libstdc++-v3/testsuite/ext/profile/all.cc

   1 // { dg-options "-std=gnu++0x -O0 -D_GLIBCXX_PROFILE" }
   2 // { dg-options "-std=gnu++0x -O0 -D_GLIBCXX_PROFILE -D_GLIBCXX_PROFILE_NO_THREADS" { target { ! tls_native } } }
   3 // { dg-do compile }
   4
   5 // -*- C++ -*-
   6
   7 // Copyright (C) 2006, 2007, 2009 Free Software Foundation, Inc.
   8 //
   9 // This file is part of the GNU ISO C++ Library.  This library is free
  10 // software; you can redistribute it and/or modify it under the
  11 // terms of the GNU General Public License as published by the
  12 // Free Software Foundation; either version 3, or (at your option)
  13 // any later version.
  14 //
  15 // This library is distributed in the hope that it will be useful,
  16 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 // GNU General Public License for more details.
  19 //
  20 // You should have received a copy of the GNU General Public License along
  21 // with this library; see the file COPYING3.  If not see
  22 // <http://www.gnu.org/licenses/>.
  23
  24 #include <map>
  25 #include <vector>
  26 #include <unordered_map>
  27
  28 using std::map;
  29 using std::vector;
  30 using std::unordered_map;
  31
  32 struct dumb_hash {
  33   size_t operator()(int x) const {return 0;}
  34   size_t operator()(int x, int y) const {return x == y;}
  35 };
  36
  37 int main() {
  38   map<int, int> m_to_umap;
  39   vector<int> v_to_list;
  40   unordered_map<int, int> um_too_small;
  41   unordered_map<int, int> um_too_large(1000000);
  42   unordered_map<int, int, dumb_hash, dumb_hash> um_dumb_hash;
  43
  44   for (int i = 0; i < 10000; ++i) {
  45     m_to_umap[i] = i;
  46     v_to_list.insert(v_to_list.begin(), i);
  47     um_too_small[i] = i;
  48     um_too_small[i] = i;
  49     um_dumb_hash[i] = i;
  50   }
  51 }