libstdc++/69703 ignore endianness in codecvt_utf8

PR libstdc++/69703
	* src/c++11/codecvt.cc (__codecvt_utf8_base<char16_t>::do_in)):
	Override endianness bit in mode.
	* testsuite/22_locale/codecvt/codecvt_utf8/69703.cc: New test.
	* testsuite/22_locale/codecvt/codecvt_utf8_utf16/66855.cc: Test
	that little_endian mode is ignored.
	* testsuite/experimental/filesystem/path/native/string.cc: New test.

From-SVN: r235216
This commit is contained in:
Jonathan Wakely 2016-04-19 19:02:46 +01:00 committed by Jonathan Wakely
parent 1490525104
commit 29ca91f72e
5 changed files with 215 additions and 1 deletions

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@ -1,5 +1,13 @@
2016-04-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/69703
* src/c++11/codecvt.cc (__codecvt_utf8_base<char16_t>::do_in)):
Override endianness bit in mode.
* testsuite/22_locale/codecvt/codecvt_utf8/69703.cc: New test.
* testsuite/22_locale/codecvt/codecvt_utf8_utf16/66855.cc: Test
that little_endian mode is ignored.
* testsuite/experimental/filesystem/path/native/string.cc: New test.
PR libstdc++/70609
* src/filesystem/ops.cc (close_fd): New function.
(do_copy_file): Set permissions before copying file contents. Check

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@ -789,7 +789,11 @@ do_in(state_type&, const extern_type* __from, const extern_type* __from_end,
{
range<const char> from{ __from, __from_end };
range<char16_t> to{ __to, __to_end };
auto res = ucs2_in(from, to, _M_maxcode, _M_mode);
codecvt_mode mode = codecvt_mode(_M_mode | (consume_header|generate_header));
#if __BYTE_ORDER__ != __ORDER_BIG_ENDIAN__
mode = codecvt_mode(mode | little_endian);
#endif
auto res = ucs2_in(from, to, _M_maxcode, mode);
__from_next = from.next;
__to_next = to.next;
return res;

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@ -0,0 +1,103 @@
// Copyright (C) 2016 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/>.
// { dg-options "-std=gnu++11" }
#include <codecvt>
#include <testsuite_hooks.h>
void
test01()
{
bool test __attribute__((unused)) = true;
const char out[] = "abc";
char16_t in[4];
std::codecvt_utf8<char16_t> cvt;
std::mbstate_t st;
const char* no;
char16_t* ni;
auto res = cvt.in(st, out, out+3, no, in, in+3, ni);
VERIFY( res == std::codecvt_base::ok );
VERIFY( in[0] == u'a' );
VERIFY( in[1] == u'b' );
VERIFY( in[2] == u'c' );
}
void
test02()
{
bool test __attribute__((unused)) = true;
const char out[] = "abc";
char16_t in[4];
std::codecvt_utf8<char16_t, 0x10ffff, std::little_endian> cvt;
std::mbstate_t st;
const char* no;
char16_t* ni;
auto res = cvt.in(st, out, out+3, no, in, in+3, ni);
VERIFY( res == std::codecvt_base::ok );
VERIFY( in[0] == u'a' );
VERIFY( in[1] == u'b' );
VERIFY( in[2] == u'c' );
}
void
test03()
{
bool test __attribute__((unused)) = true;
const char out[] = "abc";
char32_t in[4];
std::codecvt_utf8<char32_t> cvt;
std::mbstate_t st;
const char* no;
char32_t* ni;
auto res = cvt.in(st, out, out+3, no, in, in+3, ni);
VERIFY( res == std::codecvt_base::ok );
VERIFY( in[0] == U'a' );
VERIFY( in[1] == U'b' );
VERIFY( in[2] == U'c' );
}
void
test04()
{
bool test __attribute__((unused)) = true;
const char out[] = "abc";
char32_t in[4];
std::codecvt_utf8<char32_t, 0x10ffff, std::little_endian> cvt;
std::mbstate_t st;
const char* no;
char32_t* ni;
auto res = cvt.in(st, out, out+3, no, in, in+3, ni);
VERIFY( res == std::codecvt_base::ok );
VERIFY( in[0] == U'a' );
VERIFY( in[1] == U'b' );
VERIFY( in[2] == U'c' );
}
int
main()
{
test01();
test02();
test01();
test02();
}

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@ -45,8 +45,35 @@ test01()
VERIFY( buf[3] == utf16[3] );
}
void
test02()
{
// Endianness flag should make no difference.
std::codecvt_utf8_utf16<char16_t, 0x10ffff, std::little_endian> cvt;
char16_t utf16[] = u"\ub098\ub294\ud0dc\uc624";
const char16_t* nf16;
char utf8[16];
char* nt8;
std::mbstate_t st{};
auto res = cvt.out(st, utf16, utf16+4, nf16, utf8, utf8+16, nt8);
VERIFY( res == std::codecvt_base::ok );
st = {};
char16_t buf[4] = {};
const char* nf8 = nt8;
char16_t* nt16;
res = cvt.in(st, utf8, nf8, nf8, buf, buf+4, nt16);
VERIFY( res == std::codecvt_base::ok );
VERIFY( nt16 == buf+4 );
VERIFY( buf[0] == utf16[0] );
VERIFY( buf[1] == utf16[1] );
VERIFY( buf[2] == utf16[2] );
VERIFY( buf[3] == utf16[3] );
}
int
main()
{
test01();
test02();
}

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@ -0,0 +1,72 @@
// Copyright (C) 2016 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/>.
// { dg-options "-std=gnu++11 -lstdc++fs" }
#include <experimental/filesystem>
#include <string>
#include <testsuite_hooks.h>
void
test01()
{
bool test __attribute__((unused)) = true;
using namespace std::experimental::filesystem;
const std::string s = "abc";
path p(s);
VERIFY( p.native() == s );
VERIFY( p.c_str() == s );
VERIFY( static_cast<std::string>(p) == s );
std::string s2 = p; // implicit conversion
VERIFY( s2 == p.native() );
}
void
test02()
{
bool test __attribute__((unused)) = true;
using namespace std::experimental::filesystem;
const char* s = "abc";
path p(s);
auto str = p.string<char>();
VERIFY( str == u"abc" );
VERIFY( str == p.string() );
auto strw = p.string<wchar_t>();
VERIFY( strw == L"abc" );
VERIFY( strw == p.wstring() );
auto str16 = p.string<char16_t>();
VERIFY( str16 == u"abc" );
VERIFY( str16 == p.u16string() );
auto str32 = p.string<char32_t>();
VERIFY( str32 == U"abc" );
VERIFY( str32 == p.u32string() );
}
int
main()
{
test01();
test02();
}