test/std/input.output/iostream.forward/iosfwd.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is dual licensed under the MIT and the University of Illinois Open
   6 // Source Licenses. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 // <iosfwd>
  11
  12 #include <iosfwd>
  13 #include <cwchar>  // for mbstate_t
  14
  15 template <class Ptr> void test()
  16 {
  17     Ptr p = 0;
  18     ((void)p); // Prevent unused warning
  19 }
  20
  21 int main()
  22 {
  23     test<std::char_traits<char>*          >();
  24     test<std::char_traits<wchar_t>*       >();
  25     test<std::char_traits<unsigned short>*>();
  26
  27     test<std::basic_ios<char>*          >();
  28     test<std::basic_ios<wchar_t>*       >();
  29     test<std::basic_ios<unsigned short>*>();
  30
  31     test<std::basic_streambuf<char>*          >();
  32     test<std::basic_streambuf<wchar_t>*       >();
  33     test<std::basic_streambuf<unsigned short>*>();
  34
  35     test<std::basic_istream<char>*          >();
  36     test<std::basic_istream<wchar_t>*       >();
  37     test<std::basic_istream<unsigned short>*>();
  38
  39     test<std::basic_ostream<char>*          >();
  40     test<std::basic_ostream<wchar_t>*       >();
  41     test<std::basic_ostream<unsigned short>*>();
  42
  43     test<std::basic_iostream<char>*          >();
  44     test<std::basic_iostream<wchar_t>*       >();
  45     test<std::basic_iostream<unsigned short>*>();
  46
  47     test<std::basic_stringbuf<char>*          >();
  48     test<std::basic_stringbuf<wchar_t>*       >();
  49     test<std::basic_stringbuf<unsigned short>*>();
  50
  51     test<std::basic_istringstream<char>*          >();
  52     test<std::basic_istringstream<wchar_t>*       >();
  53     test<std::basic_istringstream<unsigned short>*>();
  54
  55     test<std::basic_ostringstream<char>*          >();
  56     test<std::basic_ostringstream<wchar_t>*       >();
  57     test<std::basic_ostringstream<unsigned short>*>();
  58
  59     test<std::basic_stringstream<char>*          >();
  60     test<std::basic_stringstream<wchar_t>*       >();
  61     test<std::basic_stringstream<unsigned short>*>();
  62
  63     test<std::basic_filebuf<char>*          >();
  64     test<std::basic_filebuf<wchar_t>*       >();
  65     test<std::basic_filebuf<unsigned short>*>();
  66
  67     test<std::basic_ifstream<char>*          >();
  68     test<std::basic_ifstream<wchar_t>*       >();
  69     test<std::basic_ifstream<unsigned short>*>();
  70
  71     test<std::basic_ofstream<char>*          >();
  72     test<std::basic_ofstream<wchar_t>*       >();
  73     test<std::basic_ofstream<unsigned short>*>();
  74
  75     test<std::basic_fstream<char>*          >();
  76     test<std::basic_fstream<wchar_t>*       >();
  77     test<std::basic_fstream<unsigned short>*>();
  78
  79     test<std::istreambuf_iterator<char>*          >();
  80     test<std::istreambuf_iterator<wchar_t>*       >();
  81     test<std::istreambuf_iterator<unsigned short>*>();
  82
  83     test<std::ostreambuf_iterator<char>*          >();
  84     test<std::ostreambuf_iterator<wchar_t>*       >();
  85     test<std::ostreambuf_iterator<unsigned short>*>();
  86
  87     test<std::ios* >();
  88     test<std::wios*>();
  89
  90     test<std::streambuf*>();
  91     test<std::istream*  >();
  92     test<std::ostream*  >();
  93     test<std::iostream* >();
  94
  95     test<std::stringbuf*    >();
  96     test<std::istringstream*>();
  97     test<std::ostringstream*>();
  98     test<std::stringstream* >();
  99
 100     test<std::filebuf* >();
 101     test<std::ifstream*>();
 102     test<std::ofstream*>();
 103     test<std::fstream* >();
 104
 105     test<std::wstreambuf*>();
 106     test<std::wistream*  >();
 107     test<std::wostream*  >();
 108     test<std::wiostream* >();
 109
 110     test<std::wstringbuf*    >();
 111     test<std::wistringstream*>();
 112     test<std::wostringstream*>();
 113     test<std::wstringstream* >();
 114
 115     test<std::wfilebuf* >();
 116     test<std::wifstream*>();
 117     test<std::wofstream*>();
 118     test<std::wfstream* >();
 119
 120     test<std::fpos<std::mbstate_t>*>();
 121     test<std::streampos*           >();
 122     test<std::wstreampos*          >();
 123 }