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re PR libstdc++/42261 (infinite recursion from string(string::size_type(6), string::size_type('f')))

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2009-12-03  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/42261
	* include/bits/basic_string.h (_S_construct_aux(_Integer, _Integer,
	const _Alloc&, __true_type)): Cast the second argument to value_type.
	* include/ext/sso_string_base.h (_M_construct_aux(_Integer, _Integer,
	std::__true_type)): Likewise.
	* include/ext/rc_string_base.h (_S_construct_aux(_Integer, _Integer,
	const _Alloc&, std::__true_type)): Likewise.
	* testsuite/21_strings/basic_string/cons/char/42261.cc: New.
	* testsuite/21_strings/basic_string/cons/wchar_t/42261.cc: Likewise.

From-SVN: r154948
This commit is contained in:
Paolo Carlini 2009-12-03 14:20:56 +00:00 committed by Paolo Carlini
parent ddf6c18784
commit bcaf576b83
6 changed files with 88 additions and 3 deletions
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12
libstdc++-v3/ChangeLog
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@ -1,3 +1,15 @@
2009-12-03 Paolo Carlini <paolo.carlini@oracle.com>
PR libstdc++/42261
* include/bits/basic_string.h (_S_construct_aux(_Integer, _Integer,
const _Alloc&, __true_type)): Cast the second argument to value_type.
* include/ext/sso_string_base.h (_M_construct_aux(_Integer, _Integer,
std::__true_type)): Likewise.
* include/ext/rc_string_base.h (_S_construct_aux(_Integer, _Integer,
const _Alloc&, std::__true_type)): Likewise.
* testsuite/21_strings/basic_string/cons/char/42261.cc: New.
* testsuite/21_strings/basic_string/cons/wchar_t/42261.cc: Likewise.
2009-12-03 Paolo Carlini <paolo.carlini@oracle.com>
* testsuite/20_util/bind/ref.cc: Add.

3
libstdc++-v3/include/bits/basic_string.h
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@ -1588,7 +1588,8 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
static _CharT*
_S_construct_aux(_Integer __beg, _Integer __end,
const _Alloc& __a, __true_type)
{ return _S_construct(static_cast<size_type>(__beg), __end, __a); }
{ return _S_construct(static_cast<size_type>(__beg),
static_cast<value_type>(__end), __a); }
template<class _InIterator>
static _CharT*

3
libstdc++-v3/include/ext/rc_string_base.h
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@ -231,7 +231,8 @@ _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
static _CharT*
_S_construct_aux(_Integer __beg, _Integer __end,
const _Alloc& __a, std::__true_type)
{ return _S_construct(static_cast<size_type>(__beg), __end, __a); }
{ return _S_construct(static_cast<size_type>(__beg),
static_cast<value_type>(__end), __a); }
template<typename _InIterator>
static _CharT*

3
libstdc++-v3/include/ext/sso_string_base.h
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@ -106,7 +106,8 @@ _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
template<typename _Integer>
void
_M_construct_aux(_Integer __beg, _Integer __end, std::__true_type)
{ _M_construct(static_cast<size_type>(__beg), __end); }
{ _M_construct(static_cast<size_type>(__beg),
static_cast<value_type>(__end)); }
template<typename _InIterator>
void

35
libstdc++-v3/testsuite/21_strings/basic_string/cons/char/42261.cc Normal file
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@ -0,0 +1,35 @@
// Copyright (C) 2009 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/>.
#include <string>
#include <testsuite_hooks.h>
// libstdc++/42261
void test01()
{
bool test __attribute__((unused)) = true;
using namespace std;
const string s(string::size_type(6), string::size_type('f'));
VERIFY( s == "ffffff" );
}
int main()
{
test01();
return 0;
}

35
libstdc++-v3/testsuite/21_strings/basic_string/cons/wchar_t/42261.cc Normal file
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@ -0,0 +1,35 @@
// Copyright (C) 2009 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/>.
#include <string>
#include <testsuite_hooks.h>
// libstdc++/42261
void test01()
{
bool test __attribute__((unused)) = true;
using namespace std;
const wstring s(wstring::size_type(6), wstring::size_type(L'f'));
VERIFY( s == L"ffffff" );
}
int main()
{
test01();
return 0;
}