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re PR libstdc++/13369 (__verify_grouping (and __add_grouping?) not correct)

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2003-12-30  Paolo Carlini  <pcarlini@suse.de>

	PR libstdc++/13369
	* include/bits/locale_facets.tcc (__verify_grouping):
	Fix to deal properly with __grouping_tmp.size() >
	__grouping.size().
	* testsuite/22_locale/num_get/get/char/13.cc: New.
	* testsuite/22_locale/num_get/get/wchar_t/13.cc: Ditto.

From-SVN: r75227
This commit is contained in:
Paolo Carlini 2003-12-30 10:43:54 +00:00 committed by Paolo Carlini
parent d47cc544b6
commit a27cf81c7a
4 changed files with 177 additions and 11 deletions
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9
libstdc++-v3/ChangeLog
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@ -1,3 +1,12 @@
2003-12-30 Paolo Carlini <pcarlini@suse.de>
PR libstdc++/13369
* include/bits/locale_facets.tcc (__verify_grouping):
Fix to deal properly with __grouping_tmp.size() >
__grouping.size().
* testsuite/22_locale/num_get/get/char/13.cc: New.
* testsuite/22_locale/num_get/get/wchar_t/13.cc: Ditto.
2003-12-29 Jerry Quinn <jlquinn@optonline.net>
* include/bits/locale_facets.h (ctype.narrow,widen): Add cast.

21
libstdc++-v3/include/bits/locale_facets.tcc
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@ -2263,23 +2263,22 @@ namespace std
bool
__verify_grouping(const basic_string<_CharT>& __grouping,
const basic_string<_CharT>& __grouping_tmp)
{
size_t __i = 0;
size_t __j = 0;
const size_t __len = __grouping.size();
const size_t __n = __grouping_tmp.size();
{
const size_t __n = __grouping_tmp.size() - 1;
const size_t __min = std::min(__n, __grouping.size() - 1);
size_t __i = __n;
bool __test = true;
// Parsed number groupings have to match the
// numpunct::grouping string exactly, starting at the
// right-most point of the parsed sequence of elements ...
while (__test && __i < __n - 1)
for (__j = 0; __test && __j < __len && __i < __n - 1; ++__j, ++__i)
__test = __grouping[__j] == __grouping_tmp[__n - __i - 1];
for (size_t __j = 0; __j < __min && __test; --__i, ++__j)
__test = __grouping_tmp[__i] == __grouping[__j];
for (; __i && __test; --__i)
__test = __grouping_tmp[__i] == __grouping[__min];
// ... but the last parsed grouping can be <= numpunct
// grouping.
__j == __len ? __j = 0 : __j;
__test &= __grouping[__j] >= __grouping_tmp[__n - __i - 1];
__test &= __grouping_tmp[0] <= __grouping[__min];
return __test;
}

79
libstdc++-v3/testsuite/22_locale/num_get/get/char/13.cc Normal file
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@ -0,0 +1,79 @@
// 2003-12-30 Paolo Carlini <pcarlini@suse.de>
// Copyright (C) 2003 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// 22.2.2.1.1 num_get members
#include <locale>
#include <sstream>
#include <testsuite_hooks.h>
struct Punct1: std::numpunct<char>
{ std::string do_grouping() const { return "\003\002\001"; } };
struct Punct2: std::numpunct<char>
{ std::string do_grouping() const { return "\001\003"; } };
// libstdc++/13369
void test01()
{
using namespace std;
typedef istreambuf_iterator<char> iterator_type;
bool test __attribute__((unused)) = true;
istringstream iss1, iss2;
iss1.imbue(locale(iss1.getloc(), static_cast<numpunct<char>*>(new Punct1)));
iss2.imbue(locale(iss2.getloc(), static_cast<numpunct<char>*>(new Punct2)));
const num_get<char>& ng1 = use_facet<num_get<char> >(iss1.getloc());
const num_get<char>& ng2 = use_facet<num_get<char> >(iss2.getloc());
ios_base::iostate err = ios_base::goodbit;
iterator_type end;
long l = 0l;
long l1 = 12345678l;
double d = 0.0;
double d1 = 1234567.0;
double d2 = 123456.0;
iss1.str("1,2,3,45,678");
err = ios_base::goodbit;
end = ng1.get(iss1.rdbuf(), 0, iss1, err, l);
VERIFY( err == ios_base::eofbit );
VERIFY( l == l1 );
iss2.str("123,456,7.0");
err = ios_base::goodbit;
end = ng2.get(iss2.rdbuf(), 0, iss2, err, d);
VERIFY( err == ios_base::eofbit );
VERIFY( d == d1 );
iss2.str("12,345,6.0");
iss2.clear();
err = ios_base::goodbit;
end = ng2.get(iss2.rdbuf(), 0, iss2, err, d);
VERIFY( err == ios_base::eofbit );
VERIFY( d == d2 );
}
int main()
{
test01();
return 0;
}

79
libstdc++-v3/testsuite/22_locale/num_get/get/wchar_t/13.cc Normal file
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@ -0,0 +1,79 @@
// 2003-12-30 Paolo Carlini <pcarlini@suse.de>
// Copyright (C) 2003 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// 22.2.2.1.1 num_get members
#include <locale>
#include <sstream>
#include <testsuite_hooks.h>
struct Punct1: std::numpunct<wchar_t>
{ std::string do_grouping() const { return "\003\002\001"; } };
struct Punct2: std::numpunct<wchar_t>
{ std::string do_grouping() const { return "\001\003"; } };
// libstdc++/13369
void test01()
{
using namespace std;
typedef istreambuf_iterator<wchar_t> iterator_type;
bool test __attribute__((unused)) = true;
wistringstream iss1, iss2;
iss1.imbue(locale(iss1.getloc(), static_cast<numpunct<wchar_t>*>(new Punct1)));
iss2.imbue(locale(iss2.getloc(), static_cast<numpunct<wchar_t>*>(new Punct2)));
const num_get<wchar_t>& ng1 = use_facet<num_get<wchar_t> >(iss1.getloc());
const num_get<wchar_t>& ng2 = use_facet<num_get<wchar_t> >(iss2.getloc());
ios_base::iostate err = ios_base::goodbit;
iterator_type end;
long l = 0l;
long l1 = 12345678l;
double d = 0.0;
double d1 = 1234567.0;
double d2 = 123456.0;
iss1.str(L"1,2,3,45,678");
err = ios_base::goodbit;
end = ng1.get(iss1.rdbuf(), 0, iss1, err, l);
VERIFY( err == ios_base::eofbit );
VERIFY( l == l1 );
iss2.str(L"123,456,7.0");
err = ios_base::goodbit;
end = ng2.get(iss2.rdbuf(), 0, iss2, err, d);
VERIFY( err == ios_base::eofbit );
VERIFY( d == d1 );
iss2.str(L"12,345,6.0");
iss2.clear();
err = ios_base::goodbit;
end = ng2.get(iss2.rdbuf(), 0, iss2, err, d);
VERIFY( err == ios_base::eofbit );
VERIFY( d == d2 );
}
int main()
{
test01();
return 0;
}