libstdc++-v3/testsuite/23_containers/deque/capacity/moveable.cc

   1 // { dg-do run { target c++11 } }
   2
   3 // Copyright (C) 2005-2025 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 #include <deque>
  21 #include <testsuite_hooks.h>
  22 #include <testsuite_rvalref.h>
  23
  24 using namespace __gnu_test;
  25
  26 void
  27 test01()
  28 {
  29   std::deque<copycounter> a;
  30   copycounter::copycount = 0;
  31   a.resize(10);
  32   a.resize(98);
  33   a.resize(99);
  34   a.resize(100);
  35   VERIFY( copycounter::copycount == 0 );
  36
  37   a.resize(99);
  38   a.resize(0);
  39   VERIFY( copycounter::copycount == 0 );
  40
  41   a.resize(100);
  42   VERIFY( copycounter::copycount == 0 );
  43
  44   a.clear();
  45   VERIFY( copycounter::copycount == 0 );
  46 }
  47
  48
  49 int main()
  50 {
  51   test01();
  52   return 0;
  53 }