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