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- // Copyright (C) 2009-2012 Lorenzo Caminiti
- // Distributed under the Boost Software License, Version 1.0
- // (see accompanying file LICENSE_1_0.txt or a copy at
- // http://www.boost.org/LICENSE_1_0.txt)
- // Home at http://www.boost.org/libs/local_function
- #include <boost/config.hpp>
- #ifdef BOOST_NO_CXX11_LAMBDAS
- # error "requires lambda functions"
- #else
- #include <cassert>
- int main(void) {
- //[const_block_cxx11_lambda
- int x = 1, y = 2;
- const decltype(x)& const_x = x; // Constant so cannot be modified
- const decltype(y)& const_y = y; // and reference so no copy.
- [&const_x, &const_y]() { // Lambda functions (C++11 only).
- assert(const_x = const_y); // Unfortunately, `const_` names.
- }();
- //]
- return 0;
- }
- #endif // LAMBDAS
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