,7 +299,7 @@ GLIBCXX_3.4 {
_ZNSt13basic_ostreamIwSt11char_traitsIwEE5tellpEv;
_ZNSt13basic_ostreamIwSt11char_traitsIwEE5writeEPKw*;
_ZNSt13basic_ostreamIwSt11char_traitsIwEE6sentry*;
_ZNSt13basic_ostreamIwSt11char_traitsIwEE8_M_write*;
_ZNSt13basic_ostreamIwSt11char_traitsIwEE8_M_writeEPKw[il];
_ZNSt13basic_ostreamIwSt11char_traitsIwEElsE*[^g];
# std::ostream operators and inserters
@ -659,6 +659,9 @@ GLIBCXX_3.4.9 {
_ZNSt13basic_istreamIwSt11char_traitsIwEE10_M_extractI[^g]*;
_ZSt21__copy_streambufs_eofI[cw]St11char_traitsI[cw]EE[il]PSt15basic_streambuf*;
_ZNSo9_M_insertEPKc[il];
_ZNSt13basic_ostreamIwSt11char_traitsIwEE9_M_insertEPKw[il];
} GLIBCXX_3.4.8;

6
libstdc++-v3/docs/html/ext/howto.html
View File

@ -593,6 +593,12 @@
<dd>In case of input_iterator/output_iterator rely on Assignability of
input_iterator' value_type.
</dd>
<dt><a href="lwg-active.html#586">586</a>:
<em>string inserter not a formatted function</em>
</dt>
<dd>Change it to be a formatted output function (i.e. catch exceptions).
</dd>
<!--
<dt><a href="lwg-defects.html#"></a>:
<em></em>

7
libstdc++-v3/include/bits/basic_string.h
View File

@ -2396,7 +2396,12 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
template<typename _CharT, typename _Traits, typename _Alloc>
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __os,
const basic_string<_CharT, _Traits, _Alloc>& __str);
const basic_string<_CharT, _Traits, _Alloc>& __str)
{
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// 586. string inserter not a formatted function
return __os._M_insert(__str.data(), __str.size());
}
/**
* @brief Read a line from stream into a string.

