libstdc++-v3/testsuite/30_threads/future/cons/default.cc

   1 // { dg-options "-std=gnu++0x" }
   2 // { dg-require-cstdint "" }
   3 // { dg-require-gthreads "" }
   4 // { dg-require-atomic-builtins "" }
   5
   6 // Copyright (C) 2010-2014 Free Software Foundation, Inc.
   7 //
   8 // This file is part of the GNU ISO C++ Library.  This library is free
   9 // software; you can redistribute it and/or modify it under the
  10 // terms of the GNU General Public License as published by the
  11 // Free Software Foundation; either version 3, or (at your option)
  12 // any later version.
  13
  14 // This library is distributed in the hope that it will be useful,
  15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 // GNU General Public License for more details.
  18
  19 // You should have received a copy of the GNU General Public License along
  20 // with this library; see the file COPYING3.  If not see
  21 // <http://www.gnu.org/licenses/>.
  22
  23
  24 #include <future>
  25 #include <testsuite_hooks.h>
  26 #include <testsuite_tr1.h>
  27
  28 void test01()
  29 {
  30   using std::future;
  31   using namespace __gnu_test;
  32
  33   bool __attribute__((unused)) test = true;
  34
  35   future<int> p1;
  36   VERIFY( !p1.valid() );
  37   future<int&> p2;
  38   VERIFY( !p2.valid() );
  39   future<void> p3;
  40   VERIFY( !p3.valid() );
  41   future<ClassType> p4;
  42   VERIFY( !p4.valid() );
  43   future<AbstractClass&> p5;
  44   VERIFY( !p5.valid() );
  45 }
  46
  47 int main()
  48 {
  49   test01();
  50   return 0;
  51 }