libstdc++-v3/testsuite/23_containers/forward_list/modifiers/6.cc

   1 // { dg-options "-std=gnu++0x" }
   2
   3 // 2010-02-01  Paolo Carlini  <paolo.carlini@oracle.com>
   4
   5 // Copyright (C) 2010 Free Software Foundation, Inc.
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 #include <forward_list>
  23 #include <testsuite_hooks.h>
  24
  25 struct NoCopyConstructor
  26 {
  27   NoCopyConstructor() : num(-1) { }
  28   NoCopyConstructor(const NoCopyConstructor&) = delete;
  29
  30   operator int() { return num; }
  31
  32 private:
  33   int num;
  34 };
  35
  36 void test01()
  37 {
  38   bool test __attribute__((unused)) = true;
  39
  40   std::forward_list<NoCopyConstructor> fl;
  41   VERIFY( std::distance(fl.begin(), fl.end()) == 0 );
  42
  43   fl.resize(10);
  44   VERIFY( std::distance(fl.begin(), fl.end()) == 10 );
  45   for(auto it = fl.begin(); it != fl.end(); ++it)
  46     VERIFY( *it == -1 );
  47 }
  48
  49 int main()
  50 {
  51   test01();
  52   return 0;
  53 }