201
libstdc++-v3/include/bits/ostream.tcc
View File

@ -315,209 +315,60 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
return *this;
}
// 27.6.2.5.4 Character inserters.
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c)
basic_ostream<_CharT, _Traits>::
_M_insert(const char_type* __s, streamsize __n)
{
typedef basic_ostream<_CharT, _Traits> __ostream_type;
typename __ostream_type::sentry __cerb(__out);
sentry __cerb(*this);
if (__cerb)
{
try
{
const streamsize __w = __out.width();
streamsize __len = 1;
_CharT* __cs = &__c;
if (__w > __len)
const streamsize __w = this->width();
if (__w > __n)
{
__cs = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
* __w));
__pad<_CharT, _Traits>::_S_pad(__out, __out.fill(), __cs,
&__c, __w, __len, false);
__len = __w;
const bool __left = ((this->flags() & ios_base::adjustfield)
== ios_base::left);
if (!__left)
_M_write(this->fill(), __w - __n);
if (this->good())
_M_write(__s, __n);
if (__left && this->good())
_M_write(this->fill(), __w - __n);
}
__out._M_write(__cs, __len);
__out.width(0);
else
_M_write(__s, __n);
this->width(0);
}
catch(...)
{ __out._M_setstate(ios_base::badbit); }
{ this->_M_setstate(ios_base::badbit); }
}
return __out;
}
// Specializations.
template <class _Traits>
basic_ostream<char, _Traits>&
operator<<(basic_ostream<char, _Traits>& __out, char __c)
{
typedef basic_ostream<char, _Traits> __ostream_type;
typename __ostream_type::sentry __cerb(__out);
if (__cerb)
{
try
{
const streamsize __w = __out.width();
streamsize __len = 1;
char* __cs = &__c;
if (__w > __len)
{
__cs = static_cast<char*>(__builtin_alloca(__w));
__pad<char, _Traits>::_S_pad(__out, __out.fill(), __cs,
&__c, __w, __len, false);
__len = __w;
}
__out._M_write(__cs, __len);
__out.width(0);
}
catch(...)
{ __out._M_setstate(ios_base::badbit); }
}
return __out;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s)
{
typedef basic_ostream<_CharT, _Traits> __ostream_type;
typename __ostream_type::sentry __cerb(__out);
if (__cerb && __s)
{
try
{
const streamsize __w = __out.width();
streamsize __len = static_cast<streamsize>(_Traits::length(__s));
if (__w > __len)
{
_CharT* __cs = (static_cast<
_CharT*>(__builtin_alloca(sizeof(_CharT)
* __w)));
__pad<_CharT, _Traits>::_S_pad(__out, __out.fill(), __cs,
__s, __w, __len, false);
__s = __cs;
__len = __w;
}
__out._M_write(__s, __len);
__out.width(0);
}
catch(...)
{ __out._M_setstate(ios_base::badbit); }
}
else if (!__s)
__out.setstate(ios_base::badbit);
return __out;
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s)
{
typedef basic_ostream<_CharT, _Traits> __ostream_type;
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// 167. Improper use of traits_type::length()
// Note that this is only in 'Review' status.
typedef char_traits<char> __traits_type;
typename __ostream_type::sentry __cerb(__out);
if (__cerb && __s)
if (!__s)
__out.setstate(ios_base::badbit);
else
{
_CharT* __ws = 0;
try
{
const size_t __clen = __traits_type::length(__s);
__ws = new _CharT[__clen];
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// 167. Improper use of traits_type::length()
const size_t __clen = char_traits<char>::length(__s);
_CharT* __ws = new _CharT[__clen];
for (size_t __i = 0; __i < __clen; ++__i)
__ws[__i] = __out.widen(__s[__i]);
_CharT* __str = __ws;
const streamsize __w = __out.width();
streamsize __len = static_cast<streamsize>(__clen);
if (__w > __len)
{
_CharT* __cs = (static_cast<
_CharT*>(__builtin_alloca(sizeof(_CharT)
* __w)));
__pad<_CharT, _Traits>::_S_pad(__out, __out.fill(), __cs,
__ws, __w, __len, false);
__str = __cs;
__len = __w;
}
__out._M_write(__str, __len);
__out.width(0);
__out._M_insert(__ws, __clen);
delete [] __ws;
}
catch(...)
{
delete [] __ws;
__out._M_setstate(ios_base::badbit);
}
}
else if (!__s)
__out.setstate(ios_base::badbit);
return __out;
}
// Partial specializations.
template<class _Traits>
basic_ostream<char, _Traits>&
operator<<(basic_ostream<char, _Traits>& __out, const char* __s)
{
typedef basic_ostream<char, _Traits> __ostream_type;
typename __ostream_type::sentry __cerb(__out);
if (__cerb && __s)
{
try
{
const streamsize __w = __out.width();
streamsize __len = static_cast<streamsize>(_Traits::length(__s));
if (__w > __len)
{
char* __cs = static_cast<char*>(__builtin_alloca(__w));
__pad<char, _Traits>::_S_pad(__out, __out.fill(), __cs,
__s, __w, __len, false);
__s = __cs;
__len = __w;
}
__out._M_write(__s, __len);
__out.width(0);
}
catch(...)
{ __out._M_setstate(ios_base::badbit); }
}
else if (!__s)
__out.setstate(ios_base::badbit);
return __out;
}
// 21.3.7.9 basic_string::operator<<
template<typename _CharT, typename _Traits, typename _Alloc>
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __out,
const basic_string<_CharT, _Traits, _Alloc>& __str)
{
typedef basic_ostream<_CharT, _Traits> __ostream_type;
typename __ostream_type::sentry __cerb(__out);
if (__cerb)
{
const streamsize __w = __out.width();
streamsize __len = static_cast<streamsize>(__str.size());
const _CharT* __s = __str.data();
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// 25. String operator<< uses width() value wrong
if (__w > __len)
{
_CharT* __cs = (static_cast<
_CharT*>(__builtin_alloca(sizeof(_CharT) * __w)));
__pad<_CharT, _Traits>::_S_pad(__out, __out.fill(), __cs, __s,
__w, __len, false);
__s = __cs;
__len = __w;
}
__out._M_write(__s, __len);
__out.width(0);
}
return __out;
}

