old-autovect-branch/libstdc++-v3/testsuite/20_util/utility/pair/4.cc

   1 // 2001-06-18  Benjamin Kosnik  <bkoz@redhat.com>
   2
   3 // Copyright (C) 2001, 2004 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 2, 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 COPYING.  If not, write to the Free
  18 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  19 // USA.
  20
  21 // 20.2.2 Pairs
  22
  23 #include <utility>
  24 #include <testsuite_hooks.h>
  25
  26 class gnu_obj
  27 {
  28   int i;
  29 public:
  30   gnu_obj(int arg = 0): i(arg) { }
  31   bool operator==(const gnu_obj& rhs) const { return i == rhs.i; }
  32   bool operator<(const gnu_obj& rhs) const { return i < rhs.i; }
  33 };
  34
  35 template<typename T>
  36   struct gnu_t
  37   {
  38     bool b;
  39   public:
  40     gnu_t(bool arg = 0): b(arg) { }
  41     bool operator==(const gnu_t& rhs) const { return b == rhs.b; }
  42     bool operator<(const gnu_t& rhs) const { return int(b) < int(rhs.b); }
  43   };
  44
  45 // const&
  46 void test04()
  47 {
  48   bool test __attribute__((unused)) = true;
  49   const gnu_obj& obj1 = gnu_obj(5);
  50   const std::pair<const char*, gnu_obj> p_sg_1("enlightenment", obj1);
  51   const std::pair<const char*, gnu_obj> p_sg_2 =
  52     std::make_pair("enlightenment", obj1);
  53   VERIFY( p_sg_1 == p_sg_2 );
  54   VERIFY( !(p_sg_1 < p_sg_2) );
  55
  56   const gnu_t<long>& tmpl1 = gnu_t<long>(false);
  57   const std::pair<gnu_t<long>, gnu_obj> p_st_1(tmpl1, obj1);
  58   const std::pair<gnu_t<long>, gnu_obj> p_st_2 = std::make_pair(tmpl1, obj1);
  59   VERIFY( p_st_1 == p_st_2 );
  60   VERIFY( !(p_st_1 < p_st_2) );
  61 }
  62
  63 int main()
  64 {
  65   test04();
  66   return 0;
  67 }