ceph/src/boost/libs/thread/test/threads/thread/constr/Frvalue_pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is dual licensed under the MIT and the University of Illinois Open
   6 // Source Licenses. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 // Copyright (C) 2011 Vicente J. Botet Escriba
  10 //
  11 //  Distributed under the Boost Software License, Version 1.0. (See accompanying
  12 //  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  13
  14 // <boost/thread/thread.hpp>
  15
  16 // class thread
  17
  18 // template <class F, class ...Args> thread(F&& f, Args&&... args);
  19
  20 #define BOOST_THREAD_USES_MOVE
  21
  22 #include <boost/thread/thread_only.hpp>
  23 #include <new>
  24 #include <cstdlib>
  25 #include <cassert>
  26 #include <boost/detail/lightweight_test.hpp>
  27 #include <boost/static_assert.hpp>
  28
  29 class MoveOnly
  30 {
  31 public:
  32   BOOST_THREAD_MOVABLE_ONLY(MoveOnly)
  33   MoveOnly()
  34   {
  35   }
  36   MoveOnly(BOOST_THREAD_RV_REF(MoveOnly))
  37   {}
  38
  39   void operator()()
  40   {
  41   }
  42 };
  43
  44 MoveOnly MakeMoveOnly() {
  45   return BOOST_THREAD_MAKE_RV_REF(MoveOnly());
  46 }
  47
  48 #if defined  BOOST_NO_CXX11_RVALUE_REFERENCES && defined BOOST_THREAD_USES_MOVE
  49 BOOST_STATIC_ASSERT(::boost::is_function<boost::rv<boost::rv<MoveOnly> >&>::value==false);
  50 #endif
  51
  52 int main()
  53 {
  54   {
  55     boost::thread t(( BOOST_THREAD_MAKE_RV_REF(MakeMoveOnly()) ));
  56     t.join();
  57   }
  58   return boost::report_errors();
  59 }