50
libstdc++-v3/include/std/std_ostream.h
View File

@ -92,6 +92,11 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
friend basic_ostream<_CharT2, _Traits2>&
operator<<(basic_ostream<_CharT2, _Traits2>&, const char*);
template<typename _CharT2, typename _Traits2, typename _Alloc>
friend basic_ostream<_CharT2, _Traits2>&
operator<<(basic_ostream<_CharT2, _Traits2>&,
const basic_string<_CharT2, _Traits2, _Alloc>&);
// [27.6.2.2] constructor/destructor
/**
* @brief Base constructor.
@ -288,11 +293,25 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
void
_M_write(const char_type* __s, streamsize __n)
{
streamsize __put = this->rdbuf()->sputn(__s, __n);
const streamsize __put = this->rdbuf()->sputn(__s, __n);
if (__put != __n)
this->setstate(ios_base::badbit);
}
void
_M_write(char_type __c, streamsize __n)
{
for (; __n > 0; --__n)
{
const int_type __put = this->rdbuf()->sputc(__c);
if (traits_type::eq_int_type(__put, traits_type::eof()))
{
this->setstate(ios_base::badbit);
break;
}
}
}
/**
* @brief Character string insertion.
* @param s The array to insert.
@ -366,6 +385,9 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
template<typename _ValueT>
__ostream_type&
_M_insert(_ValueT __v);
__ostream_type&
_M_insert(const char_type* __s, streamsize __n);
};
/**
@ -448,7 +470,8 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
*/
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c);
operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c)
{ return __out._M_insert(&__c, 1); }
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
@ -458,7 +481,8 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
// Specialization
template <class _Traits>
basic_ostream<char, _Traits>&
operator<<(basic_ostream<char, _Traits>& __out, char __c);
operator<<(basic_ostream<char, _Traits>& __out, char __c)
{ return __out._M_insert(&__c, 1); }
// Signed and unsigned
template<class _Traits>
@ -488,7 +512,14 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
*/
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s);
operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s)
{
if (!__s)
__out.setstate(ios_base::badbit);
else
__out._M_insert(__s, static_cast<streamsize>(_Traits::length(__s)));
return __out;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits> &
@ -497,8 +528,15 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
// Partial specializationss
template<class _Traits>
basic_ostream<char, _Traits>&
operator<<(basic_ostream<char, _Traits>& __out, const char* __s);
operator<<(basic_ostream<char, _Traits>& __out, const char* __s)
{
if (!__s)
__out.setstate(ios_base::badbit);
else
__out._M_insert(__s, static_cast<streamsize>(_Traits::length(__s)));
return __out;
}
// Signed and unsigned
template<class _Traits>
basic_ostream<char, _Traits>&

49
libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/char/28277.cc Normal file
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@ -0,0 +1,49 @@
// 2006-10-12 Paolo Carlini <pcarlini@suse.de>
// Copyright (C) 2006 Free Software Foundation
//
// 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 2, 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 COPYING. If not, write to the Free
// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// USA.
// 21.3.7.9 inserters and extractors
#include <ostream>
#include <sstream>
#include <testsuite_hooks.h>
// libstdc++/28277
void test01()
{
using namespace std;
bool test __attribute__((unused)) = true;
ostringstream oss_01;
const string str_01(50, 'a');
oss_01.width(20000000);
const streamsize width = oss_01.width();
oss_01 << str_01;
VERIFY( oss_01.good() );
VERIFY( oss_01.str().size() == width );
}
int main()
{
test01();
return 0;
}

49
libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/28277.cc Normal file
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@ -0,0 +1,49 @@
// 2006-10-12 Paolo Carlini <pcarlini@suse.de>
// Copyright (C) 2006 Free Software Foundation
//
// 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 2, 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 COPYING. If not, write to the Free
// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// USA.
// 21.3.7.9 inserters and extractors
#include <ostream>
#include <sstream>
#include <testsuite_hooks.h>
// libstdc++/28277
void test01()
{
using namespace std;
bool test __attribute__((unused)) = true;
wostringstream oss_01;
const wstring str_01(50, L'a');
oss_01.width(5000000);
const streamsize width = oss_01.width();
oss_01 << str_01;
VERIFY( oss_01.good() );
VERIFY( oss_01.str().size() == width );
}
int main()
{
test01();
return 0;
}

