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259533b62b
Fixed a bug in scope_exit.hpp: An extra trailing \ in a macro definition (compiled only when BOOST_NO_VARIADIC_MACROS is defined). Renamed LocalFunction and ScopeExit tests and examples from _err to _error. Updated LocalFunction docs. [SVN r77042]
38 lines
738 B
C++
38 lines
738 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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#ifndef BOOST_NO_LAMBDAS
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#include <boost/noncopyable.hpp>
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#include <cassert>
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//[noncopyable_lambda_error
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struct n: boost::noncopyable {
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int i;
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n(int _i): i(_i) {}
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};
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int main(void) {
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n x(-1);
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auto f = [x](void) { // Error: x is non-copyable, but if
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assert( x.i == -1 ); // bind `&x` then `x` is not constant.
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};
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f();
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return 0;
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}
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//]
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#else // NO_LAMBDAS
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#error "Trivial failure."
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#endif // NO_LAMBDAS
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