libstdc++-v3/testsuite/30_threads/async/49668.cc

   1 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
   2 // { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
   3 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
   4 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
   5 // { dg-require-cstdint "" }
   6 // { dg-require-gthreads "" }
   7 // { dg-require-atomic-builtins "" }
   8
   9 // Copyright (C) 2011-2014 Free Software Foundation, Inc.
  10 //
  11 // This file is part of the GNU ISO C++ Library.  This library is free
  12 // software; you can redistribute it and/or modify it under the
  13 // terms of the GNU General Public License as published by the
  14 // Free Software Foundation; either version 3, or (at your option)
  15 // any later version.
  16
  17 // This library is distributed in the hope that it will be useful,
  18 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 // GNU General Public License for more details.
  21
  22 // You should have received a copy of the GNU General Public License along
  23 // with this library; see the file COPYING3.  If not see
  24 // <http://www.gnu.org/licenses/>.
  25
  26 #include <future>
  27 #include <functional>
  28 #include <testsuite_hooks.h>
  29
  30 struct moveable
  31 {
  32   moveable() = default;
  33   moveable(moveable&&) = default;
  34   moveable(const moveable&) = delete;
  35 };
  36
  37 using std::launch;
  38 namespace ph = std::placeholders;
  39
  40 typedef decltype(ph::_1) placeholder_type;
  41
  42 bool f(moveable, placeholder_type) { return true; }
  43
  44 void test01()
  45 {
  46   auto fut = std::async(launch::async, f, moveable(), ph::_1);
  47   bool test = fut.get();
  48   VERIFY( test );
  49 }
  50
  51 void test02()
  52 {
  53   auto fut = std::async(launch::deferred, f, moveable(), ph::_1);
  54   bool test = fut.get();
  55   VERIFY( test );
  56 }
  57
  58 int main()
  59 {
  60   test01();
  61   test02();
  62 }