48
libstdc++-v3/testsuite/27_io/basic_ostream/inserters_character/char/28277-3.cc Normal file
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@ -0,0 +1,48 @@
// 2006-10-12 Paolo Carlini <pcarlini@suse.de>
// Copyright (C) 2006 Free Software Foundation
//
// 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 2, 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 COPYING. If not, write to the Free
// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// USA.
// 27.6.2.5.4 basic_ostream character inserters
#include <ostream>
#include <sstream>
#include <testsuite_hooks.h>
// libstdc++/28277
void test01()
{
using namespace std;
bool test __attribute__((unused)) = true;
ostringstream oss_01;
oss_01.width(20000000);
const streamsize width = oss_01.width();
oss_01 << 'a';
VERIFY( oss_01.good() );
VERIFY( oss_01.str().size() == width );
}
int main()
{
test01();
return 0;
}

49
libstdc++-v3/testsuite/27_io/basic_ostream/inserters_character/char/28277-4.cc Normal file
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@ -0,0 +1,49 @@
// 2006-10-12 Paolo Carlini <pcarlini@suse.de>
// Copyright (C) 2006 Free Software Foundation
//
// 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 2, 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 COPYING. If not, write to the Free
// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// USA.
// 27.6.2.5.4 basic_ostream character inserters
#include <ostream>
#include <sstream>
#include <testsuite_hooks.h>
// libstdc++/28277
void test01()
{
using namespace std;
bool test __attribute__((unused)) = true;
ostringstream oss_01;
const string str_01(50, 'a');
oss_01.width(20000000);
const streamsize width = oss_01.width();
oss_01 << str_01.c_str();
VERIFY( oss_01.good() );
VERIFY( oss_01.str().size() == width );
}
int main()
{
test01();
return 0;
}

49
libstdc++-v3/testsuite/27_io/basic_ostream/inserters_character/wchar_t/28277-2.cc Normal file
View File

@ -0,0 +1,49 @@
// 2006-10-12 Paolo Carlini <pcarlini@suse.de>
// Copyright (C) 2006 Free Software Foundation
//
// 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 2, 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 COPYING. If not, write to the Free
// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// USA.
// 27.6.2.5.4 basic_ostream character inserters
#include <ostream>
#include <sstream>
#include <testsuite_hooks.h>
// libstdc++/28277
void test01()
{
using namespace std;
bool test __attribute__((unused)) = true;
wostringstream oss_01;
const string str_01(50, 'a');
oss_01.width(5000000);
const streamsize width = oss_01.width();
oss_01 << str_01.c_str();
VERIFY( oss_01.good() );
VERIFY( oss_01.str().size() == width );
}
int main()
{
test01();
return 0;
}

48
libstdc++-v3/testsuite/27_io/basic_ostream/inserters_character/wchar_t/28277-3.cc Normal file
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// 2006-10-12 Paolo Carlini <pcarlini@suse.de>
// Copyright (C) 2006 Free Software Foundation
//
// 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 2, 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 COPYING. If not, write to the Free
// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// USA.
// 27.6.2.5.4 basic_ostream character inserters
#include <ostream>
#include <sstream>
#include <testsuite_hooks.h>
// libstdc++/28277
void test01()
{
using namespace std;
bool test __attribute__((unused)) = true;
wostringstream oss_01;
oss_01.width(5000000);
const streamsize width = oss_01.width();
oss_01 << L'a';
VERIFY( oss_01.good() );
VERIFY( oss_01.str().size() == width );
}
int main()
{
test01();
return 0;
}

49
libstdc++-v3/testsuite/27_io/basic_ostream/inserters_character/wchar_t/28277-4.cc Normal file
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// 2006-10-12 Paolo Carlini <pcarlini@suse.de>
// Copyright (C) 2006 Free Software Foundation
//
// 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 2, 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 COPYING. If not, write to the Free
// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// USA.
// 27.6.2.5.4 basic_ostream character inserters
#include <ostream>
#include <sstream>
#include <testsuite_hooks.h>
// libstdc++/28277
void test01()
{
using namespace std;
bool test __attribute__((unused)) = true;
wostringstream oss_01;
const wstring str_01(50, L'a');
oss_01.width(5000000);
const streamsize width = oss_01.width();
oss_01 << str_01.c_str();
VERIFY( oss_01.good() );
VERIFY( oss_01.str().size() == width );
}
int main()
{
test01();
return 0;
}