libstdc++-v3/testsuite/23_containers/priority_queue/requirements/explicit_instantiation/1_c++98.cc

   1 // { dg-options "-std=gnu++98" }
   2 // { dg-do compile }
   3
   4 // Copyright (C) 2009-2024 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
  18 // along with this library; see the file COPYING3.  If not see
  19 // <http://www.gnu.org/licenses/>.
  20
  21 // This file tests explicit instantiation of library containers.
  22
  23 #include <queue>
  24
  25 template class std::priority_queue<int>;
  26
  27 struct Cmp : std::less<int> {
  28   Cmp(int) { }
  29 };
  30 template class std::priority_queue<int, std::vector<int>, Cmp>;
  31
  32 #ifndef _GLIBCXX_CONCEPT_CHECKS
  33 struct NonDefaultConstructible : std::vector<int> {
  34   NonDefaultConstructible(int) { }
  35 };
  36 template class std::priority_queue<int, NonDefaultConstructible>;
  37 template class std::priority_queue<int, NonDefaultConstructible, Cmp>;
  38 #endif