25         std::istringstream ss(" 123 456");  in main()  local
26         assert(ss.rdbuf() != 0);  in main()
27         assert(ss.good());  in main()
28         assert(ss.str() == " 123 456");  in main()
30         ss >> i;  in main()
32         ss >> i;  in main()
36         std::istringstream ss(" 123 456", std::ios_base::out);  in main()  local
37         assert(ss.rdbuf() != 0);  in main()
38         assert(ss.good());  in main()
39         assert(ss.str() == " 123 456");  in main()
41         ss >> i;  in main()
43         ss >> i;  in main()
48         std::wistringstream ss(L" 123 456");  in main()  local
49         assert(ss.rdbuf() != 0);  in main()
50         assert(ss.good());  in main()
51         assert(ss.str() == L" 123 456");  in main()
53         ss >> i;  in main()
55         ss >> i;  in main()
59         std::wistringstream ss(L" 123 456", std::ios_base::out);  in main()  local
60         assert(ss.rdbuf() != 0);  in main()
61         assert(ss.good());  in main()
62         assert(ss.str() == L" 123 456");  in main()
64         ss >> i;  in main()
66         ss >> i;  in main()