libstdc++-v3/testsuite/ext/pod_char_traits.cc

   1 // POD character, std::char_traits specialization -*- C++ -*-
   2
   3 // Copyright (C) 2002-2017 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20
  21 // Gabriel Dos Reis <gdr@integrable-solutions.net>
  22 // Benjamin Kosnik <bkoz@redhat.com>
  23
  24 #include <ext/pod_char_traits.h>
  25
  26 int main()
  27 {
  28   using namespace __gnu_cxx;
  29
  30   typedef unsigned short                        value_type;
  31   typedef unsigned int                          int_type;
  32   typedef character<value_type, int_type>       char_type;
  33   typedef std::char_traits<char_type>           traits_type;
  34
  35   bool test = true;
  36
  37   // 1 char_type <-> value_type conversions
  38   value_type uc1 = 'c';
  39   value_type uc2 = 'd';
  40   char_type c1 = { uc1 };
  41   char_type c2 = { uc2 };
  42   test = !(c1 == c2);
  43
  44   // 2 char_traits
  45   test = traits_type::eq(c1, c2);
  46
  47   // 3 basic_string<char_type>
  48   typedef std::basic_string<char_type>  string_type;
  49   string_type str;
  50   char_type c3 = { value_type('b') };
  51   char_type c4 = { value_type('o') };
  52   char_type c5 = { value_type('r') };
  53   char_type c6 = { value_type('a') };
  54   char_type c7 = { value_type('c') };
  55   char_type c8 = { value_type('a') };
  56   char_type c9 = { value_type('y') };
  57   str += c3;
  58   str += c4;
  59   str += c5;
  60   str += c6;
  61   str += c7;
  62   str += c8;
  63   str += c9;
  64   string_type::size_type len __attribute__((unused)) = str.size();
  65   const char_type* arr __attribute__((unused)) = str.c_str();
  66
  67   return 0;
  68 }