ceph/src/boost/libs/core/test/ref_rv_fail3.cpp

   1 //
   2 // Test that a const rvalue can't be passed to ref()
   3 //
   4 // Copyright 2014 Agustin Berge
   5 //
   6 // Distributed under the Boost Software License, Version 1.0.
   7 // See accompanying file LICENSE_1_0.txt or copy at
   8 // http://www.boost.org/LICENSE_1_0.txt
   9 //
  10
  11 #include <boost/ref.hpp>
  12
  13 #if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
  14
  15 struct X {};
  16
  17 X const crv() { return X(); }
  18
  19 int main()
  20 {
  21     boost::reference_wrapper<X const> r = boost::ref( crv() ); // this should produce an ERROR
  22     (void)r;
  23 }
  24
  25 #else
  26 #  error To fail, this test requires rvalue references
  27 #endif