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Disabled assignment and construction from rvalue references in optional<const T&>

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This commit is contained in:
Andrzej Krzemienski
2014-04-28 15:48:55 +02:00
parent 0e61751fab
commit 3816143646
6 changed files with 133 additions and 12 deletions
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26
test/optional_test_ref_fail_assign_from_Urefref.cpp Normal file
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// Copyright (C) 2014, andrzej Krzemienski.
//
// Use, modification, and distribution is subject to the Boost Software
// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
// See http://www.boost.org/lib/optional for documentation.
//
// You are welcome to contact the author at:
// akrzemi1@gmail.com
//
#include "boost/optional.hpp"
#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
//
// THIS TEST SHOULD FAIL TO COMPILE
//
void optional_reference__test_no_assign_from_Urefref()
{
boost::optional<const int&> opt;
opt = long(3);
}
#else
# error "Test skipped. This cannot be implemented w/o rvalue references."
#endif