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#include <fstream>
 
int main() {
   std::fstream f("invalid filename");
   std::fstream g(std::move(f));
 }

prog.cpp: In function ‘int main()’:
prog.cpp:5:31: error: use of deleted function ‘std::basic_fstream<char>::basic_fstream(const std::basic_fstream<char>&)’
In file included from prog.cpp:1:0:
/usr/include/c++/4.7/fstream:761:11: note: ‘std::basic_fstream<char>::basic_fstream(const std::basic_fstream<char>&)’ is implicitly deleted because the default definition would be ill-formed:
/usr/include/c++/4.7/fstream:761:11: error: use of deleted function ‘std::basic_iostream<char>::basic_iostream(const std::basic_iostream<char>&)’
In file included from /usr/include/c++/4.7/fstream:40:0,
                 from prog.cpp:1:
/usr/include/c++/4.7/istream:789:11: note: ‘std::basic_iostream<char>::basic_iostream(const std::basic_iostream<char>&)’ is implicitly deleted because the default definition would be ill-formed:
/usr/include/c++/4.7/istream:789:11: error: use of deleted function ‘std::basic_istream<char>::basic_istream(const std::basic_istream<char>&)’
/usr/include/c++/4.7/istream:56:11: note: ‘std::basic_istream<char>::basic_istream(const std::basic_istream<char>&)’ is implicitly deleted because the default definition would be ill-formed:
/usr/include/c++/4.7/istream:56:11: error: use of deleted function ‘std::basic_ios<char>::basic_ios(const std::basic_ios<char>&)’
In file included from /usr/include/c++/4.7/ios:45:0,
                 from /usr/include/c++/4.7/istream:40,
                 from /usr/include/c++/4.7/fstream:40,
                 from prog.cpp:1:
/usr/include/c++/4.7/bits/basic_ios.h:64:11: note: ‘std::basic_ios<char>::basic_ios(const std::basic_ios<char>&)’ is implicitly deleted because the default definition would be ill-formed:
In file included from /usr/include/c++/4.7/ios:43:0,
                 from /usr/include/c++/4.7/istream:40,
                 from /usr/include/c++/4.7/fstream:40,
                 from prog.cpp:1:
/usr/include/c++/4.7/bits/ios_base.h:788:5: error: ‘std::ios_base::ios_base(const std::ios_base&)’ is private
In file included from /usr/include/c++/4.7/ios:45:0,
                 from /usr/include/c++/4.7/istream:40,
                 from /usr/include/c++/4.7/fstream:40,
                 from prog.cpp:1:
/usr/include/c++/4.7/bits/basic_ios.h:64:11: error: within this context
In file included from /usr/include/c++/4.7/fstream:40:0,
                 from prog.cpp:1:
/usr/include/c++/4.7/istream:56:11: error: use of deleted function ‘std::basic_ios<char>::basic_ios(const std::basic_ios<char>&)’
/usr/include/c++/4.7/istream:789:11: error: use of deleted function ‘std::basic_ostream<char>::basic_ostream(const std::basic_ostream<char>&)’
In file included from /usr/include/c++/4.7/istream:41:0,
                 from /usr/include/c++/4.7/fstream:40,
                 from prog.cpp:1:
/usr/include/c++/4.7/ostream:56:11: note: ‘std::basic_ostream<char>::basic_ostream(const std::basic_ostream<char>&)’ is implicitly deleted because the default definition would be ill-formed:
/usr/include/c++/4.7/ostream:56:11: error: use of deleted function ‘std::basic_ios<char>::basic_ios(const std::basic_ios<char>&)’
/usr/include/c++/4.7/ostream:56:11: error: use of deleted function ‘std::basic_ios<char>::basic_ios(const std::basic_ios<char>&)’
In file included from /usr/include/c++/4.7/fstream:40:0,
                 from prog.cpp:1:
/usr/include/c++/4.7/istream:789:11: error: use of deleted function ‘std::basic_ios<char>::basic_ios(const std::basic_ios<char>&)’
In file included from prog.cpp:1:0:
/usr/include/c++/4.7/fstream:761:11: error: use of deleted function ‘std::basic_ios<char>::basic_ios(const std::basic_ios<char>&)’
/usr/include/c++/4.7/fstream:761:11: error: use of deleted function ‘std::basic_filebuf<char>::basic_filebuf(const std::basic_filebuf<char>&)’
/usr/include/c++/4.7/fstream:69:11: note: ‘std::basic_filebuf<char>::basic_filebuf(const std::basic_filebuf<char>&)’ is implicitly deleted because the default definition would be ill-formed:
In file included from /usr/include/c++/4.7/ios:44:0,
                 from /usr/include/c++/4.7/istream:40,
                 from /usr/include/c++/4.7/fstream:40,
                 from prog.cpp:1:
/usr/include/c++/4.7/streambuf:800:7: error: ‘std::basic_streambuf<_CharT, _Traits>::basic_streambuf(const __streambuf_type&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_streambuf<_CharT, _Traits>::__streambuf_type = std::basic_streambuf<char>]’ is private
In file included from prog.cpp:1:0:
/usr/include/c++/4.7/fstream:69:11: error: within this context

Standard output is empty