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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <sstream>
// template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
// class basic_istringstream
// basic_istringstream& operator=(basic_istringstream&& rhs);
#include <sstream>
#include <cassert>
int main()
{
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
{
std::istringstream ss0(" 123 456");
std::istringstream ss;
ss = std::move(ss0);
assert(ss.rdbuf() != 0);
assert(ss.good());
assert(ss.str() == " 123 456");
int i = 0;
ss >> i;
assert(i == 123);
ss >> i;
assert(i == 456);
}
{
std::istringstream s1("Aaaaa Bbbbb Cccccccccc Dddddddddddddddddd");
std::string s;
s1 >> s;
std::istringstream s2 = std::move(s1);
s2 >> s;
assert(s == "Bbbbb");
std::istringstream s3;
s3 = std::move(s2);
s3 >> s;
assert(s == "Cccccccccc");
s1 = std::move(s3);
s1 >> s;
assert(s == "Dddddddddddddddddd");
}
{
std::wistringstream ss0(L" 123 456");
std::wistringstream ss;
ss = std::move(ss0);
assert(ss.rdbuf() != 0);
assert(ss.good());
assert(ss.str() == L" 123 456");
int i = 0;
ss >> i;
assert(i == 123);
ss >> i;
assert(i == 456);
}
{
std::wistringstream s1(L"Aaaaa Bbbbb Cccccccccc Dddddddddddddddddd");
std::wstring s;
s1 >> s;
std::wistringstream s2 = std::move(s1);
s2 >> s;
assert(s == L"Bbbbb");
std::wistringstream s3;
s3 = std::move(s2);
s3 >> s;
assert(s == L"Cccccccccc");
s1 = std::move(s3);
s1 >> s;
assert(s == L"Dddddddddddddddddd");
}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
}
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