libstdc++-v3/testsuite/libstdc++-prettyprinters/tr1.cc

   1 // { dg-do run }
   2 // { dg-options "-g -O0" }
   3
   4 // Copyright (C) 2013-2021 Free Software Foundation, Inc.
   5 //
   6 // This file is part of the GNU ISO C++ Library.  This library is free
   7 // software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the
   9 // Free Software Foundation; either version 3, or (at your option)
  10 // any later version.
  11
  12 // This library is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU General Public License for more details.
  16
  17 // You should have received a copy of the GNU General Public License along
  18 // with this library; see the file COPYING3.  If not see
  19 // <http://www.gnu.org/licenses/>.
  20
  21 #include <tr1/unordered_map>
  22 #include <tr1/unordered_set>
  23 #include <string>
  24 #include <iostream>
  25
  26 template<class T>
  27 void
  28 placeholder(const T &s)
  29 {
  30   std::cout << s;
  31 }
  32
  33 template<class T, class S>
  34 void
  35 placeholder(const std::pair<T,S> &s)
  36 {
  37   std::cout << s.first;
  38 }
  39
  40 template<class T>
  41 void
  42 use(const T &container)
  43 {
  44   for (typename T::const_iterator i = container.begin();
  45        i != container.end();
  46        ++i)
  47     placeholder(*i);
  48 }
  49
  50 int
  51 main()
  52 {
  53   std::tr1::unordered_map<int, std::string> eum;
  54 // { dg-final { note-test eum "std::tr1::unordered_map with 0 elements" } }
  55   std::tr1::unordered_multimap<int, std::string> eumm;
  56 // { dg-final { note-test eumm "std::tr1::unordered_multimap with 0 elements" } }
  57   std::tr1::unordered_set<int> eus;
  58 // { dg-final { note-test eus "std::tr1::unordered_set with 0 elements" } }
  59   std::tr1::unordered_multiset<int> eums;
  60 // { dg-final { note-test eums "std::tr1::unordered_multiset with 0 elements" } }
  61
  62   std::tr1::unordered_map<int, std::string> uom;
  63   uom[5] = "three";
  64   uom[3] = "seven";
  65 // { dg-final { note-test uom {std::tr1::unordered_map with 2 elements = {[3] = "seven", [5] = "three"}} } }
  66
  67   std::tr1::unordered_multimap<int, std::string> uomm;
  68   uomm.insert(std::pair<int, std::string> (5, "three"));
  69   uomm.insert(std::pair<int, std::string> (5, "seven"));
  70 // { dg-final { note-test uomm {std::tr1::unordered_multimap with 2 elements = {[5] = "three", [5] = "seven"}} } }
  71
  72   std::tr1::unordered_set<int> uos;
  73   uos.insert(5);
  74 // { dg-final { note-test uos {std::tr1::unordered_set with 1 element = {[0] = 5}} } }
  75
  76   std::tr1::unordered_multiset<int> uoms;
  77   uoms.insert(5);
  78 // { dg-final { note-test uoms {std::tr1::unordered_multiset with 1 element = {[0] = 5}} } }
  79
  80   placeholder(""); // Mark SPOT
  81   use(eum);
  82   use(eumm);
  83   use(eus);
  84   use(eums);
  85   use(uoms);
  86
  87   std::cout << "\n";
  88   return 0;
  89 }
  90
  91 // { dg-final { gdb-test SPOT } }