libs/thread/test/sync/futures/packaged_task/use_allocator_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
  10 // Copyright (C) 2011 Vicente J. Botet Escriba
  11 //
  12 //  Distributed under the Boost Software License, Version 1.0. (See accompanying
  13 //  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  14
  15 // <boost/thread/future.hpp>
  16
  17 // class packaged_task<R(ArgTypes...)>
  18
  19 // template <class Callable, class Alloc>
  20 //   struct uses_allocator<packaged_task<Callable>, Alloc>
  21 //      : true_type { };
  22
  23
  24 #define BOOST_THREAD_VERSION 4
  25 #if BOOST_THREAD_VERSION == 4
  26 #define BOOST_THREAD_DETAIL_SIGNATURE double()
  27 #else
  28 #define BOOST_THREAD_DETAIL_SIGNATURE double
  29 #endif
  30
  31 #include <boost/thread/future.hpp>
  32 #include <boost/detail/lightweight_test.hpp>
  33 #include <boost/static_assert.hpp>
  34
  35 #if defined BOOST_THREAD_PROVIDES_FUTURE_CTOR_ALLOCATORS
  36 #include "../test_allocator.hpp"
  37
  38 int main()
  39 {
  40
  41   BOOST_STATIC_ASSERT_MSG((boost::csbl::uses_allocator<boost::packaged_task<BOOST_THREAD_DETAIL_SIGNATURE>, test_allocator<double> >::value), "");
  42
  43   return boost::report_errors();
  44 }
  45
  46 #else
  47 int main()
  48 {
  49   return boost::report_errors();
  50 }
  51 #endif
  52
  53