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author | redi <redi@138bc75d-0d04-0410-961f-82ee72b054a4> | 2014-09-22 13:34:09 +0000 |
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committer | redi <redi@138bc75d-0d04-0410-961f-82ee72b054a4> | 2014-09-22 13:34:09 +0000 |
commit | 28f8cba268ceb976aa8ce17bd3177d990e8c85d2 (patch) | |
tree | 56471caae5e872ad7a27f4e39b5f246f4a5245c8 /libstdc++-v3/testsuite/27_io/basic_ofstream/assign | |
parent | 3979f78787bdc6db3e1679b6015a1a403bb097ba (diff) | |
download | gcc-28f8cba268ceb976aa8ce17bd3177d990e8c85d2.tar.gz |
Make streams movable and swappable.
PR libstdc++/54316
PR libstdc++/53626
* config/abi/pre/gnu.ver: Add new exports.
* config/io/basic_file_stdio.h (__basic_file): Support moving and
swapping.
* include/bits/basic_ios.h (basic_ios::move, basic_ios::swap):
Likewise.
* include/bits/ios_base.h (ios_base::_M_move, ios_base::_M_swap):
Likewise.
* include/bits/fstream.tcc (basic_filebuf): Likewise.
* include/bits/move.h (__exchange): Define for C++11 mode.
* include/ext/stdio_filebuf.h (stdio_filebuf): Support moving and
swapping.
* include/ext/stdio_sync_filebuf.h (stdio_sync_filebuf): Likewise.
* include/std/fstream (basic_filebuf, basic_ifstream, basic_ofstream,
basic_fstream): Likewise.
* include/std/ios: Remove whitespace.
* include/std/istream (basic_istream, basic_iostream): Support moving
and swapping.
* include/std/ostream (basic_ostream): Likewise.
* include/std/sstream (basic_stringbuf, basic_istringstream,
basic_ostringstream, basic_stringstream): Likewise.
* include/std/streambuf (basic_streambuf): Do not default copy
constructor and assignment on first declaration.
* include/std/utility (exchange): Forward to __exchange.
* testsuite/27_io/basic_filebuf/cons/char/copy_neg.cc: New.
* src/c++11/Makefile.am: Add stream-related files.
* src/c++11/Makefile.in: Regenerate.
* src/c++11/ext11-inst.cc (stdio_filebuf, stdio_sync_filebuf):
New file for explicit instantiation definitions.
* src/c++11/ios.cc: Move from src/c++98 to here.
(ios_base::_M_move, ios_base::_M_swap): Define.
* src/c++11/ios-inst.cc: Move from src/c++98 to here.
* src/c++11/iostream-inst.cc: Likewise.
* src/c++11/istream-inst.cc: Likewise.
* src/c++11/ostream-inst.cc: Likewise.
* src/c++11/sstream-inst.cc: Likewise.
* src/c++11/streambuf-inst.cc: Likewise.
* src/c++98/Makefile.am: Remove stream-related files.
* src/c++98/Makefile.in: Regenerate.
* src/c++98/ext-inst.cc (stdio_filebuf): Remove explicit
instantiations.
* src/c++98/misc-inst.cc (stdio_sync_filebuf): Likewise.
* src/c++98/ios-inst.cc: Move to src/c++11/.
* src/c++98/ios.cc: Move to src/c++11/.
* src/c++98/iostream-inst.cc: Likewise.
* src/c++98/istream-inst.cc: Likewise.
* src/c++98/ostream-inst.cc: Likewise.
* src/c++98/sstream-inst.cc: Likewise.
* src/c++98/streambuf-inst.cc: Likewise.
* testsuite/27_io/basic_filebuf/cons/char/copy_neg.cc: New.
* testsuite/27_io/basic_fstream/cons/move.cc: New.
* testsuite/27_io/basic_fstream/assign/1.cc: New.
* testsuite/27_io/basic_ifstream/cons/move.cc: New.
* testsuite/27_io/basic_ifstream/assign/1.cc: New.
* testsuite/27_io/basic_istringstream/assign/1.cc: New.
* testsuite/27_io/basic_istringstream/cons/move.cc: New.
* testsuite/27_io/basic_ofstream/cons/move.cc: New.
* testsuite/27_io/basic_ofstream/assign/1.cc: New.
* testsuite/27_io/basic_ostringstream/assign/1.cc: New.
* testsuite/27_io/basic_ostringstream/cons/move.cc: New.
* testsuite/27_io/basic_stringstream/assign/1.cc: New.
* testsuite/27_io/basic_stringstream/cons/move.cc: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@215463 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libstdc++-v3/testsuite/27_io/basic_ofstream/assign')
-rw-r--r-- | libstdc++-v3/testsuite/27_io/basic_ofstream/assign/1.cc | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/27_io/basic_ofstream/assign/1.cc b/libstdc++-v3/testsuite/27_io/basic_ofstream/assign/1.cc new file mode 100644 index 00000000000..7092ebe64a5 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_ofstream/assign/1.cc @@ -0,0 +1,74 @@ +// Copyright (C) 2014 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" } +// { dg-require-fileio "" } + +// 27.9.1.12 Assign and swap [ostringstream.assign] + +#include <fstream> +#include <string> +#include <testsuite_hooks.h> + +using namespace std; + +string const name = "ofstream-assign.txt"; + +void +test01() +{ + string s1 = "Let the whole outside world"; + string s2 = " consist of a long paper tape."; + ofstream f(name, ios::trunc); + VERIFY( f.is_open() ); + f << s1; + { + ofstream f1; + f1 = std::move(f); + VERIFY( f1.is_open() ); + VERIFY( !f.is_open() ); + f1 << s2; + f1.swap(f); + VERIFY( !f1.is_open() ); + VERIFY( f.is_open() ); + f << s1; + swap(f1, f); + f1 << s2; + } + ifstream in(name); + string result; + getline(in, result); + VERIFY( result == (s1 + s2 + s1 + s2) ); +} + +void +test02() +{ +#ifdef _GLIBCXX_USE_WCHAR_T + std::wofstream s0, s; + s = std::move(s0); + s.swap(s0); + swap(s, s0); +#endif +} + +int +main() +{ + test01(); + test02(); +} |