locale_facets_nonio.tcc (time_get<>:: _M_extract_via_format): Tighten somewhat error checking.

2010-10-07  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/locale_facets_nonio.tcc (time_get<>::
	_M_extract_via_format): Tighten somewhat error checking.
	* testsuite/22_locale/time_get/get_time/char/6.cc: New.
	* testsuite/22_locale/time_get/get_time/wchar_t/6.cc: Likewise.

From-SVN: r165094
This commit is contained in:
Paolo Carlini 2010-10-07 11:23:07 +00:00 committed by Paolo Carlini
parent 2169830c85
commit a4a7631d2b
4 changed files with 152 additions and 2 deletions

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@ -1,3 +1,10 @@
2010-10-07 Paolo Carlini <paolo.carlini@oracle.com>
* include/bits/locale_facets_nonio.tcc (time_get<>::
_M_extract_via_format): Tighten somewhat error checking.
* testsuite/22_locale/time_get/get_time/char/6.cc: New.
* testsuite/22_locale/time_get/get_time/wchar_t/6.cc: Likewise.
2010-10-07 Jonathan Wakely <jwakely.gcc@gmail.com>
PR libstdc++/45924

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@ -633,7 +633,8 @@ _GLIBCXX_END_LDBL_NAMESPACE
const size_t __len = char_traits<_CharT>::length(__format);
ios_base::iostate __tmperr = ios_base::goodbit;
for (size_t __i = 0; __beg != __end && __i < __len && !__tmperr; ++__i)
size_t __i = 0;
for (; __beg != __end && __i < __len && !__tmperr; ++__i)
{
if (__ctype.narrow(__format[__i], 0) == '%')
{
@ -827,7 +828,7 @@ _GLIBCXX_END_LDBL_NAMESPACE
}
}
if (__tmperr)
if (__tmperr || __i != __len)
__err |= ios_base::failbit;
return __beg;

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@ -0,0 +1,71 @@
// 2010-10-07 Paolo Carlini <paolo.carlini@oracle.com>
// Copyright (C) 2010 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 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 <locale>
#include <sstream>
#include <testsuite_hooks.h>
void test01()
{
using namespace std;
bool test __attribute__((unused)) = true;
typedef string::const_iterator iter_type;
typedef time_get<char, iter_type> time_get_type;
const ios_base::iostate goodbit = ios_base::goodbit;
const ios_base::iostate eofbit = ios_base::eofbit;
const ios_base::iostate failbit = ios_base::failbit;
ios_base::iostate err = goodbit;
const locale loc_c = locale::classic();
// Create "C" time objects
tm tm0 = __gnu_test::test_tm(0, 0, 0, 0, 0, 0, 0, 0, 0);
tm tm1 = __gnu_test::test_tm(0, 0, 0, 0, 0, 0, 0, 0, 0);
istringstream iss;
iss.imbue(locale(loc_c, new time_get_type));
// Iterator advanced, state, output.
const time_get_type& tg = use_facet<time_get_type>(iss.getloc());
const string str0 = "12";
tg.get_time(str0.begin(), str0.end(), iss, err, &tm0);
VERIFY( err == (failbit | eofbit) );
VERIFY( tm0.tm_sec == 0 );
VERIFY( tm0.tm_min == 0 );
// This is quite hard to guarantee now, revisit together with DR 461
// in the C++0x context.
// VERIFY( tm0.tm_hour == 0 );
const string str1 = "12:30 ";
err = goodbit;
iter_type end1 = tg.get_time(str1.begin(), str1.end(), iss, err, &tm1);
VERIFY( err == failbit );
VERIFY( *end1 == ' ' );
VERIFY( tm1.tm_sec == 0 );
// See above...
// VERIFY( tm1.tm_min == 0 );
// VERIFY( tm1.tm_hour == 0 );
}
int main()
{
test01();
return 0;
}

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@ -0,0 +1,71 @@
// 2010-10-07 Paolo Carlini <paolo.carlini@oracle.com>
// Copyright (C) 2010 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 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 <locale>
#include <sstream>
#include <testsuite_hooks.h>
void test01()
{
using namespace std;
bool test __attribute__((unused)) = true;
typedef wstring::const_iterator iter_type;
typedef time_get<wchar_t, iter_type> time_get_type;
const ios_base::iostate goodbit = ios_base::goodbit;
const ios_base::iostate eofbit = ios_base::eofbit;
const ios_base::iostate failbit = ios_base::failbit;
ios_base::iostate err = goodbit;
const locale loc_c = locale::classic();
// Create "C" time objects
tm tm0 = __gnu_test::test_tm(0, 0, 0, 0, 0, 0, 0, 0, 0);
tm tm1 = __gnu_test::test_tm(0, 0, 0, 0, 0, 0, 0, 0, 0);
wistringstream iss;
iss.imbue(locale(loc_c, new time_get_type));
// Iterator advanced, state, output.
const time_get_type& tg = use_facet<time_get_type>(iss.getloc());
const wstring str0 = L"12";
tg.get_time(str0.begin(), str0.end(), iss, err, &tm0);
VERIFY( err == (failbit | eofbit) );
VERIFY( tm0.tm_sec == 0 );
VERIFY( tm0.tm_min == 0 );
// This is quite hard to guarantee now, revisit together with DR 461
// in the C++0x context.
// VERIFY( tm0.tm_hour == 0 );
const wstring str1 = L"12:30 ";
err = goodbit;
iter_type end1 = tg.get_time(str1.begin(), str1.end(), iss, err, &tm1);
VERIFY( err == failbit );
VERIFY( *end1 == ' ' );
VERIFY( tm1.tm_sec == 0 );
// See above...
// VERIFY( tm1.tm_min == 0 );
// VERIFY( tm1.tm_hour == 0 );
}
int main()
{
test01();
return 0;
}